Table 4. Maximum internal drives supported : Drive configurations supported (max) PCIe lanes : Parts needed to install a M. 5-inch drive bay 4 USB 2. If the system and OS is 64 bits, it isn't a architectural reason to have a limit of memory to 4 or 8 GB. Memory modules should be installed in pairs of matched memory size, speed, and technology. I will be getting myself another dell optiplex 7050. Dell Optiplex 755/760 in the form factor of your choosing 4 GB DDR2 PC2-6400 RAM (2 will work, 8 is great)(there are 4 slots)(max per stick is 2GB) 40 GB or larger SATA HDD USB Mouse and Keyboard, Monitor and other accessories as necessary. Addressing Memory Configurations. 95. 30-07-2011 16:00 PM. 64bit Windows 7 ultimate (toying with a win 10 Pro ssd upgrade) 2 x 2gb ddr3-1066 sdram. I checked the system resources and it showed the correct amount of RAM. Currently installed with 4 GB (2 x 2GB modules). 5 out of 5 stars 15. These are the Quads we validated -. The Dell OptiPlex 755 offers enhanced management and control with Intel ® vPro TM processor technology, allowing IT staff excellent flexibility, high efficiency and reduced desk-side troubleshooting. 29-08-2020 12:00 PM. Crucial 8GB 4x2GB For Dell OptiPlex 740 745 755 760 PC2-6400 DDR2 800Mhz Memory. – TJJ. MoBo for Dell Precision 360. Storage: Up to. The 780 takes either 1,066MHz or 1,333MHz RAM. EDIT: Screengrabs below will show 1,600MHz RAM, which is what came up on the Crucial site for the 780. Intel Celeron 430 (1. Optiplex 755 Manual. make sure you use thermal paste for the installation. Experts in Dell Optiplex compatible upgrades. speedstep. I have found a potential Hynix module (HMA81GS6DJR8N), but there are some differences between. Maximum memory: 8GB Standard memory: 1 or 2GB removable All compatible upgrades DRAM Internal SSD External SSD Internal SSD for: OptiPlex 755 Series (Desktop Mini. if you really want to stick with the 755 tower case, you need to. OptiPlex. System Board Connectors 14 System Board Connector Maximum Allowable Dimensions, Graphics/Video Controller 15 External Ports/Connectors 20 Communications – Network. Adding memory is one of the most cost-effective ways to improve your computer's performance. A single slot card can be 2 slots wide if it's under 6 3/4'' long. Dell Optiplex 755 specs, deals, and users reviews. It has a 275W power supply, 8GB of RAM at 800mhz, BIOS updated to A22, 500GB of SATA Hard Drive and has a Core 2 Quad Q8400 processor at 2. Download the PDF file and follow the instructions for installing hardware, software, and drivers. Max Dimm size for this model is LOW Density INTEL compatible Ram 2 gig modules. The fact that fan eventually quiets down speaks against bad thermal paste. I checked on Dell Precision's 3500 & 5500 due to their large capacities, including multiple HDD's. The 745 appears to use either the Q963 or Q965 chipset, while 755 uses either the G31 or G33. . If you are using a 32-bit operating system such as Microsoft® Windows® Vista®, your computer will support a maximum of 4 GB of memory. Re: Dell Optiplex 755; picky with memory Mixing RAM brands/specs commonly results in problems. Low Cost Delivery Low Prices 100% Safe & Secure. 66 GHz Intel Dual Core CPU and having a front side bus of 1333 MHz. Yes, crucial brand ram from genuine micron factories is about the only memory that will ever work in a dell computer. #1 · Oct 19, 2008. Thanks for your help so far, I really appreciate it. My Optiplex 755 (desktop) came with 2 1Gb 800MHz sticks and I'd like to add another 1Gb, i. I'm unsure if your motherboard is capable of overclocking, but most likely, it is. Buy Now Payment Secure transaction Ships from A-Tech Components Sold by A-Tech Components Returns Eligible for Return, Refund or Replacement within 30. Low Cost Delivery Low Prices 100% Safe & Secure Dell Optiplex 780 mt ram upgrade Hi I have a option of getting a Dell Optiplex 780 mt from