Over 1,000,000 CPUs benchmarked
The Intel Core i5-10400 @ 2.90GHz is newer than Intel Core i7-5820K @ 3.30GHz and is around 22% faster in multi-threaded (CPU Mark) testing. The Intel Core i5-10400 @ 2.90GHz is around 29% faster in single-thread testing. Also, Intel Core i5-10400 @ 2.90GHz uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 8983 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 i5-10400 @ 2.90GHz | + ADD | |
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Price |
$155 - BUY
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$119.99 - BUY
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Socket Type | LGA2011-v3 | FCLGA1200 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 3.3 GHz | 2.9 GHz | |
Turbo Speed | Up to 3.6 GHz | Up to 4.3 GHz | |
# of Physical Cores | 6 (Threads: 12) | 6 (Threads: 12) | |
Cache | L1: 384KB, L2: 1.5MB, L3: 15MB | L1: 384KB, L2: 1.5MB, L3: 12MB | |
TDP | 140W | 65W | |
Yearly Running Cost | $25.55 | $11.86 | |
Other | Intel UHD Graphics 630 | ||
First Seen on Chart | Q3 2014 | Q2 2020 | |
# of Samples | 5000 | 3983 | |
CPU Value | 63.4 | 100.3 | |
Single Thread Rating(% diff. to max in group) | 1989(-22.4%) | 2563(0.0%) | |
CPU Mark(% diff. to max in group) | 9831(-18.3%) | 12033(0.0%) |
Intel Core i7-5820K @ 3.30GHz | 9,831 | |
Intel Core i5-10400 @ 2.90GHz | 12,033 | |
PassMark Software © 2008-2025 |
Intel Core i7-5820K @ 3.30GHz | 63.4 | |
Intel Core i5-10400 @ 2.90GHz | 100.3 | |
PassMark Software © 2008-2025 |
Intel Core i7-5820K @ 3.30GHz | 1,989 | |
Intel Core i5-10400 @ 2.90GHz | 2,563 | |
PassMark Software © 2008-2025 |
Intel Core i7-5820K @ 3.30GHz | Intel Core i5-10400 @ 2.90GHz | |
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Max TDP | 140W | 65W |
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 |