Corsair Vengeance LPX 8GB 2x4GB DDR4 DRAM 2666MHz C16 Memory Kit Red Kit 8 GB 2 x 4GB DDR4 2666PC4 21300 DDR4 SDRAM 2666 MHz CL16 1.20 V Unbuffered 288 pin DIMM Lifetime Warranty - Office Depot
Corsair CMK4GX4M1A2400C16 Vengeance LPX 4GB (1 x 4GB) DDR4 DRAM 2400MHz (PC4-19200) C16 Memory Kit, Black at Amazon.com
Corsair CMK4GX4M1A2400C16R Vengeance LPX 4GB (1 x 4GB) DDR4 DRAM 2400MHz (PC4-19200) C16 Memory Kit Red CMK4GX4M1A2400C16R | Fast Server Corp. www.srvfast.com