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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E5-2650 vs i7-4771 vs i7-3770K

The CPUs selected in this comparison belong in different CPU Classes: Server, Desktop. Consider, selecting CPUs from simliar CPU Class for more apt comparison.The values below were tabulated from a combined 11034 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • 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 E5-2650 @ 2.00GHz×Intel Core i7-4771 @ 3.50GHz×Intel Core i7-3770K @ 3.50GHz+ ADD
Price $2299 - BUY $77.99 - BUY $76.03 - BUY
Socket TypeLGA2011LGA1150LGA1155
CPU ClassServerDesktopDesktop
Clockspeed2.0 GHz3.5 GHz3.5 GHz
Turbo SpeedUp to 2.8 GHzUp to 3.9 GHzUp to 3.9 GHz
# of Physical Cores8 (Threads: 16)4 (Threads: 8)4 (Threads: 8)
CacheL1: 512KB, L2: 2.0MB, L3: 20MBL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP95W84W77W
Yearly Running Cost$17.34$15.33$14.05
Other
First Seen on ChartQ1 2012Q1 2013Q2 2012
# of Samples18711129735
CPU Value3.291.485.1
Single Thread Rating(% diff. to max in group)1225(-44.1%)2193(0.0%)2073(-5.4%)
CPU Mark(% diff. to max in group)7376(0.0%)7131(-3.3%)6473(-12.2%)

CPU Mark Rating
As of 2nd of January 2025 - Higher results represent better performance
Intel Xeon E5-2650 @ 2.00GHz
7,376
Intel Core i7-4771 @ 3.50GHz
7,131
Intel Core i7-3770K @ 3.50GHz
6,473
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 2nd of January 2025 - Higher results represent better value
Intel Xeon E5-2650 @ 2.00GHz
3.2
Intel Core i7-4771 @ 3.50GHz
91.4
Intel Core i7-3770K @ 3.50GHz
85.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 2nd of January 2025 - Higher results represent better performance
Intel Xeon E5-2650 @ 2.00GHz
1,225
Intel Core i7-4771 @ 3.50GHz
2,193
Intel Core i7-3770K @ 3.50GHz
2,073
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
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 E5-2650 @ 2.00GHz Intel Core i7-4771 @ 3.50GHz Intel Core i7-3770K @ 3.50GHz
Max TDP95W84W77W
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.