![4GB Memory Upgrade for HP ProBook 450 G1 DDR3L 1600MHz PC3L-12800 SODIMM RAM (PARTS-QUICK Brand) at Amazon.com 4GB Memory Upgrade for HP ProBook 450 G1 DDR3L 1600MHz PC3L-12800 SODIMM RAM (PARTS-QUICK Brand) at Amazon.com](https://m.media-amazon.com/images/I/61UYUQz-ppL._AC_UF894,1000_QL80_.jpg)
4GB Memory Upgrade for HP ProBook 450 G1 DDR3L 1600MHz PC3L-12800 SODIMM RAM (PARTS-QUICK Brand) at Amazon.com
![HP ProBook 450 G1, Intel Core i5-4th Generation CPU, 8GB RAM, 500GB HDD, AMD RADEON 8750M, 15.6 inch Display, Windows 10 Pro, Refurbished Laptop HP ProBook 450 G1, Intel Core i5-4th Generation CPU, 8GB RAM, 500GB HDD, AMD RADEON 8750M, 15.6 inch Display, Windows 10 Pro, Refurbished Laptop](https://b2c.cdn.myrapidtrack.com/products/images/1663322363208176132.jpg)
HP ProBook 450 G1, Intel Core i5-4th Generation CPU, 8GB RAM, 500GB HDD, AMD RADEON 8750M, 15.6 inch Display, Windows 10 Pro, Refurbished Laptop
![HP Laptop ProBook Intel Core i3 4th Gen 4000M (2.4GHz) 4GB Memory 500GB HDD Intel HD Graphics 4600 15.6" Windows 7 Home Premium 64-bit 450 G1 (F2P36UT#ABA) - Newegg.com HP Laptop ProBook Intel Core i3 4th Gen 4000M (2.4GHz) 4GB Memory 500GB HDD Intel HD Graphics 4600 15.6" Windows 7 Home Premium 64-bit 450 G1 (F2P36UT#ABA) - Newegg.com](https://c1.neweggimages.com/ProductImage/34-257-665-05.jpg)
HP Laptop ProBook Intel Core i3 4th Gen 4000M (2.4GHz) 4GB Memory 500GB HDD Intel HD Graphics 4600 15.6" Windows 7 Home Premium 64-bit 450 G1 (F2P36UT#ABA) - Newegg.com
![Restored HP ProBook 450 G1 Intel i7-4720QM 2.20Ghz 8GB RAM 500GB HDD Win 10 Pro Webcam - Walmart.com Restored HP ProBook 450 G1 Intel i7-4720QM 2.20Ghz 8GB RAM 500GB HDD Win 10 Pro Webcam - Walmart.com](https://i5.walmartimages.com/asr/1642ccba-9a31-4525-835d-3ffe0c3dd091_1.335da901ff8e959cf3ccb246aa5171bc.jpeg?odnHeight=612&odnWidth=612&odnBg=FFFFFF)
Restored HP ProBook 450 G1 Intel i7-4720QM 2.20Ghz 8GB RAM 500GB HDD Win 10 Pro Webcam - Walmart.com
![HP ProBook 455 G1 15.6" | AMD A6-5350M APU with Radeon HD Graphics | 8GB RAM | 250GB SSD | Windows 10 Pro HP ProBook 455 G1 15.6" | AMD A6-5350M APU with Radeon HD Graphics | 8GB RAM | 250GB SSD | Windows 10 Pro](https://cdn11.bigcommerce.com/s-w5trgcbv/images/stencil/1280x1280/products/7083/54718/unnamed_3__35590.1644957413.jpg?c=2?imbypass=on)
HP ProBook 455 G1 15.6" | AMD A6-5350M APU with Radeon HD Graphics | 8GB RAM | 250GB SSD | Windows 10 Pro
![Nokotion Laptop Motherboard For Hp Probook 450 G1 455 G1 Pc Main Board 722824-601 722824-001 722824-501 48.4zc05.011 Ddr3 - Laptop Motherboard - AliExpress Nokotion Laptop Motherboard For Hp Probook 450 G1 455 G1 Pc Main Board 722824-601 722824-001 722824-501 48.4zc05.011 Ddr3 - Laptop Motherboard - AliExpress](https://ae01.alicdn.com/kf/HTB10E0qfGLN8KJjSZFGq6zjrVXaB.jpg)
Nokotion Laptop Motherboard For Hp Probook 450 G1 455 G1 Pc Main Board 722824-601 722824-001 722824-501 48.4zc05.011 Ddr3 - Laptop Motherboard - AliExpress
![MemoryMasters 4GB Memory Upgrade for HP ProBook 450 G1 DDR3L 1600MHz PC3L-12800 SODIMM RAM at Amazon.com MemoryMasters 4GB Memory Upgrade for HP ProBook 450 G1 DDR3L 1600MHz PC3L-12800 SODIMM RAM at Amazon.com](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71ttUNPzRrL.jpg)
MemoryMasters 4GB Memory Upgrade for HP ProBook 450 G1 DDR3L 1600MHz PC3L-12800 SODIMM RAM at Amazon.com
![HP ProBook 450 G9 15.6" Laptop Computer - Silver; Intel Core i5 12th Gen 1235U 1.3GHz Processor; 16GB DDR4-3200 RAM; - Micro Center HP ProBook 450 G9 15.6" Laptop Computer - Silver; Intel Core i5 12th Gen 1235U 1.3GHz Processor; 16GB DDR4-3200 RAM; - Micro Center](https://90a1c75758623581b3f8-5c119c3de181c9857fcb2784776b17ef.ssl.cf2.rackcdn.com/662582_537274_01_front_comping.jpg)