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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5420 @ 2.50GHz vs Intel Xeon E5450 @ 3.00GHz vs Intel Core2 Quad Q6600 @ 2.40GHz

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

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Xeon E5420 @ 2.50GHz×Intel Xeon E5450 @ 3.00GHz×Intel Core2 Quad Q6600 @ 2.40GHz+ ADD
Price Search Online Search Online Search Online
Socket TypeLGA771LGA771LGA775
CPU ClassServerServerDesktop
Clockspeed2.5 GHz3.0 GHz2.4 GHz
Turbo SpeedNot SupportedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 12.0MB, L3: 0MBL1: 256KB, L2: 12.0MB, L3: 0MBL1: 256KB, L2: 8.0MB, L3: 0MB
TDP80W80W105W
Yearly Running Cost$14.60$14.60$19.16
Other
First Seen on ChartQ1 2009Q2 2009Q4 2008
# of Samples23413047444
CPU Value8.169.647.8
Single Thread Rating(% diff. to max in group)1060(-17.4%)1284(0.0%)952(-25.9%)
CPU Mark(% diff. to max in group)2022(-21.5%)2575(0.0%)1812(-29.6%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of May 2024 - Higher results represent better performance
Intel Xeon E5420 @ 2.50GHz
2,022
Intel Xeon E5450 @ 3.00GHz
2,575
Intel Core2 Quad Q6600 @ 2.40GHz
1,812
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 8th of May 2024 - Higher results represent better value
Intel Xeon E5420 @ 2.50GHz
8.1
Intel Xeon E5450 @ 3.00GHz
69.6
Intel Core2 Quad Q6600 @ 2.40GHz
47.8
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 8th of May 2024 - Higher results represent better performance
Intel Xeon E5420 @ 2.50GHz
1,060
Intel Xeon E5450 @ 3.00GHz
1,284
Intel Core2 Quad Q6600 @ 2.40GHz
952
PassMark Software © 2008-2024

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 E5420 @ 2.50GHzIntel Xeon E5450 @ 3.00GHzIntel Core2 Quad Q6600 @ 2.40GHz
Max TDP80W80W105W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.