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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-860S vs i7-2600K

The Intel Core i7-860S @ 2.53GHz is newer than Intel Core i7-2600K @ 3.40GHz however is significantly slower in multi-threaded (CPU Mark) testing. The Intel Core i7-860S @ 2.53GHz is around -29% slower in single-thread testing. Also, Intel Core i7-2600K @ 3.40GHz uses around 15% more power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 8199 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 i7-860S @ 2.53GHz×Intel Core i7-2600K @ 3.40GHz+ ADD
Price Search Online $118.52 - BUY
Socket TypeLGA1156LGA1155
CPU ClassDesktopDesktop
Clockspeed2.5 GHz3.4 GHz
Turbo SpeedUp to 3.5 GHzUp to 3.8 GHz
# of Physical Cores4 (Threads: 8)4 (Threads: 8)
CacheL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP82W95W
Yearly Running Cost$14.97$17.34
Other
First Seen on ChartQ2 2011Q4 2010
# of Samples128187
CPU Rank33872284
CPU Value23.646.2
Single Thread Rating(% diff. to max in group)1234(-29.1%)1740(0.0%)
CPU Mark(% diff. to max in group)2365(-56.8%)5479(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 11th of March 2026 - Higher results represent better performance
Intel Core i7-860S @ 2.53GHz
2,365
Intel Core i7-2600K @ 3.40GHz
5,479
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 11th of March 2026 - Higher results represent better value
Intel Core i7-860S @ 2.53GHz
23.6
Intel Core i7-2600K @ 3.40GHz
46.2
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 11th of March 2026 - Higher results represent better performance
Intel Core i7-860S @ 2.53GHz
1,234
Intel Core i7-2600K @ 3.40GHz
1,740
PassMark Software © 2008-2026
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 i7-860S @ 2.53GHz Intel Core i7-2600K @ 3.40GHz
Max TDP82W95W
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.