4GB DDR3 (2x2GB)

Corsair Value Select DDR3 1333MHz 2x2GB (CMV4GX3M2A1333C9)

Crucial DDR3 1600MHz 2x2GB (CT2KIT25664BD160B)

Crucial DDR3 1066MHz ECC 2x2GB (CT2KIT25672BA1067)

Corsair XMS3 DDR3 1333MHz 2x2GB (TW3X4G1333C9A)

Corsair XMS3 Vengeance Black DDR3 1600MHz 2x2GB (CMZ4GX3M2A1600C9)

Corsair XMS3 DDR3 1600MHz 2x2GB (CMX4GX3M2B1600C9)

Crucial Ballistix DDR3 1866MHz 2x2GB (BL2CP25664FN1869CEU)

Kingston HyperX Grey DDR3 1600MHz X2 2x2GB (KHX1600C9D3X2K2/4GX)

Kingston HyperX Blu DDR3 1333MHz 2x2GB (KHX1333C9D3B1K2/4G)

Corsair XMS3 DDR3 1600MHz 2x2GB (CMX4GX3M2A1600C9)

Kingston HyperX DDR3 1333MHz 2x2GB (KHX1333C7D3K2/4GX)

Kingston HyperX Blu DDR3 1600MHz 2x2GB (KHX1600C9AD3B1K2/4G)

Crucial Ballistix DDR3 1333MHz 2x2GB (BL2KIT25664BN1337)

Kingston HyperX Blu DDR3 1600MHz 2x2GB (KHX1600C9D3B1K2/4GX)

Kingston ValueRAM DDR3 1333MHz 2x2GB (KVR1333D3N9K2/4G)

OCZ Gold XTC DDR3 1066MHz 2x2GB (OCZ3G10664GK)

Crucial DDR3 1333MHz 2x2GB (CT2KIT25664BA1339)