This HP VH638AA compatible 4GB DDR3-1333MHz Dual Rank x8 Unbuffered 1. 5V 240-pin CL9 UDIMM is 100% to be compatible with your system and to work right the first time. Adding additional memory is the best way to iNCRease the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM’s factory requirements. Our products are also by federal law to not affect or void OEM warranties.

Technical Specifications

RAM‎4 GB DDR3
Memory Speed‎1333 MHz
Brand‎AddOn
Item model number‎VH638AA-AA
Item Weight‎8 ounces
Product Dimensions‎1.9 x 5.8 x 0.5 inches
Item Dimensions LxWxH‎1.9 x 5.8 x 0.5 inches
Computer Memory Type‎DDR3 SDRAM
Manufacturer‎Addon
ASIN‎B00TQQYMDA
Is Discontinued By Manufacturer‎No
Date First Available‎February 18, 2015
BrandAddOn
Computer Memory Size4 GB
RAM Memory TechnologyDDR3
Memory Speed1333 MHz
Form FactorDIMM