Over 1,000,000 CPUs benchmarked
The Intel Core i7-6800K @ 3.40GHz is newer than Intel Core i7-5820K @ 3.30GHz also around 8% faster in multi-threaded (CPU Mark) testing, it is around 12% faster in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 6714 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
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×Intel Core i7-5820K @ 3.30GHz | ×Intel Core i7-6800K @ 3.40GHz | + ADD | |
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Price |
$180.7 - BUY
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$132.62 - BUY
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Socket Type | LGA2011-v3 | LGA2011-v3 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 3.3 GHz | 3.4 GHz | |
Turbo Speed | Up to 3.6 GHz | Up to 3.8 GHz | |
# of Physical Cores | 6 (Threads: 12) | 6 (Threads: 12) | |
Cache | L1: 384KB, L2: 1.5MB, L3: 15MB | L1: 384KB, L2: 1.5MB, L3: 15MB | |
TDP | 140W | 140W | |
Yearly Running Cost | $25.55 | $25.55 | |
Other | |||
First Seen on Chart | Q3 2014 | Q2 2016 | |
# of Samples | 4918 | 1796 | |
CPU Value | 54.4 | 80.9 | |
Single Thread Rating(% diff. to max in group) | 1990(-12.1%) | 2263(0.0%) | |
CPU Mark(% diff. to max in group) | 9834(-8.4%) | 10733(0.0%) |
Intel Core i7-5820K @ 3.30GHz | 9,834 | |
Intel Core i7-6800K @ 3.40GHz | 10,733 | |
PassMark Software © 2008-2025 |
Intel Core i7-5820K @ 3.30GHz | 54.4 | |
Intel Core i7-6800K @ 3.40GHz | 80.9 | |
PassMark Software © 2008-2025 |
Intel Core i7-5820K @ 3.30GHz | 1,990 | |
Intel Core i7-6800K @ 3.40GHz | 2,263 | |
PassMark Software © 2008-2025 |
Intel Core i7-5820K @ 3.30GHz | Intel Core i7-6800K @ 3.40GHz | |
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Max TDP | 140W | 140W |
Power consumption per day (kWh) | NA | NA |
Running cost per day | NA | NA |
Power consumption per year (kWh) | NA | NA |
Running cost per year | NA | NA |