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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-5820K vs i7-4790K

The Intel Core i7-5820K @ 3.30GHz is newer than Intel Core i7-4790K @ 4.00GHz also around 18% faster in multi-threaded (CPU Mark) testing, but Intel Core i7-4790K @ 4.00GHz is around 19% faster in single-thread testing. However, Intel Core i7-5820K @ 3.30GHz uses around 46% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 27503 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 i7-5820K @ 3.30GHz×Intel Core i7-4790K @ 4.00GHz+ ADD
Price $139 - BUY $65.99 - BUY
Socket TypeLGA2011-v3LGA1150
CPU ClassDesktopDesktop
Clockspeed3.3 GHz4.0 GHz
Turbo SpeedUp to 3.6 GHzUp to 4.4 GHz
# of Physical Cores6 (Threads: 12)4 (Threads: 8)
CacheL1: 384KB, L2: 1.5MB, L3: 15MBL1: 256KB, L2: 1.0MB, L3: 8MB
TDP140W88W
Yearly Running Cost$25.55$16.06
Other
First Seen on ChartQ3 2014Q2 2014
# of Samples487522628
CPU Value70.8122.3
Single Thread Rating(% diff. to max in group)1993(-19.2%)2466(0.0%)
CPU Mark(% diff. to max in group)9841(0.0%)8069(-18.0%)

CPU Mark Rating
As of 21st of December 2024 - Higher results represent better performance
Intel Core i7-5820K @ 3.30GHz
9,841
Intel Core i7-4790K @ 4.00GHz
8,069
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 21st of December 2024 - Higher results represent better value
Intel Core i7-5820K @ 3.30GHz
70.8
Intel Core i7-4790K @ 4.00GHz
122.3
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 21st of December 2024 - Higher results represent better performance
Intel Core i7-5820K @ 3.30GHz
1,993
Intel Core i7-4790K @ 4.00GHz
2,466
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 i7-5820K @ 3.30GHz Intel Core i7-4790K @ 4.00GHz
Max TDP140W88W
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.