8.0GB (2 X 4GB) PC3-10600 DDR3 1333MHZ SO-DIMM 204-PIN CL9 SO-DIMMOTHER WORLD COMPUTING OWC 8. 0GB Memory Upgrade For Notebook, Desktop PC 8 GB (2 x 4GB) DDR3 1333 PC3 10600 DDR3 SDRAM 1333 MHz CL9 1. 50 V Non ECC 204 pin SoDIMM Lifetime Warranty VPN: OWC1333DDR3S08S SKU: RSC427281 UPC: 8 GB capacity is enough to execute all memory hungry programs simultaneously Up to 1333 MHz memory speed with CL9 latency to manage your routine softwares with pace and accuracy 204 pin pin DDR3 SDRAM operates at an effective bus