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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon L5640 @ 2.27GHz vs Intel Xeon E5645 @ 2.40GHz

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

×Intel Xeon L5640 @ 2.27GHz×Intel Xeon E5645 @ 2.40GHz+ ADD
Price$89.951$94.08
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Socket TypeLGA1366LGA1366
CPU ClassServerServer
Clockspeed2.8 GHz2.4 GHz
Turbo SpeedUp to 2.8 GHzUp to 2.7 GHz
# of Physical Cores6 (Threads: 12)6 (Threads: 12)
Max TDP60W80W
Yearly Running Cost$10.95$14.60
First Seen on ChartQ2 2010Q2 2011
# of Samples3874
Cross-Platform Rating010983
Single Thread Rating11551154
CPU Mark48414854
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 13th of August 2020 - Higher results represent better performance
Intel Xeon L5640 @ 2.27GHz
4,841
Intel Xeon E5645 @ 2.40GHz
4,854
CPU Value (CPU Mark / $Price)
As of 13th of August 2020 - Higher results represent better value
Intel Xeon L5640 @ 2.27GHz
53.82
Intel Xeon E5645 @ 2.40GHz
51.59
CPU Single Thread Rating
As of 13th of August 2020 - Higher results represent better performance
Intel Xeon L5640 @ 2.27GHz
1,155
Intel Xeon E5645 @ 2.40GHz
1,154

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 L5640 @ 2.27GHzIntel Xeon E5645 @ 2.40GHz
Max TDP60W80W
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.