![HP Laptop ProBook Intel Core i3 1st Gen 380M (2.53GHz) 2GB Memory 320GB HDD Intel HD Graphics 15.6" Windows 7 Professional 32-bit 4520s (XT989UT#ABA) - Newegg.com HP Laptop ProBook Intel Core i3 1st Gen 380M (2.53GHz) 2GB Memory 320GB HDD Intel HD Graphics 15.6" Windows 7 Professional 32-bit 4520s (XT989UT#ABA) - Newegg.com](https://c1.neweggimages.com/ProductImageCompressAll1280/34-157-673-02.jpg)
HP Laptop ProBook Intel Core i3 1st Gen 380M (2.53GHz) 2GB Memory 320GB HDD Intel HD Graphics 15.6" Windows 7 Professional 32-bit 4520s (XT989UT#ABA) - Newegg.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-M350, 4gb ram, 320gb hdd (Second Hand 8/10) – PCTrader Computer Solutions HP Probook 4520s Intel Core I3-M350, 4gb ram, 320gb hdd (Second Hand 8/10) – PCTrader Computer Solutions](https://pctrader.co.za/wp-content/uploads/2023/03/BrandMaker_11032023_153336.png)
HP Probook 4520s Intel Core I3-M350, 4gb ram, 320gb hdd (Second Hand 8/10) – PCTrader Computer Solutions
![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
![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.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
![For Hp Probook 4520s 4720s Laptop Motherboard 633552-001 2216-0774207 Graphics Card Hm57 Ddr3 H9265-4 48.4gk06.041 Mainboard - Laptop Motherboard - AliExpress For Hp Probook 4520s 4720s Laptop Motherboard 633552-001 2216-0774207 Graphics Card Hm57 Ddr3 H9265-4 48.4gk06.041 Mainboard - Laptop Motherboard - AliExpress](https://ae01.alicdn.com/kf/H9e0eb29541a744849d959b80fe10638aG/For-HP-Probook-4520S-4720S-Laptop-motherboard-633552-001-2216-0774207-graphics-card-HM57-DDR3-H9265.jpg_Q90.jpg_.webp)
For Hp Probook 4520s 4720s Laptop Motherboard 633552-001 2216-0774207 Graphics Card Hm57 Ddr3 H9265-4 48.4gk06.041 Mainboard - Laptop Motherboard - AliExpress
![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
![8GB [2x4GB] DDR3-1333 RAM Memory Upgrade Kit for The Compaq HP Probook 4520s (WZ254UT#ABA) (Genuine A-Tech Brand) at Amazon.com 8GB [2x4GB] DDR3-1333 RAM Memory Upgrade Kit for The Compaq HP Probook 4520s (WZ254UT#ABA) (Genuine A-Tech Brand) at Amazon.com](https://m.media-amazon.com/images/I/71z2T6h7ikL.jpg)