Product Detail Ultra-high performance 4 GB DOMINATOR kit for Intel Core i3, i5, i7 Dual Channel processors. 1600MHz, 8-8-9-24, 1.65V, with Intel XMP support Two matched 2 GB modules for use in high performance Intel Core i3, i5, i7 Dual Channel systems Intel XMP (Extreme Memory Profile) Support Backed by Corsair: A respected name with a passion for quality products, and great service and support. . The "Corsair Dominator 4 GB PC3-12800 1600Mhz Dual Channel Core i3, i5, i7 DDR3 CAS 8 Memory Kit CMP4GX3M2A1600C8" is best product for you. We recommended Corsair Dominator 4 GB PC3-12800 1600Mhz Dual Channel Core i3, i5, i7 DDR3 CAS 8 Memory Kit CMP4GX3M2A1600C8