Part Number	Frequency	Features	BIOS	PCB	Notes
Intel Core i3
BX80616I3530 BXC80616I3530 CM80616003180AG	I3-530	Q3GR, 2.93 GHz, 133 MHz FSB, 73W
BX80616I3530 BXC80616I3530 CM80616003180AG	I3-530	Q3GR, 2.93 GHz, 1333 MHz FSB, 73W
BX80616I3530 BXC80616I3530 CM80616003180AG	I3-530	Q4ME, 2.93 GHz, 1333 MHz FSB, 73W
BX80616I3540 BXC80616I3540 CM80616003060AE	I3-540	Q4DA, 3.06 GHz, 1333 MHz FSB, 73W
BX80616I3540 BXC80616I3540 CM80616003060AE	i3-540	Q3GQ, 3.06 GHz, 133 MHz FSB, 73W
BX80616I3540 BXC80616I3540 CM80616003060AE	i3-540	Q3GQ, 3.06 GHz, 1333 MHz FSB, 73W
CM80616003174AJ BX80616I3550 BXC80616I3550	i3-550	Q4DD, 3.2 GHz, 1333 MHz FSB, 73W
	I3-560	Q4P3, 3.2 GHz, 1333 MHz FSB, 73W
Intel Core i5
BX80616I5650 BXC80616I5650 CM80616003174AH	I5-650	Q3GN, 3.2 GHz, 1333 MHz FSB, 73W
BX80616I5650 BXC80616I5650 CM80616003174AH	I5-650	Q4DC, 3.2 GHz, 1333 MHz FSB, 73W
BX80616I5655K CM80616003174AO	i5-655K	Q4MA, 3.2 GHz, 1333 MHz FSB, 73W
BX80616I5660 BXC80616I5660 CM80616003177AC	I5-660	Q4DE, 3.33 GHz, 1333 MHz FSB, 73W
BX80616I5660 BXC80616I5660 CM80616003177AC	i5-660	Q3GP, 3.33 GHz, 133 MHz FSB, 73W
BX80616I5660 BXC80616I5660 CM80616003177AC	i5-660	Q3GP, 3.33 GHz, 1333 MHz FSB, 73W
BX80616I5661 BXC80616I5661 CM80616004794AA	I5-661	Q4DL, 3.33 GHz, 1333 MHz FSB, 87W
BX80616I5661 BXC80616I5661 CM80616004794AA	i5-661	Q3H2, 3.33 GHz, 133 MHz FSB, 87W
BX80616I5661 BXC80616I5661 CM80616004794AA	i5-661	Q3H2, 3.33 GHz, 1333 MHz FSB, 87W
BX80616I5670 BXC80616I5670 CM80616004641AB	i5-670	Q3GM, 3.46 GHz, 133 MHz FSB, 73W
BX80616I5670 BXC80616I5670 CM80616004641AB	i5-670	Q3GM, 3.46 GHz, 1333 MHz FSB, 73W
BX80616I5670 BXC80616I5670 CM80616004641AB	I5-670	Q4DK, 3.46 GHz, 1333 MHz FSB, 73W
CM80616004806AA BX80616I5680 BXC80616I5680	i5-680	Q4DM, 3.6 GHz, 1333 MHz FSB, 73W
BV80605001911AP BX80605I5750 BXC80605I5750	i5-750	Q3AN, 2.66 GHz, 133 MHz FSB, 95W
BV80605001911AP BX80605I5750 BXC80605I5750	i5-750	Q3AN, 2.66 GHz, 1333 MHz FSB, 95W
BV80605001908AN BX80605I5760	I5-760	Q3XU, 2.8 GHz, 1333HMZ FSB, 95W
Intel Core i7
BV80605001908AK BX80605I7860 BXC80605I7860	i7-860	Q3AL, 2.8 GHz, 133 MHz FSB, 95W
BV80605001908AK BX80605I7860 BXC80605I7860	i7-860	Q3AL, 2.8 GHz, 1333 MHz FSB, 95W
BV80605001905AI BX80605I7870 BXC80605I7870	i7-870	Q3AJ, 2.93 GHz, 133 MHz FSB, 95W
BV80605001905AI BX80605I7870 BXC80605I7870	i7-870	Q3AJ, 2.93 GHz, 1333 MHz FSB, 95W
BV80605004494AB BX80605I7870S	i7-870S	Q3MT, 2.66 GHz, 1333 MHz FSB, 82W
BV80605001905AM BX80605I7875K	i7-875K	Q3Z3, 2.93 GHz, 1333 MHz FSB, 95W
BV80605002505AG BX80605I7880	i7-880	Q3M5, 3.06 GHz, 1333 MHz FSB, 95W
Intel Pentium
BX80616G6950 BXC80616G6950 CM80616004593AE	G6950	Q3GT, 2.8 GHz, 133 MHz FSB, 73W
	G6950	Q3GT, 2.8 GHz, 1333 MHz FSB, 73W
	G6950	Q4DH, 2.8 GHz, 1333 MHz FSB, 73W

When part numbers are not supplied by motherboard manufacturers, we use best guess approach to determine part numbers based on CPU model, frequency and features. In some cases our guess may be incorrect or incomplete. Please always verify part numbers before committing to buying the CPU.