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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-9700K vs i9-9900K vs i7-8700K

All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 38301 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 i9-9900K @ 3.60GHz×Intel Core i7-8700K @ 3.70GHz+ ADD
Price $150.38 - BUY $336.94 - BUY $165 - BUY
Socket TypeFCLGA1151-2FCLGA1151-2FCLGA1151-2
CPU ClassDesktopDesktopDesktop
Clockspeed3.6 GHz3.6 GHz3.7 GHz
Turbo SpeedUp to 4.9 GHzUp to 5.0 GHzUp to 4.7 GHz
# of Physical Cores8 (Threads: 8)8 (Threads: 16)6 (Threads: 12)
CacheL1: 512KB, L2: 2.0MB, L3: 12MBL1: 512KB, L2: 2.0MB, L3: 16MBL1: 384KB, L2: 1.5MB, L3: 12MB
TDP95W95W95W
Yearly Running Cost$17.34$17.34$17.34
OtherIntel UHD Graphics 630Intel UHD Graphics 630Intel UHD Graphics 630
First Seen on ChartQ4 2018Q4 2018Q4 2017
# of Samples91971379515309
CPU Value96.154.182.5
Single Thread Rating(% diff. to max in group)2873(-1.8%)2926(0.0%)2726(-6.9%)
CPU Mark(% diff. to max in group)14447(-20.8%)18235(0.0%)13614(-25.3%)

CPU Mark Rating
As of 6th of January 2025 - Higher results represent better performance
Intel Core i7-9700K @ 3.60GHz
14,447
Intel Core i9-9900K @ 3.60GHz
18,235
Intel Core i7-8700K @ 3.70GHz
13,614
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 6th of January 2025 - Higher results represent better value
Intel Core i7-9700K @ 3.60GHz
96.1
Intel Core i9-9900K @ 3.60GHz
54.1
Intel Core i7-8700K @ 3.70GHz
82.5
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 6th of January 2025 - Higher results represent better performance
Intel Core i7-9700K @ 3.60GHz
2,873
Intel Core i9-9900K @ 3.60GHz
2,926
Intel Core i7-8700K @ 3.70GHz
2,726
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 Core i7-9700K @ 3.60GHz Intel Core i9-9900K @ 3.60GHz Intel Core i7-8700K @ 3.70GHz
Max TDP95W95W95W
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.