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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Xeon E3-1275 v6 @ 3.80GHz vs Intel Core i7-7700K @ 4.20GHz vs AMD Ryzen 9 7900

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 E3-1275 v6 @ 3.80GHz×Intel Core i7-7700K @ 4.20GHz×AMD Ryzen 9 7900+ ADD
Price Search Online $165 - BUY $369 - BUY
Socket TypeFCLGA1151 LGA 1151AM5
CPU ClassServerDesktopDesktop
Clockspeed3.8 GHz4.2 GHz3.7 GHz
Turbo SpeedUp to 4.2 GHzUp to 4.5 GHzUp to 5.4 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)12 (Threads: 24)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MBL1: 768KB, L2: 12.0MB, L3: 64MB
TDP73W95W65W
Yearly Running Cost$13.32$17.34$11.86
OtherAMD Radeon Graphics
First Seen on ChartQ2 2017Q4 2016Q1 2023
# of Samples6111814760
CPU Value26.158.5132.2
Single Thread Rating(% diff. to max in group)2556(-38.4%)2723(-34.4%)4153(0.0%)
CPU Mark(% diff. to max in group)9303(-80.9%)9657(-80.2%)48774(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 12th of May 2024 - Higher results represent better performance
Intel Xeon E3-1275 v6 @ 3.80GHz
9,303
Intel Core i7-7700K @ 4.20GHz
9,657
AMD Ryzen 9 7900
48,774
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 12th of May 2024 - Higher results represent better value
Intel Xeon E3-1275 v6 @ 3.80GHz
26.1
Intel Core i7-7700K @ 4.20GHz
58.5
AMD Ryzen 9 7900
132.2
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 12th of May 2024 - Higher results represent better performance
Intel Xeon E3-1275 v6 @ 3.80GHz
2,556
Intel Core i7-7700K @ 4.20GHz
2,723
AMD Ryzen 9 7900
4,153
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 E3-1275 v6 @ 3.80GHzIntel Core i7-7700K @ 4.20GHzAMD Ryzen 9 7900
Max TDP73W95W65W
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.