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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Athlon II X4 638 Quad-Core vs AMD Phenom II X4 965

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

×AMD Athlon II X4 638 Quad-Core×AMD Phenom II X4 965+ ADD
Price$26.491$69.951
Socket TypeFM1AM3
CPU ClassDesktopDesktop
Clockspeed2.7 GHz3.4 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
Max TDP65W125W
Yearly Running Cost$11.86$22.81
First Seen on ChartQ2 2015Q2 2009
# of Samples34528
Cross-Platform Rating06149
Single Thread Rating11761352
CPU Mark20302551
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 28th of May 2020 - Higher results represent better performance
AMD Athlon II X4 638 Quad-Core
2,030
AMD Phenom II X4 965
2,551
CPU Value (CPU Mark / $Price)
As of 28th of May 2020 - Higher results represent better value
AMD Athlon II X4 638 Quad-Core
76.64
AMD Phenom II X4 965
36.47
CPU Single Thread Rating
As of 28th of May 2020 - Higher results represent better performance
AMD Athlon II X4 638 Quad-Core
1,176
AMD Phenom II X4 965
1,352

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 Athlon II X4 638 Quad-CoreAMD Phenom II X4 965
Max TDP65W125W
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.