a good friend of mine with 8GB of ram 500GB hard drive and Windows 10 Pro I would like to upgrade it to 16GB of ram the max it supports I have a HP Compaq DC5800 that's getting old and hard to get parts for and buying a new computer is still months away. Conectores de memória 4. Aug 28, 2018. The following table lists the memory specifications of your OptiPlex 5000 Small Form Factor. Unless you bought it already, I suggest A-Tech RAM. DDR4-2666 • CL=19 • NON-ECC • UDIMM • 288-pin • 1. Maximum Memory: 4GB: Maximum Memory Per Slot: 2GB: SSD Form Factor: 2. Hi,. I know the maximum is 8GB, but would this work? I would like 8GB but my budget isn’t in heights for this older system. Popular components in PC builds with the Dell OptiPlex 755 Motherboard. I made the mistake with my Optiplex 755 as well (though DDR2). Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. Find replacement parts and upgrades for Your Dell system by selecting a brand or product model. 8. I want to know if I’ll be able to install a 1x2gb and 1x1gb in one slot, and a 1x2gb and 1x1gb in the other to reach 6GB. XPS Desktops. Pregunta sobre memoria ram en Dell Optiplex 755. $1,275. PC Dell optiplex 755 Slim Core 2 Duo HDD 250gb ram 3gb. N650J 2. Desktop/Workstation RAM upgrade » OptiPlex 780 by Dell. So my system has the following: A07 bios installed. 4 out of 5 stars 14 $64. Dell Optiplex 755: 32bit or 64bit. M. All Mr Memory recommended upgrades are 100% compatible with your Dell. try this called a hard power reset. The CPU upgrade is the area I'd appreciate some advice. Officially, (according to the Dell Technical Guide Book for the Optiplex GX 755) the max CPU and RAM are: Intel Core 2 Quad Q6700 Processor (2. Lifetime Warranty. 5 out of 5 stars 15. $3163. 0 ports. Dell. 0Gb/s • 540 MB/s Read, 500 MB/s Write. Non-ECC dual-channel 2400MHz DDR4 SDRAM (2133MHz performance on. We always send matched modules, when you order 2 or more. Shop Amazon for A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM. 1660. The biggest issue with Dell memory is the need for low density memory. or Best Offer. System Type X86-based PC. Find compatible Memory (RAM) for your Dell device - Optiplex Desktops. 5GB SATA Seagate HD, ATI HD 3650 video card that runs dual 19" monitors. Memory Type: DDR2 PC2-5300, DDR2 PC2-8500, DDR2 PC2-6400, DDR2 (non-ECC) Maximum Memory: 8GB Slots: 4 Each memory slot can hold DDR2 PC2-5300, DDR2 PC2-8500, DDR2 PC2-6400 with a maximum of 2GB per slot. Manufacturers. Max Dimm size for this model is LOW Density INTEL compatible Ram 2 gig modules. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell OptiPlex 755 Series (Desktop Mini-Tower and Small Form Factor) - FREE US Delivery. the maximum RAM it supports is only 8GB. Business. Enter model or choose from the list below. the modern intel motherboards are almost all ATX (or proprietary). Dell OptiPlex 7050 Tower RAM & SSD Upgrades | Scan ID: 3B4D92A831D926C3 We have compatible memory and storage upgrades for your system Max-Out memory View all upgradesProcessor info from BIOS: Intel EM64T. I have a Nvidia Geforce GT220 video card, which is a low profile video card, it can consume the maximum of 58 W, and this video card requires at least 300 W works without problems. Os módulos de memória suportados 256 MB, 512 MB, 1 GB, 2 GB ou 4 GB não-ECC4GB. 4. 2 slot supports 4X. Maximum Memory; 16GB: Memory Expansion Slots / Banks; 4 Slots: Memory Type & Info; PC2-5300/6400 DDR2 SDRAM DIMM Intel Q35 Express Chipset. Processor: Up to 4-core Intel Core 2 Quad Q9650, 3. 89 I have two Optiplex 755 SFF running VMware ESX 4. 