Power Consumption - AMD Phenom II X4 980 Black Edition Review

Power Consumption

Power consumption, like performance, isn't surprising here. I noticed I couldn't get Cool'n'Quiet to properly underclock the Phenom II X4 980 BE when idle, resulting in a constant 3.7GHz operating frequency and thus higher than expected idle power numbers. I updated our test platform to the latest public BIOS but I suspect this is something that'll be addressed in a future update.

Idle Power Consumption

Load Power Consumption

I also measured power at the ATX12V connector to give you an idea of what actual CPU power consumption is like (excluding the motherboard, PSU loss, etc...):

ProcessorIdleLoad (Cinebench R11.5)
Intel Core i7 2600K @ 4.4GHz5W111W
Intel Core i7 2600K (3.4GHz)5W86W
AMD Phenom II X4 975 BE (3.6GHz)14W96W
AMD Phenom II X4 980 BE (3.7GHz)35W104W
AMD Phenom II X6 1100T (3.3GHz)20W109W
Intel Core i5 661 (3.33GHz)4W33W
Intel Core i7 880 (3.06GHz)3W106W

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