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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Pentium G840 @ 2.80GHz vs AMD Athlon II X3 450

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

×Intel Pentium G840 @ 2.80GHz×AMD Athlon II X3 450+ ADD
Price$34.991$22.95
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Socket TypeFCLGA1155AM3
CPU ClassDesktopDesktop
Clockspeed2.8 GHz3.2 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)3 (Threads: 3)
Max TDP65W95W
Yearly Running Cost$11.86$17.34
First Seen on ChartQ2 2011Q4 2010
# of Samples202546
Cross-Platform Rating33803663
Single Thread Rating12961261
CPU Mark13041697
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 2nd of July 2020 - Higher results represent better performance
Intel Pentium G840 @ 2.80GHz
1,304
AMD Athlon II X3 450
1,697
CPU Value (CPU Mark / $Price)
As of 2nd of July 2020 - Higher results represent better value
Intel Pentium G840 @ 2.80GHz
37.27
AMD Athlon II X3 450
73.94
CPU Single Thread Rating
As of 2nd of July 2020 - Higher results represent better performance
Intel Pentium G840 @ 2.80GHz
1,296
AMD Athlon II X3 450
1,261

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.
Intel Pentium G840 @ 2.80GHzAMD Athlon II X3 450
Max TDP65W95W
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.