0. Discover more about the. 2 slot : Parts needed to install a M. Finish Windows setup. Is it possible to upgrade my Q6600 cpu to a Q9550 / Q9650? I know that there is no Q9550/Q9650 on the Compatibility list, but i've seen somebody putting that CPU. 9. Memory. Optiplex SFF Plus 7010, RAM upgrade. As far as the the CPU goes, the C2Q Q6700 is compatible with your SFF. Shop products from small business brands sold in Amazon’s store. Genuine A-Tech Brand. Ao your looking at DDR2-6667 or DDR-800mhz, 4x2GB DDR2 ram NON. Boost GPU Frequency. Responses (1). I contact you and hope that you can help me to resolve my problem about Optiplex 380 ram: My Optiplex 380 had 4GB of ram (4GB hynix 2rx8 pc3-10600u-9-10-b0 / hmt351u6bfr8c-h9 n0 aa) and worked correctly. The Memory Kit comes with Life. Are you sure I don't need a new power supply? I got the Ram and Hard drive covered now, so i don't need to worry about that, neither the CPU. I have an Optiplex 760 x-64 running Win10 Pro that's using up 71-85% of memory with minimal applications (email, Adobe Reader, Win Office, etc. 3 out of 5 stars (3) $13. I'm wondering which ddr 2 companies' RAM work well with my computer, if someone has the same computer it would be great to hear what. 667-MHz or 800-MHz DDR2 SDRAM. It would be nice if the GTX1050 would run because it could move to your next machine. 4GB Kit 2 X 2GB DDR2 Memory for Dell Optiplex 755 760 GX280 Ultra Small Form Factor Desktop PC2-6400 240 pin 800MHz Non-ECC DIMM. I also specified 2 GB of PC2-6400 800Mhz of DDR2 memory as part of the original configuration that was supplied by Dell. If I insert one 2 GB and one 1 GB, then the BIOS detects. 33GHz 4M,VT,1333FSB 330-1129 : Shipping Material for System Single Hard Drive Neo Desktop Dell OptiPlex 365-0257 : CFI Routing SKU 366-1551 : Custom Project Fee for ESLH 313-5426 : 16X DVD+/-RW,SATA,Dell OptiPlex. View PDF. I have two Optiplex 755 SFF running VMware ESX 4. Below memory compatibility will be DDR3 unless stated otherwise. The computer slows down often and I assume it is because of memory issues and I. Graphics. Memory slots Four UDIMM slots Memory type Dual-channel DDR4 Memory speed 3200 MHz Maximum memory configuration 128 GB. Buy Kingston Dell OptiPlex 755 DT/MT/SFF Desktop Memory RAM & SSD upgrades. compare. 13. 66 GHz Intel Dual Core CPU and having a front side bus of 1333 MHz. 376 / 11. It has a E2160 1. Hi Deeprocks19, Please refer to your user manual. F886J 2. NOTE: If you have the USFF, only 4GB are compatible. Dell Optiplex 755 SSF Core2Duo. DDR3-1600MHz can be used & what I posted above, but. Max Memory. Alienware 15 R3 Geniune Dell battery. With those specs you can use the PCs for the tasks you mentioned. 4 Gig dimms are priced in the $200 each rang. 0 GHz max. From some discussion boards, I understand that I could upgrade to 8GB of. Upgrade Finder. 1x 4HP13. If you plan on getting the 6770 inside th new 780, you'll most likely see same performance. 71% of bottleneck. Dell ships non-ECC 184 pin SDRAM memory only. Be sure to avoid KVR (Kingston Value RAM), as this has caused problems in Dell's. OptiPlex 160L. Free returns and support on all products. A 3rd party application (SIW) informs me that the maximum RAM capacity is 1024MB. If you had the USFF, the max total RAM is 4GB. Diagnostic lights 3,4 indicate a RAM problem. Espero ter ajudado. Difference from the Quad's in 780 to the E6850 is minimal for your real life performance. 10GHz 3. Buy system specific Dell OptiPlex 755 DT/MT/SFF Desktop Memory/RAM and SSD upgrades from KingstonMemoryShop. good day! I have a DELL optiplex 755 SFF PC. (example: DDR3L) DDR3 is not backward-compatible with DDR2. , whats the max i can go and what are the specs ? i have Hynix 4GB DDR2 667 MHz PC2-5300F ECC 2Rx4 CL5 1. Tangerang Selatan ICA JAYA MANDIRI. The OptiPlex 9020 is designed to seamlessly integrate into the office environment. The cost of the ram that works is more than buying a better unit. The actual. Jun 22, 2016. This computer supports maximum memory speed of 800MHz DDR2 SDRAM. the maximum supported Cpu is a q9650. Kisianik, you said a 750 ti would be appropriate for Dell Optiplex 755. The BIOS update I'm not sure about. 