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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-9700K vs i7-7800X

The Intel Core i7-9700K @ 3.60GHz is newer than Intel Core i7-7800X @ 3.50GHz also around 11% faster in multi-threaded (CPU Mark) testing, it is around 17% faster in single-thread testing. However, Intel Core i7-7800X @ 3.50GHz uses around 38% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 9663 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 Core i7-9700K @ 3.60GHz×Intel Core i7-7800X @ 3.50GHz+ ADD
Price $202.16 - BUY $219 - BUY
Socket TypeFCLGA1151-2FCLGA2066
CPU ClassDesktopDesktop
Clockspeed3.6 GHz3.5 GHz
Turbo SpeedUp to 4.9 GHzUp to 4.0 GHz
# of Physical Cores8 (Threads: 8)6 (Threads: 12)
CacheL1: 512KB, L2: 2.0MB, L3: 12MBL1: 384KB, L2: 6.0MB, L3: 8MB
TDP95W140W
Yearly Running Cost$17.34$25.55
OtherIntel UHD Graphics 630
First Seen on ChartQ4 2018Q2 2017
# of Samples9063600
CPU Value71.558.8
Single Thread Rating(% diff. to max in group)2874(0.0%)2389(-16.9%)
CPU Mark(% diff. to max in group)14452(0.0%)12883(-10.9%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i7-9700K @ 3.60GHz
14,452
Intel Core i7-7800X @ 3.50GHz
12,883
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
Intel Core i7-9700K @ 3.60GHz
71.5
Intel Core i7-7800X @ 3.50GHz
58.8
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i7-9700K @ 3.60GHz
2,874
Intel Core i7-7800X @ 3.50GHz
2,389
PassMark Software © 2008-2024
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 Core i7-9700K @ 3.60GHz Intel Core i7-7800X @ 3.50GHz
Max TDP95W140W
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.