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AMD Ryzen 7 5800X vs Intel i7-7700K

The AMD Ryzen 7 5800X is newer than Intel Core i7-7700K @ 4.20GHz and is significantly faster in multi-threaded (CPU Mark) testing, it is around 21% faster in single-thread testing. However, AMD Ryzen 7 5800X uses around 10% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 29223 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.

×AMD Ryzen 7 5800X×Intel Core i7-7700K @ 4.20GHz+ ADD
Price $174 - BUY $229 - BUY
Socket TypeAM4 LGA 1151
CPU ClassDesktopDesktop
Clockspeed3.8 GHz4.2 GHz
Turbo SpeedUp to 4.7 GHzUp to 4.5 GHz
# of Physical Cores8 (Threads: 16)4 (Threads: 8)
CacheL1: 512KB, L2: 4.0MB, L3: 32MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP105W95W
Yearly Running Cost$19.16$17.34
Other
First Seen on ChartQ4 2020Q4 2016
# of Samples1651612707
CPU Value159.742.1
Single Thread Rating(% diff. to max in group)3445(0.0%)2712(-21.3%)
CPU Mark(% diff. to max in group)27786(0.0%)9633(-65.3%)

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
AMD Ryzen 7 5800X
27,786
Intel Core i7-7700K @ 4.20GHz
9,633
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 13th of March 2025 - Higher results represent better value
AMD Ryzen 7 5800X
159.7
Intel Core i7-7700K @ 4.20GHz
42.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
AMD Ryzen 7 5800X
3,445
Intel Core i7-7700K @ 4.20GHz
2,712
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.
AMD Ryzen 7 5800X Intel Core i7-7700K @ 4.20GHz
Max TDP105W95W
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.