0 GB Windows XP Home, Intel Graphics Media Accelerator 3100 32 MB DDR 256 MB (shared). 93 GHz, BIOS is A16 8/16/2013, installed memory is 4GB. I'm looking to upgrade my computer so i can max out its ram and was wondering if this ram will fit. 30,340. This computer supports maximum memory speed of 800MHz DDR2 SDRAM. The computer is a BTX form factor so aftermarket parts aren't actually made to fit. 35 V operation for memory. 2V 1Rx8 288-Pin UDIMM Desktop RAM Memory Module other variants of Dell Optiplex 755 allow for 8GB maximum RAM, while Dell Optiplex 780 allows for up to 16GB RAM. Buy some contact cleaner and spray the RAM contacts as these desktops love to complain about RAM fault when RAM contacts go bad. While they can take HDD's in the TB's, the max listed for SSD is 256 GB. can use the i family of processors that fit socket LGA1155. 11. The configuration Dell provides comes with a 1. I also specified 2 GB of PC2-6400 800Mhz of DDR2 memory as part of the original configuration that was supplied by Dell. Thread starter h2l; Start date Feb 16, 2012; Tags. When I put Win10 on an SSD and maxed the RAM, that's when I really noticed a difference in speed. So you can't have 2x 2GB + 2x 4GB (12 GB total). Q9500 - Almost as cheap as dirt. Set personal price drop alerts! If you have Windows, System Info in the Control Panel will tell you total use of the RAM. In fact, I think all three can run the Core 2 Quad, which would be the preferred CPU. Memory issue on Optiplex 755. My background is that I have a Dell Optiplex E8400, 4GB Crucial Ram, 2- SATA CDRW/DVD's, 1. . You need to sort out the RAM problem first before tackling anything else. A very short, very. 0 1 x DVI: Operating System: Windows. Rp325. Also for: Optiplex. We messed around with the BIOS settings to try and see what was up. 50 $ 13 . Personally I would go with ddr3 because the 8 gb sticks are. 4. I'm impressed you got an Optiplex 755 to take an SSD; though SSD's aren't listed in the manual. pretty simple way to make a fast computer even faster. Install modules in. Dell Optiplex 755 Full-Tower Desktop Specs and Details. $5999. The LED light turns on for 3 seconds and then turns off. Memory Type: DDR2 PC2-8500, DDR2 PC2-6400, DDR2 PC2-5300, DDR2 (non-ECC) Maximum Memory: 8GB. Dell Optiplex 755 Series GM819 Motherboard. It varies. The Dell OptiPlex 755 offers enhanced management and control with Intel® vPro™ processor technology, allowing IT staff excellent flexibility, high efficiency and reduced desk-side troubleshooting. Re: Optiplex 755 sff 280PSU low profile graphics card. 19-11-2012 09:00 AM. The memory will run at a lower PC2-6400 (or PC2-5300) speed on such a system. unfortunately not possible if you want to use the 755 MT case which is BTX and only accommodates BTX motherboard. HERE is the Crucial Memory listing for the 380 "mini tower". Depending on how much RAM you need, if you have any RAM heavy apps, 7020 has max listed RAM @ 16GB and 9020 @ 32GB. Results Amazon's Choice 8GB 4X2GB Dell OptiPlex 755 Series Desktop/PC DDR2 PC2-5300 RAM Memory 129 $3162 Save 6% Details FREE delivery Mon, Sep 11 Or fastest. Dell part numbers = DW1P4 2GB,800MHz,256X64,256X64,Unbuffered,DDR2,240 Pin,Dual Rank,1. ) - it is much slower than when first purchased. $3163. Your most impressive computer set-up. The Dual slot card requires some slight changes - remove the bracket as it is not required to hold in the card once it is in the PCI-e slot. Device Management. 