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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5645 @ 2.40GHz vs AMD Opteron 3280

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

×Intel Xeon E5645 @ 2.40GHz×AMD Opteron 3280+ ADD
Price$94.08
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$118.02
BUY NOW!
Socket TypeLGA1366AM3+
CPU ClassServerServer
Clockspeed2.4 GHz2.4 GHz
Turbo SpeedUp to 2.7 GHzUp to 2.7 GHz
# of Physical Cores6 (Threads: 12)8 (in 8 physical modules)
Max TDP80W65W
Yearly Running Cost$14.60$11.86
First Seen on ChartQ2 2011Q2 2012
# of Samples7410
Cross-Platform Rating109838646
Single Thread Rating11541029
CPU Mark48543765

CPU Mark Rating
As of 20th of September 2020 - Higher results represent better performance
Intel Xeon E5645 @ 2.40GHz
4,854
AMD Opteron 3280
3,765
CPU Value (CPU Mark / $Price)
As of 20th of September 2020 - Higher results represent better value
Intel Xeon E5645 @ 2.40GHz
51.59
AMD Opteron 3280
31.91
CPU Single Thread Rating
As of 20th of September 2020 - Higher results represent better performance
Intel Xeon E5645 @ 2.40GHz
1,154
AMD Opteron 3280
1,029

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 Xeon E5645 @ 2.40GHzAMD Opteron 3280
Max TDP80W65W
Power consumption per day (kWh)abcabc
Running cost per dayabcabc
Power consumption per year (kWh)abcabc
Running cost per yearabcabc
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.