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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core i7-6800K @ 3.40GHz vs Intel Core i7-3770K @ 3.50GHz vs Intel Core i7-7700K @ 4.20GHz

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 Core i7-6800K @ 3.40GHz×Intel Core i7-3770K @ 3.50GHz×Intel Core i7-7700K @ 4.20GHz+ ADD
Price $103 - BUY $139 - BUY $196.8 - BUY
Socket TypeLGA2011-v3LGA1155 LGA 1151
CPU ClassDesktopDesktopDesktop
Clockspeed3.4 GHz3.5 GHz4.2 GHz
Turbo SpeedUp to 3.8 GHzUp to 3.9 GHzUp to 4.5 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)4 (Threads: 8)
CacheL1: 384KB, L2: 1.5MB, L3: 15MBL1: 256KB, L2: 1.0MB, L3: 8MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP140W77W95W
Yearly Running Cost$25.55$14.05$17.34
Other
First Seen on ChartQ2 2016Q2 2012Q4 2016
# of Samples1736954311834
CPU Value104.546.549.1
Single Thread Rating(% diff. to max in group)2271(-16.6%)2071(-23.9%)2722(0.0%)
CPU Mark(% diff. to max in group)10765(0.0%)6465(-39.9%)9657(-10.3%)

CPU Mark Rating
As of 18th of May 2024 - Higher results represent better performance
Intel Core i7-6800K @ 3.40GHz
10,765
Intel Core i7-3770K @ 3.50GHz
6,465
Intel Core i7-7700K @ 4.20GHz
9,657
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 18th of May 2024 - Higher results represent better value
Intel Core i7-6800K @ 3.40GHz
104.5
Intel Core i7-3770K @ 3.50GHz
46.5
Intel Core i7-7700K @ 4.20GHz
49.1
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 18th of May 2024 - Higher results represent better performance
Intel Core i7-6800K @ 3.40GHz
2,271
Intel Core i7-3770K @ 3.50GHz
2,071
Intel Core i7-7700K @ 4.20GHz
2,722
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 Core i7-6800K @ 3.40GHzIntel Core i7-3770K @ 3.50GHzIntel Core i7-7700K @ 4.20GHz
Max TDP140W77W95W
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.