5. With 1333FSB Likely the ram will clock down to 800MHZ aka PC2 6400. Report. It's not in specs, but some people have exceeded RAM in 7020 up. Dell Latitude 3570 Win 11 i5 8GB 200GB SSD 15. System CPU Type; N/A: Memory Warranty; Lifetime Warranty. Posts / Dell Community /. bradthetechnut. Yes, that's an i7-2600 SR00B in there! All appears to be going well, but it's only the first day with 16GB. DELL™ OPTIPLEX™ 760 TECHNICAL GUIDEBOOK V1. I've read in a few places that if any of the versions of Windows are on 32-bit, they only use a max of 4GB. Two more questions - What's the brand name of the RAM? Is your 755 an MT, DT, SFF or. Exact same specs as the shipped version, but the system will not accept it and will not boot. - no new coolers are needed. Press the power button. - SkillBench (space shooter). What is the max speed of ram this machine can handle? Typically I have seen machines with. I used the specs as specified in the manual to purchase Crucial DDR5 CT2K16G48C40U5. The processor is a Core2Quad, which can be upgraded. 00 Used;OptiPlex 755 upgrade. 5 volt memory. Solved. 5 out of 5 stars 15 Yes, crucial brand ram from genuine micron factories is about the only memory that will ever work in a dell computer. 765 inches centimeters PCIe x16 Slot Dimensions: (HxL) Height 4. At the technical guide (thank's for link to SpeedStep) I didn't find any information about supported max. May 18, 2016 at 9:17. Memory Type: DDR2 PC2-8500, DDR2 PC2-6400, DDR2 PC2-5300, DDR2 (non-ECC) Maximum Memory: 8GB. I have got a Dell Optiplex 755 SFF, and i'd like to change all of my hardwares, to the best components what i can use. . (PC2-5300U) 667mhz. Both dual-channel and single-channel configurations are supported . Dell Support Driver and Downloads not offering manual downloads for my. Isso é algum problema de configu. sp. 25-03-2011 13:00 PM. Dell OptiPlex 755 Small Form Factor [SFF] Desktop Memory RAM & SSDs. 1-16 of 131 results for "optiplex 755 memory" Results 8GB 4X2GB Dell OptiPlex 755 Series Desktop/PC DDR2 PC2-5300 RAM Memory DIMM 129 $3162 Save 6% with. Best CPU for it is C2Q Q9650 3. Memory Type: DDR2 PC2-5300, DDR2 PC2-8500, DDR2 PC2-6400, DDR2 (non-ECC) Maximum Memory: 8GB Slots: 4 Each memory slot can hold DDR2 PC2-5300, DDR2 PC2-8500, DDR2 PC2-6400 with a maximum of. Late in its life it did get VISTA WDDM 1. Guaranteed Compatible with Dell Optiplex 755 Desktop Computer. 4. The 95W CPU limit keeps the Extremes out, and I even tried a 75W X6800 in another Dell and it wouldn't run either. Can anybody clearify this Statement from the product brief: "Delivers up to 12. Intel pentium dual core. Dell Optiplex 755 RAM issues. The stylish new OptiPlex 960 delivers advanced technologies to tackle any challenge without missing a beat. I have an Optiplex 760 x-64 running Win10 Pro that's using up 71-85% of memory with minimal applications (email, Adobe Reader, Win Office, etc. OptiPlex 210L OptiPlex 210Ln OptiPlex 3000 Micro OptiPlex 3000 SFF OptiPlex 3000 Tower OptiPlex 3010 Desktop OptiPlex 3010 Mini Tower OptiPlex 3010 Small Form Factor OptiPlex 3011 All-in-One. Si va a mezclar tipos de memoria, ejemplo memorias de 667 MHz con Memorias de 800Mhz las memorias trabajaran a la velocidad del módulo más lento. Optiplex Desktops. 18,530. 28-06-2021 17:00 PM. FREE delivery Fri, May 19. . Hi, I've got an Optiplex 755, 0pu052 motherboard, currently running 2 1 gb ddr2 667 mhz ram sticks, windows xp pro 32 bit, and would like to increase to 4GB the limit of 32 bit. $19. You might need to rollback your SSD to a 256 GB model. 64% improvement in performance according to game-debate. 3 Robust mainstream desktop designed to meet your needs, now and in the future The new Dell OptiPlex 755 offers a compelling, versatile solution that can help you meet evolving business needs with the right technologies and services. Starting at CAD $949. Memory: Ultra Small Factor model: Up to 4 GB 800 MHz / 667 MHz Non-ECC SDRAM DDR2,. 