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The best memory upgrades for your Sony Vaio PCV Series PCV-RS421 Desktop!

We've spent years amassing all the information we need to make sure you get the right memory for your Sony Vaio PCV Series PCV-RS421 Desktop. We guarantee this memory will work in your machine for the life of your machine. Your Sony Vaio PCV Series PCV-RS421 supports up to 2048 MB in two slots and modules must be installed one at a time.

 

  Code OEM DescriptionCapacityKit OfPriceinc VAT 
expand   DIMM
1GB 2.5V DDR Unbuffered PC333 x64 DIMM 184pin DDR 22478 2645699 22478 1GB 2.5V DDR Unbuffered PC333 x64 DIMM 184pin DDR 1GB1 £17.86 £21.43 Buy
512MB 2.5V DDR Unbuffered PC333 x64 DIMM 184pin DDR PCGA-MM512E 2645700 PCGA-MM512E 512MB 2.5V DDR Unbuffered PC333 x64 DIMM 184pin DDR 512MB1 £12.23 £14.68 Buy
256MB 2.5V DDR Unbuffered PC333 x64 DIMM 184pin DDR PCGA-MM256E 2645701 PCGA-MM256E 256MB 2.5V DDR Unbuffered PC333 x64 DIMM 184pin DDR 256MB1 £10.30 £12.36 Buy

More information about this machine

Detailed machine info

Is base memory removeable?y
Number of memory slots2
Number of memory banks2
Number of modules per bank1
Maximum installable memory2048

Original Memory Configuration

more about your Sony Vaio PCV Series PCV-RS421 machine
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