Desktop Memory - Showing 1537 - 1560 of 2165 Products

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Desktop 4GB DDR2 240 PIN 800Mhz PC2 6400 CL6
$78 .75
MemoryMasters 512MB 172pin PC2-4200(533Mhz) 64x16 DDR2 MicroDIMM
$38 .86
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MemoryMasters 16GB Kit 2x 8GB 240p DDR2-667 FBDIMM
$83 .86
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MemoryMasters 8GB (4 x 2GB) DDR2 DIMM (240 PIN) 800Mhz PC2 6400 / PC2 6300
$60 .00
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MICRON MT16VDDT6464AG-265C4 512MB DESKTOP DIMM DDR PC2100(266) UNBUF 2.5v ...
$14 .99
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ZVVN 4GB DDR3 1333 (PC3 10600) 240 Pin DIMM PC RAM Desktop Computer Memory Blue ...
$20 .99
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ZVVN 4GB DDR3L 1066 (PC3L 8500) 1.35V DIMM RAM Desktop Computer Memory 240Pin ...
$27 .99
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MEMORY MT16LSDT3264AY-133G3 256MB,SYNCH,133MHZ,CL3 PC133U-333-542-Z
$44 .99
MemoryMasters 2GB Kit 2x1GB 240p DDR2-800 DIMM
$22 .84
Kingston memory - 1 GB - DDR ( KTM-M50/1G )
$28 .75
4GB (2x2GB) DDR3-1333MHz PC3-10600 NON-ECC UDIMM 2Rx8 Desktop Memory Module
$23 .99
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16GB (4x4GB) DDR3-1600MHz PC3-12800 NON-ECC UDIMM 2Rx8 Desktop Memory Module
$46 .84
Kingston 1GB DDR2 667 (PC2 5300) Desktop Memory Model KVR667D2N5/1G
$19 .00
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MemoryMasters New! 8GB 4X2GB Desktop Memory DDR2 PC2-5300 Memory
$21 .35
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HP 256MB DDR SDRAM Memory Module
$20 .86
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ZVVN 32GB Kit (4x 8GB) DDR3L 1066 (PC3L 8500) 1.35V 240Pin PC RAM Desktop Computer ...
$141 .99
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DEC - DEC 54-23170-BA 16MB SIMM 4M X 36 60NS
$39 .00
ZVVN 8GB DDR3 1333 (PC3 10600) 1.5V PC RAM Desktop Computer Memory 240Pin Black ...
$35 .99
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MemoryMasters 8GB (2 X 4GB) DDR2 DIMM (240 PIN) 667Mhz PC2 5400 PC2 5300 8 GB
$107 .99
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MemoryMasters 8GB ( 4 x 2GB ) DDR2 DIMM (240 PIN) AM2 800Mhz PC2 6400 / PC2 6300 , LP JR ...
$100 .00
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MemoryMasters 8GB (4x 2GB) DDR2 800MHz PC2-6300 6400 RAM (240 Pin) DIMM 5-5-5-18 ...
$47 .75
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MICRON DIMM 8GB PC2-5300 FBD MT36HTS1G72FY-667A1D4
$23 .00

Common Questions about Desktop Memory

Introduction

For a sluggish or underperforming desktop computer, a PC memory upgrade is often an effective way to increase performance. However, choosing the right desktop memory upgrade is not always easy. If you are looking for desktop memory, the memory finder tool is an excellent resource. In the next section, NeweggBusiness answers several of the most common questions about upgrading PC memory.

Questions

Why does PC memory have MHz ratings and what do they mean?

The MHz rating for PC memory is an indication of how quickly it can transfer data. The higher the MHz rating, the quicker the memory can transfer data. However, the transfer speed is bottlenecked by the motherboard and processor. If a stick of memory is rated at 1600 MHz but the processor and motherboard are limited to 1333 MHz, the memory will operate at the slower speed.

What does latency or timing mean for PC memory?

PC memory timings are performance measurements based around four parameters. These four ratings are written as four numbers separated by dashes, such as 7-8-7-24. It is better to have lower timings, as that means less latency. You should prioritize having lower latencies over faster MHz ratings.

What does memory voltage mean?

In order for PC memory modules to achieve their rated timings, they must operate at indicated voltages. If the memory modules are ran either under or over-voltage, there will be a risk of system instability and damage to the memory. However, increasing memory voltage can also lower timings for slightly faster performance.

Are there any advantages to multi-channel memory kits?

Multi-module PC memory upgrades are often marketed as dual-channel, triple-channel, or quad-channel. Known as matched memory, they are designed to work in conjunction for slightly increased performance. However, the motherboard must support multi-channel memory for there to be any benefit.

For example, if you have a motherboard that supports dual-channel memory, utilizing a matched 8 GB (2 x 4 GB) memory upgrade kit will net slightly better performance gains than two unmatched 4 GB memory sticks.

Can I use different memory brands, capacities, and speeds in the same computer?

Yes, you can use PC memory modules from different brands, with different capacities, and different speeds in the same computer. However, there will be no multi-channel performance gains because they will not be matched sets of memory. In addition, if the PC memory modules have different speeds, they will all run at the speed of the slowest module.

Are there limitations on how much memory I can install?

Yes, there are several limiting factors on how much memory you can install into one system. Most desktop motherboards only accommodate up to four unbuffered memory modules. On top of that, the largest capacity for a single unbuffered memory module is 8 GB. So the maximum amount of memory based on hardware limitations is 64 GB for unbuffered memory.

Another limitation on the benefits of additional PC memory is the operating system. An operating system can only utilize a limited amount of memory, and any extra memory past that amount will not be recognized. For example, Windows® 8 64-bit supports a maximum of 128 GB of PC memory while Windows 8 32-bit supports up to 4 GB. Past those maximums, any extra PC memory will not be recognized.