![Amazon.com: A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ56 -PC6400 | DDR2 800MHz SODIMM PC2-6400 200-Pin Non-ECC Memory Upgrade Kit : Electronics Amazon.com: A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ56 -PC6400 | DDR2 800MHz SODIMM PC2-6400 200-Pin Non-ECC Memory Upgrade Kit : Electronics](https://m.media-amazon.com/images/I/71tFYugO99L.jpg)
Amazon.com: A-Tech 8GB (2 x 4GB) RAM for COMPAQ PRESARIO CQ56 -PC6400 | DDR2 800MHz SODIMM PC2-6400 200-Pin Non-ECC Memory Upgrade Kit : Electronics
![CMS 8GB (2X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-115Dx, Cq56-124Ca, Cq56-148Ca - A35 at Amazon.com CMS 8GB (2X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-115Dx, Cq56-124Ca, Cq56-148Ca - A35 at Amazon.com](https://m.media-amazon.com/images/I/419j3DyTsqL._AC_UF894,1000_QL80_.jpg)
CMS 8GB (2X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-115Dx, Cq56-124Ca, Cq56-148Ca - A35 at Amazon.com
![CMS 4GB (1X4GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-219Wm Ddr2 Sodimm - A42 at Amazon.com CMS 4GB (1X4GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-219Wm Ddr2 Sodimm - A42 at Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61zk9zxYsYL._AC_UF350,350_QL80_.jpg)
CMS 4GB (1X4GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Cq56-219Wm Ddr2 Sodimm - A42 at Amazon.com
![OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ56-201NR (DDR2-6400) Laptop Memory OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ56-201NR (DDR2-6400) Laptop Memory](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61Qn0mekZXL._AC_UF894,1000_QL80_.jpg)
OFFTEK 2GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ56-201NR (DDR2-6400) Laptop Memory
![HP Compaq CQ56 G62 RAM Memory Replacement Upgrade- Install, Replace - Laptop Notebook 2GB 4GB - YouTube HP Compaq CQ56 G62 RAM Memory Replacement Upgrade- Install, Replace - Laptop Notebook 2GB 4GB - YouTube](https://i.ytimg.com/vi/wbpu19PP2KI/mqdefault.jpg)
HP Compaq CQ56 G62 RAM Memory Replacement Upgrade- Install, Replace - Laptop Notebook 2GB 4GB - YouTube
![623909-001 Daax3mb16a1 For Compaq Presario Cq56 For Hp G56 Motherboard +cpu Ddr2 Tested Good - Laptop Motherboard - AliExpress 623909-001 Daax3mb16a1 For Compaq Presario Cq56 For Hp G56 Motherboard +cpu Ddr2 Tested Good - Laptop Motherboard - AliExpress](https://ae01.alicdn.com/kf/Sfdf1a3d8ec404ea6ae36a72f91a2e81dl.jpg)
623909-001 Daax3mb16a1 For Compaq Presario Cq56 For Hp G56 Motherboard +cpu Ddr2 Tested Good - Laptop Motherboard - AliExpress
![8GB 2X4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ56-129NR Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com 8GB 2X4GB RAM Memory for Compaq Presario CQ50 Series Presario CQ56-129NR 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 CQ56-129NR Black Diamond Memory Module DDR3 SO-DIMM 204pin PC3-10600 1333MHz Upgrade - Walmart.com
![4GB 2X2GB RAM Memory for Compaq Presario CQ Series CQ56-219WM Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-5300 667MHz Upgrade - Walmart.com 4GB 2X2GB RAM Memory for Compaq Presario CQ Series CQ56-219WM Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-5300 667MHz Upgrade - Walmart.com](https://i5.walmartimages.com/asr/4df932a4-4910-4916-89a7-3948b735ce9c_1.ff1c063e569e21d981f28bf619a80268.jpeg)
4GB 2X2GB RAM Memory for Compaq Presario CQ Series CQ56-219WM Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-5300 667MHz Upgrade - Walmart.com
![CMS 8GB (2X4GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Notebook Cq56-122Nr, Cq56-110Us, Cq56-109Wm - A41 at Amazon.com CMS 8GB (2X4GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Notebook Cq56-122Nr, Cq56-110Us, Cq56-109Wm - A41 at Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71LN5lyWqxL._AC_UF894,1000_QL80_.jpg)
CMS 8GB (2X4GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Compaq Presario Notebook Cq56-122Nr, Cq56-110Us, Cq56-109Wm - A41 at Amazon.com
![OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ56-102SA (DDR3-10600) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ56-102SA (DDR3-10600) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/61mlx7jlbVL._AC_UF894,1000_QL80_.jpg)
OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq Presario Notebook CQ56-102SA (DDR3-10600) Laptop Memory at Amazon.com
![2GB RAM Memory for Compaq Presario CQ50 Series Presario CQ56-110US Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-6400 800MHz Upgrade - Walmart.com 2GB RAM Memory for Compaq Presario CQ50 Series Presario CQ56-110US Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-6400 800MHz Upgrade - Walmart.com](https://i5.walmartimages.com/asr/336cc9a3-8e4c-4384-8c97-21a19ef66d68_1.0bdfcc10a3c6dbe55e279e814626ca80.jpeg)