![2GB DDR2 800MHz RAM Memory Upgrade for Compaq Presario Notebook CQ56, CQ57 Series (PARTS-QUICK) - Walmart.com 2GB DDR2 800MHz RAM Memory Upgrade for Compaq Presario Notebook CQ56, CQ57 Series (PARTS-QUICK) - Walmart.com](https://i5.walmartimages.com/asr/30203d0e-7271-4193-9a1a-85180946c2f1_1.b8f4d7fa115915d08b08cbc0574a1a37.jpeg)
2GB DDR2 800MHz RAM Memory Upgrade for Compaq Presario Notebook CQ56, CQ57 Series (PARTS-QUICK) - Walmart.com
![A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com](https://m.media-amazon.com/images/I/71hLolQF1AL.jpg)
A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com
![A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com](https://m.media-amazon.com/images/I/71hLolQF1AL._AC_UF894,1000_QL80_.jpg)
A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com
![A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com](https://m.media-amazon.com/images/I/717URWb5MML._AC_UF350,350_QL80_.jpg)
A-Tech 4GB RAM for COMPAQ PRESARIO CQ57-250SV | DDR3 1066MHz SODIMM PC3-8500 204-Pin Non-ECC Memory Upgrade Module at Amazon.com
![4GB Upgrade for a HP - Compaq Presario CQ57 and CQ43 (AMD DDR3) System (DDR3 PC3-12800, Non-ECC, ) at Amazon.com 4GB Upgrade for a HP - Compaq Presario CQ57 and CQ43 (AMD DDR3) System (DDR3 PC3-12800, Non-ECC, ) at Amazon.com](https://m.media-amazon.com/images/I/51pQ-39sn-L.jpg)
4GB Upgrade for a HP - Compaq Presario CQ57 and CQ43 (AMD DDR3) System (DDR3 PC3-12800, Non-ECC, ) at Amazon.com
![4GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The Compaq HP Presario CQ57-339WM (Genuine A-Tech Brand) at Amazon.com 4GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The Compaq HP Presario CQ57-339WM (Genuine A-Tech Brand) at Amazon.com](https://m.media-amazon.com/images/I/71ejUg1URlL.jpg)
4GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The Compaq HP Presario CQ57-339WM (Genuine A-Tech Brand) at Amazon.com
![OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ57-105TU (DDR2-6400) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ57-105TU (DDR2-6400) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/61Qn0mekZXL._AC_UF894,1000_QL80_.jpg)
OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ57-105TU (DDR2-6400) Laptop Memory at Amazon.com
![OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ57-253SA (DDR3-10600) Laptop Memory: Amazon.co.uk: Computers & Accessories OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ57-253SA (DDR3-10600) Laptop Memory: Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/71nBR0kPxZL._AC_UF894,1000_QL80_.jpg)
OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ57-253SA (DDR3-10600) Laptop Memory: Amazon.co.uk: Computers & Accessories
![4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ57-439WM Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com 4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ57-439WM Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com](https://i5.walmartimages.com/asr/980035dd-447b-4532-8058-cc7989874382_1.4786561a4503df1c61c09f4a90b33e93.jpeg)
4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ57-439WM Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com
![Compaq Presario Notebook CQ57-364SA Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory® Compaq Presario Notebook CQ57-364SA Memory RAM Upgrades - Low Cost Delivery & Guaranteed Compatible | Mr Memory®](https://www.mrmemory.co.uk/images/groups-high/sodimm-ddr3-ram-2.jpg)