![A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com](https://m.media-amazon.com/images/I/71sOubpERcL._AC_UF894,1000_QL80_.jpg)
A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com
![Laptop Motherboard For HP Probook 4520S 4720S HM57 Notebook Mainboard 598667-001 598667-501 H9265-1 48.4GK06.041 DDR3 Laptop Motherboard For HP Probook 4520S 4720S HM57 Notebook Mainboard 598667-001 598667-501 H9265-1 48.4GK06.041 DDR3](https://ae01.alicdn.com/kf/HTB1L1bMXVY7gK0jSZKzq6yikpXa9/Laptop-Motherboard-For-HP-Probook-4520S-4720S-HM57-Notebook-Mainboard-598667-001-598667-501-H9265-1.jpg)
Laptop Motherboard For HP Probook 4520S 4720S HM57 Notebook Mainboard 598667-001 598667-501 H9265-1 48.4GK06.041 DDR3
![OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4520s (DDR3-8500) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4520s (DDR3-8500) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/71Vz3D01fSL._AC_UF894,1000_QL80_.jpg)
OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4520s (DDR3-8500) Laptop Memory at Amazon.com
![OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4520s (DDR3-8500) Laptop Memory at Amazon.com OFFTEK 4GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4520s (DDR3-8500) 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 4520s (DDR3-8500) Laptop Memory at Amazon.com
![HP ProBook 4520s Intel Core i3 M380 CPU @ 2.53GHz, 4GB RAM, 320GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business. HP ProBook 4520s Intel Core i3 M380 CPU @ 2.53GHz, 4GB RAM, 320GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business.](https://connectall.org/pub/media/catalog/product/cache/afa8b91304eb85919a82650a031c8fd7/h/p/hp_probook_4520s_front_angle_8.jpg)
HP ProBook 4520s Intel Core i3 M380 CPU @ 2.53GHz, 4GB RAM, 320GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2010 Home & Business.
![Genuine 598667-001 For Hp Probook 4520s 4720s Laptop Motherboard H9265-1 48.4gk06.011 Hm57 Rpga989 Ddr3 100% Tested - Laptop Motherboard - AliExpress Genuine 598667-001 For Hp Probook 4520s 4720s Laptop Motherboard H9265-1 48.4gk06.011 Hm57 Rpga989 Ddr3 100% Tested - Laptop Motherboard - AliExpress](https://ae01.alicdn.com/kf/Hb218c1111c4946a5859768054eee7390w/Genuine-598667-001-For-HP-Probook-4520S-4720S-Laptop-Motherboard-H9265-1-48-4GK06-011-HM57.jpg)
Genuine 598667-001 For Hp Probook 4520s 4720s Laptop Motherboard H9265-1 48.4gk06.011 Hm57 Rpga989 Ddr3 100% Tested - Laptop Motherboard - AliExpress
![HP Probook 4520s 15.6" Laptop Windows 10 Home Intel i3 2.53GHz 4GB Ram 320GB Hard Drive DVD WiFi Power Adapter HP Probook 4520s 15.6" Laptop Windows 10 Home Intel i3 2.53GHz 4GB Ram 320GB Hard Drive DVD WiFi Power Adapter](https://cdn11.bigcommerce.com/s-w5trgcbv/images/stencil/1280x1280/products/3838/38864/probook204__91776.1497553901.1280.1280__50264.1644957412.jpg?c=2?imbypass=on)
HP Probook 4520s 15.6" Laptop Windows 10 Home Intel i3 2.53GHz 4GB Ram 320GB Hard Drive DVD WiFi Power Adapter
![A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com](https://m.media-amazon.com/images/I/71E6OmCyDIL._AC_UF894,1000_QL80_.jpg)
A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com
![A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com A-Tech 8GB (2 x 4GB) RAM for HP PROBOOK 4520S | DDR3 1333MHz SODIMM PC3-10600 204-Pin Non-ECC Memory Upgrade Kit at Amazon.com](https://m.media-amazon.com/images/I/71BM6mjL-XL._AC_UF350,350_QL80_.jpg)