![Amazon.com: HP 4540s i5-3210M 16-Inch Notebook (500 GB, 4 GB SO-DIMM DDR3 Windows 7, Intel HD Graphics 4000) : Electronics Amazon.com: HP 4540s i5-3210M 16-Inch Notebook (500 GB, 4 GB SO-DIMM DDR3 Windows 7, Intel HD Graphics 4000) : Electronics](https://m.media-amazon.com/images/I/6122tUqz63L._AC_UF894,1000_QL80_.jpg)
Amazon.com: HP 4540s i5-3210M 16-Inch Notebook (500 GB, 4 GB SO-DIMM DDR3 Windows 7, Intel HD Graphics 4000) : Electronics
![A-Tech 8GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12351X1) at Amazon.com A-Tech 8GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12351X1) at Amazon.com](https://m.media-amazon.com/images/I/714Q8x-shWL._AC_UF894,1000_QL80_.jpg)
A-Tech 8GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12351X1) at Amazon.com
![A-Tech 4GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12034X1) at Amazon.com A-Tech 4GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12034X1) at Amazon.com](https://m.media-amazon.com/images/I/71zbv1ibdgL.jpg)
A-Tech 4GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12034X1) at Amazon.com
![OFFTEK 8GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4540s (DDR3-10600) Laptop Memory at Amazon.com OFFTEK 8GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4540s (DDR3-10600) Laptop Memory at Amazon.com](https://m.media-amazon.com/images/I/61mlx7jlbVL.jpg)
OFFTEK 8GB Replacement Memory RAM Upgrade for HP-Compaq ProBook 4540s (DDR3-10600) Laptop Memory at Amazon.com
![A-Tech 8GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12351X1) at Amazon.com A-Tech 8GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12351X1) at Amazon.com](https://m.media-amazon.com/images/I/61lb6qLfWML._AC_UF350,350_QL80_.jpg)
A-Tech 8GB Module for HP ProBook 4540s Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS322399B12351X1) at Amazon.com
![HP ProBook 4540S 15.6" Laptop Computer Intel Core i3-3110M 8GB RAM 256GB SSD Wi-Fi Windows 10 Pro - Walmart.com HP ProBook 4540S 15.6" Laptop Computer Intel Core i3-3110M 8GB RAM 256GB SSD Wi-Fi Windows 10 Pro - Walmart.com](https://i5.walmartimages.com/asr/74cc2940-b9c1-4cc1-87af-e82936c33777.c35b85fb85ad16e7ee7024d450e82e24.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
HP ProBook 4540S 15.6" Laptop Computer Intel Core i3-3110M 8GB RAM 256GB SSD Wi-Fi Windows 10 Pro - Walmart.com
![HP ProBook 4540s core i5 3rd gen 8GB Ram 500GB Hard Drive Windows 10 Pro 15.6”Laptop with charger in Excellent Working condition!!! Specification: *I for Sale in Aurora, IL - OfferUp HP ProBook 4540s core i5 3rd gen 8GB Ram 500GB Hard Drive Windows 10 Pro 15.6”Laptop with charger in Excellent Working condition!!! Specification: *I for Sale in Aurora, IL - OfferUp](https://images.offerup.com/TwYH_RQFe_Vv2uZ2xV6mShYTY4w=/1440x1920/511d/511d2ec213624f7aab6b59f5fc387808.jpg)
HP ProBook 4540s core i5 3rd gen 8GB Ram 500GB Hard Drive Windows 10 Pro 15.6”Laptop with charger in Excellent Working condition!!! Specification: *I for Sale in Aurora, IL - OfferUp
![Memory RAM | 16GB Kit (2x8GB) - HP - HPE ProBook 4540s - (OEM-# Dual-Channel Memory Kit (2x H2P65AA)) - 1600MHz, Unbuffered, 1,5V Memory RAM | 16GB Kit (2x8GB) - HP - HPE ProBook 4540s - (OEM-# Dual-Channel Memory Kit (2x H2P65AA)) - 1600MHz, Unbuffered, 1,5V](https://www.compuram.biz/bilder/produkte/ram/ddr3_so-dimm_2er-f2.jpg)