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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Phenom II X6 1055T vs AMD Athlon II X4 640

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

×AMD Phenom II X6 1055T×AMD Athlon II X4 640+ ADD
Price$109.05 BUY NOW!$79.95 BUY NOW!
Socket TypeAM3AM3
CPU ClassDesktopDesktop
Clockspeed2.8 GHz3.0 GHz
Turbo SpeedUp to 3.3 GHzNot Supported
# of Physical Cores64
Max TDP125W95W
Yearly Running Cost$22.81$17.34
First Seen on ChartQ2 2010Q2 2010
# of Samples22381576
Single Thread Rating11101024
CPU Mark49613309

CPU Mark Rating
As of 20th of February 2020 - Higher results represent better performance
AMD Phenom II X6 1055T
4,961
AMD Athlon II X4 640
3,309
CPU Value (CPU Mark / $Price)
As of 20th of February 2020 - Higher results represent better value
AMD Phenom II X6 1055T
45.50
AMD Athlon II X4 640
41.40
CPU Single Thread Rating
As of 20th of February 2020 - Higher results represent better performance
AMD Phenom II X6 1055T
1,110
AMD Athlon II X4 640
1,024

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
AMD Phenom II X6 1055TAMD Athlon II X4 640
Max TDP125W95W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
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Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.