Timetec Hynix IC 8GB Compatible for Apple DDR3L 1600MHz PC3L-12800 Unbuffered ECC 1.35V CL11 UDIMM Server Memory Module Upgrade for Mac Pro 6-Core / 12-Core Mid 2010 / Mid 2012 MacPro5,1 A1289 (8GB)

Timetec Hynix IC 8GB Compatible for Apple DDR3L 1600MHz PC3L-12800 Unbuffered ECC 1.35V CL11 UDIMM Server Memory Module Upgrade for Mac Pro 6-Core / 12-Core Mid 2010 / Mid 2012 MacPro5,1 A1289 (8GB)

• Designed for Apple Mac Pro 6-Core / 12-Core Mid 2010 / Mid 2012 MacPro5,1 A1289 MD771LL/A BTO/CTO
• DDR3L 1600MHz PC3L-12800 240 Pin Unbuffered ECC 1.35V CL11 Dual Rank 2Rx8 based 512x8 Module Size: 8GB Package: 1x8GB Compatible for Intel Xeon E3
• Support 96 GB running Mac OS X 10.6 or 10.7, and up to 128 GB, but only when running a 64-bit version of Windows XP or later or Linux. Mac OS X only can support 96 GB of RAM.
• JEDEC standard 1.35V (1.28V ~ 1.45V) and 1.5V (1.425V ~ 1.575V) Power Supply This is a dual voltage piece and can operate at 1.35V or 1.5V
• Guaranteed – Lifetime warranty from Purchase Date Free technical support