DELL A7439423 COMP 8GB DDR3-1600MHZ 1.5V DRX8 UDIMMAddOn 8GB DDR3 SDRAM Memory Module 8 GB (1 x 8GB) DDR3 1600 PC3 12800 DDR3 SDRAM 1600 MHz Dual rank Memory CL11 1. 50 V Non ECC Unbuffered 240 pin DIMM Lifetime Warranty VPN: A7439423 AA SKU: RSC133030 UPC: 195285041050 DIMM 8 GB bar will run multiple applications together and enhance your computer's performance 1600 MHz memory speed with CL11 latency for great multitasking capability DDR3 SDRAM interface multiplexes 2 bit data from memory cell and I