66GHz (2 CPUs), ~2. CPU; Core2 Quad Q6600 Intel $100 Bench 42%, 59,658 samples: 75x: Core2 Duo E8400 Intel $22 Bench 40%, 68,540 samples: 63x:. It's not really very upgradeable either. So you can get more done around the office without having to run around - and you have more time for projects that can help an enterprise work better,. Follow the on-screen instructions to complete the setup. Dell™ optiplex™ 755 technical guiDe systEM boarD connEctor MaxiMuM aLLowabLE DiMEnsions usff PCI Slot (s) Dimensions: (HxL) Height 4. Intel® Q965 (ICH8) Express Chipset. x Just about any cheap NVIDIA late-model PCIe video card. . Intel® CoreTM 2 Duo 1066MHz FSB Socket T with Dual Core technology XD, EM64T, 2MB and up to 4MB L2 cache, EIST and VT (E6000 series) integrated Intel® Graphics Media Accelerator 3000 (no "x" in the title as in "x3000" this is just "3000") Dell Optiplex 755. I would like to get input from other people that use the Optiplex 755 and get some input on what they recommend upgrading on the system to make it more of a personal computer than a business. - RAM: 16GB (8x2GB) @ 5200Mhz - Storage: 1TB NVMe SSD, 1TB MicroSD- Display: 1200p@120Hz Dell Poweredge R720 (Server):- CPUs: 2x Xeon E5-2697v2 @ up to 3. 3. Thread starter cookie_monster_17; Start date Sep 25, 2018;. 5" (SATA) SSD Interface: SATA 3. Most dell computers have code in the bios firmware that checks on the memory brand, and sets a flag, if non crucial memory is detected. Helps you switch between applications, open documents, and complete daily tasks faster. if you really want to stick with the 755 tower case, you need to cut/mod. ? o tendré complicaciones, como le aumento la memoria Ram. This item: 8GB 4X2GB Dell OptiPlex 755 Series Desktop/PC DDR2 PC2-5300 RAM Memory. At Mr Memory you get enhanced speed and peak performance with every upgrade, taking your device to the limit. NA / NA / NA / NA. ? o tendré complicaciones, como le aumento la memoria Ram. Dell. 15,010. 35 V operation for memory. Thank You for your support! Community Dell. Produce video, photography and music. GT 710 yes. My upgrade will be: CPU - AMD Athlon 3000G. Dell OptiPlex DDR3 Memory Compatibility Guide Reference the DDR3 Memory Compatibility Guide for the Dell OptiPlex series. Core for Core improvement is minimal. After clarification as to the model Optiplex you have, we'll be able to assist further. Optiplex's 755, 790, 7010. normally on a OptiPlex 755 (and you need to confirm this by looking inside the case) the system has 4 slots for ram, ands 8GB is the highest in 99% of cases for 775 CPUs' thus DDR-800/667 being the two possible speeds used on the said motherboard. A-Tech 8GB (4X 2GB) Max Memory RAM Kit for Dell OptiPlex 755, 745, 740, (MT, DT, SFF) - DDR2 667MHz PC2-5300 Non-ECC DIMM Upgrade. I too made the high density mistake with my. They both came with 2 x 1GB Hynix PC2-5300U. View and Download Dell Optiplex 755 technical manualbook online. I went from an E8400 to a Q9650 in my 755 MT a ways back. Card. 2 posts · Joined 2008. 0 ports, whereas Dell Optiplex 780 features 8 USB 2. 2: M. We would like to show you a description here but the site won’t allow us. By tech_guy in forum Hardware. Start a Conversation. pretty simple way to make a fast computer even faster. The 780 has socket type LGA775. #3. Model Comments: Machine name: Dell Optiplex 755 MiniTower CPU options: - Intel Core 2 Quad (1066MHz FSB) - Intel Core 2 Duo (1333MHz FSB) - Intel Core 2 Duo (800MHz FSB) - Intel Pentium (800MHz FSB) - Intel Celeron (800MHz FSB) Chipset: Intel Q35 Express Chipset HD Bus: SATA II (7200RPM) Front. 2: pull power cord from wall. That's when your PC will fly. The supported RAM configurations are: 2 GB, 4 GB, 6 GB, 8 GB, and 16 GB. But Dell never tested the 755 with higher than 8GB RAM. In 2009 win 7 was released and started showing up on the 760 models and carried over to the 780 models which eventually became WIN7 models. This system supports 8GB (2 Dimms) of DDR3. 2: M. OptiPlex 170Ln. 4 out of 5 stars 14 ratings. Here's. I understand Windows XP cannot utilize the full 4 gigs of RAM which is fine with me. Solution. I want to install 64 bit Linux so I got 2 new 2GB memory sticks and replaced the 2 1GB ones, into the same slots. 512 MB, 1 GB, or 2 GB non-ECC. DELL-2GB-DDR2-667D. 6Ghz cpu and 2Gb ram DELL 0DR845 OptiPlex 755 MB with Dual Core E2140 skt 775 1.