Corsair Vengeance Lp

Desktop Memory 8 GB 2 X 4 GB DDR3 2133Mhz PC3 17000 Cl11 for Intel and AMD Processors 

CML8GX3M2A2133C11B

Vengeance LP Performance Memory modules, 8GB (2 x 4GB) DDR3 2133MHz CL11 Unbuffered DIMM Memory with XMP 1.3 for AMD and Intel Dual Channel Processor platforms, including 2nd and 3rd generation Intel Core i7 and i5 systems. Each module is built using carefully selected DRAM to allow excellent over clocking performance.