![OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 6550b (DDR3-10600) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 6550b (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 ProBook 6550b (DDR3-10600) Laptop Memory at Amazon.com
![Amazon.com: HP ProBook 6560b Notebook Intel Core i5 2450M (2.50GHz) 15.6" 4GB Memory DDR3 1333 500GB HDD 7200rpm DVD Windows 7 Professional : Electronics Amazon.com: HP ProBook 6560b Notebook Intel Core i5 2450M (2.50GHz) 15.6" 4GB Memory DDR3 1333 500GB HDD 7200rpm DVD Windows 7 Professional : Electronics](https://m.media-amazon.com/images/I/31K5rVf7tIL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HP ProBook 6560b Notebook Intel Core i5 2450M (2.50GHz) 15.6" 4GB Memory DDR3 1333 500GB HDD 7200rpm DVD Windows 7 Professional : Electronics
A 15.6-inch diagonal mainstream business notebook featuring Intel processors, a choice of UMA or discrete graphics,and optional
![New Ddr3 Memory Ram Pc3-10600 For Hp Probook 6440b 6450b 6455b 6460b 6465b 6540b 6550b 6555b - Rams - AliExpress New Ddr3 Memory Ram Pc3-10600 For Hp Probook 6440b 6450b 6455b 6460b 6465b 6540b 6550b 6555b - Rams - AliExpress](https://ae01.alicdn.com/kf/Hb2f5b6e8856b4019a78bf1d46478e1cfu/New-DDR3-Memory-RAM-PC3-10600-for-HP-ProBook-6440b-6450b-6455b-6460b-6465b-6540b-6550b.jpg_Q90.jpg_.webp)