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Intel Xeon X5650 vs Xeon E3-1275

The Intel Xeon E3-1275 @ 3.40GHz is newer than Intel Xeon X5650 @ 2.67GHz, while the multi-threaded (CPU Mark) is simliar, Intel Xeon E3-1275 @ 3.40GHz is around 27% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Server CPU Class.The values below were tabulated from a combined 903 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 X5650 @ 2.67GHz×Intel Xeon E3-1275 @ 3.40GHz+ ADD
Price $9.98 - BUY $160 - BUY
Socket TypeLGA1366LGA1155
CPU ClassServerServer
Clockspeed2.7 GHz3.4 GHz
Turbo SpeedUp to 3.1 GHzUp to 3.8 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)
CacheL1: 384KB, L2: 1.5MB, L3: 12MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ1 2010Q2 2011
# of Samples770133
CPU Value573.734.4
Single Thread Rating(% diff. to max in group)1291(-27.5%)1780(0.0%)
CPU Mark(% diff. to max in group)5725(0.0%)5500(-3.9%)

CPU Mark Rating
As of 17th of March 2025 - Higher results represent better performance
Intel Xeon X5650 @ 2.67GHz
5,725
Intel Xeon E3-1275 @ 3.40GHz
5,500
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 17th of March 2025 - Higher results represent better value
Intel Xeon X5650 @ 2.67GHz
573.7
Intel Xeon E3-1275 @ 3.40GHz
34.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 17th of March 2025 - Higher results represent better performance
Intel Xeon X5650 @ 2.67GHz
1,291
Intel Xeon E3-1275 @ 3.40GHz
1,780
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 X5650 @ 2.67GHz Intel Xeon E3-1275 @ 3.40GHz
Max TDP95W95W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.