![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/51gjJSlDHBL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.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
![CMS 4GB (1X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with HP/Compaq® Compaq Presario Cq57-214Nr, Cq57-487Sa - A34 at Amazon.com CMS 4GB (1X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with HP/Compaq® Compaq Presario Cq57-214Nr, Cq57-487Sa - A34 at Amazon.com](https://m.media-amazon.com/images/I/61u24xpGXeL._AC_UF894,1000_QL80_.jpg)
CMS 4GB (1X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with HP/Compaq® Compaq Presario Cq57-214Nr, Cq57-487Sa - A34 at Amazon.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 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?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
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
![8GB 2X4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ57-315NR Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com 8GB 2X4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ57-315NR Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com](https://i5.walmartimages.com/asr/d49fbb40-9814-4dec-aeca-6516cc450ef7_1.c88e3ba510769d7341e981f7bd5f206c.jpeg)
8GB 2X4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ57-315NR Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com
![A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ57-339WM | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ57-339WM | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com](https://m.media-amazon.com/images/I/71d1ymZoR-L.jpg)
A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ57-339WM | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com
![4GB DDR3 Memory Upgrade for Compaq Presario CQ57-339WM PC3-10600 204 pin 1333MHz Laptop SODIMM RAM (PARTS-QUICK Brand) at Amazon.com 4GB DDR3 Memory Upgrade for Compaq Presario CQ57-339WM PC3-10600 204 pin 1333MHz Laptop SODIMM RAM (PARTS-QUICK Brand) at Amazon.com](https://m.media-amazon.com/images/I/41g2IVG9xZL._AC_UF894,1000_QL80_.jpg)
4GB DDR3 Memory Upgrade for Compaq Presario CQ57-339WM PC3-10600 204 pin 1333MHz Laptop SODIMM RAM (PARTS-QUICK 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 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._AC_UF894,1000_QL80_.jpg)
4GB DDR3-1333 (PC3-10600) RAM Memory Upgrade for The Compaq HP Presario CQ57-339WM (Genuine A-Tech Brand) 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/71gjHsHtP+L._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
![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._AC_.jpg)
4GB Upgrade for a HP - Compaq Presario CQ57 and CQ43 (AMD DDR3) System (DDR3 PC3-12800, Non-ECC, ) at Amazon.com
![A-Tech 4GB KIT 2X 2GB SO-DIMM DDR2 PC2-6400 800MHz Compatible with HP-Compaq Presario Notebook CQ56-219WM CQ57 CQ57-105TU CQ60-100EA CQ60-100ED CQ60-100EE CQ60-100EG CQ60-100EL CQ60-100EM RAM Memory at Amazon.com A-Tech 4GB KIT 2X 2GB SO-DIMM DDR2 PC2-6400 800MHz Compatible with HP-Compaq Presario Notebook CQ56-219WM CQ57 CQ57-105TU CQ60-100EA CQ60-100ED CQ60-100EE CQ60-100EG CQ60-100EL CQ60-100EM RAM Memory at Amazon.com](https://m.media-amazon.com/images/I/61KqMFyq8tL._AC_.jpg)
A-Tech 4GB KIT 2X 2GB SO-DIMM DDR2 PC2-6400 800MHz Compatible with HP-Compaq Presario Notebook CQ56-219WM CQ57 CQ57-105TU CQ60-100EA CQ60-100ED CQ60-100EE CQ60-100EG CQ60-100EL CQ60-100EM RAM Memory at Amazon.com
![A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ57-339WM | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ57-339WM | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com](https://m.media-amazon.com/images/I/71d1ymZoR-L._AC_UF894,1000_QL80_.jpg)