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The best memory upgrades for your Sony Vaio VGN-B Series VGN-BX640 Notebook!

We've spent years amassing all the information we need to make sure you get the right memory for your Sony Vaio VGN-B Series VGN-BX640 Notebook. We guarantee this memory will work in your machine for the life of your machine. Your Sony Vaio VGN-B Series VGN-BX640 supports up to 2048 MB in two slots and modules must be installed one at a time.

 

  Code OEM DescriptionCapacityKit OfPriceinc VAT 
expand   SoDIMM
1GB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD VGP-MM1024L 2651271 VGP-MM1024L 1GB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD 1GB1 £14.00 £16.80 Buy
1GB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD VGP-MM1024L 2968805 VGP-MM1024L 1GB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD 1GB1 £14.29 £17.15 Buy
512MB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD VGP-MM512L 2651272 VGP-MM512L 512MB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD 512MB1 £7.44 £8.93 Buy
256MB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD VGP-MM256L 2651273 VGP-MM256L 256MB 200PIN 533MHZ 64BIT NP DDR-2 SODIMM 240pin DD 256MB1 £5.00 £6.00 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 VGN-B Series VGN-BX640 machine
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