Over 1,000,000 CPUs benchmarked
The AMD Ryzen 7 5800X is newer than Intel Core i7-6700K @ 4.00GHz and is significantly faster in multi-threaded (CPU Mark) testing, it is around 27% faster in single-thread testing. However, AMD Ryzen 7 5800X uses around 10% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 33641 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.
Compare the performance of up to 5 different CPUs
Compare List | |
×Intel Core i7-6700K @ 4.00GHz | ×AMD Ryzen 7 5800X | + ADD | |
---|---|---|---|
Price |
$137.42 - BUY
![]() |
$173.99 - BUY
![]() | |
Socket Type | LGA1151 | AM4 | |
CPU Class | Desktop | Desktop | |
Clockspeed | 4.0 GHz | 3.8 GHz | |
Turbo Speed | Up to 4.2 GHz | Up to 4.7 GHz | |
# of Physical Cores | 4 (Threads: 8) | 8 (Threads: 16) | |
Cache | L1: 256KB, L2: 1.0MB, L3: 8MB | L1: 512KB, L2: 4.0MB, L3: 32MB | |
TDP | 95W | 105W | |
Yearly Running Cost | $17.34 | $19.16 | |
Other | |||
First Seen on Chart | Q3 2015 | Q4 2020 | |
# of Samples | 17110 | 16531 | |
CPU Value | 65.1 | 159.7 | |
Single Thread Rating(% diff. to max in group) | 2505(-27.3%) | 3445(0.0%) | |
CPU Mark(% diff. to max in group) | 8940(-67.8%) | 27786(0.0%) |
Intel Core i7-6700K @ 4.00GHz | 8,940 | |
AMD Ryzen 7 5800X | 27,786 | |
PassMark Software © 2008-2025 |
Intel Core i7-6700K @ 4.00GHz | 65.1 | |
AMD Ryzen 7 5800X | 159.7 | |
PassMark Software © 2008-2025 |
Intel Core i7-6700K @ 4.00GHz | 2,505 | |
AMD Ryzen 7 5800X | 3,445 | |
PassMark Software © 2008-2025 |
Intel Core i7-6700K @ 4.00GHz | AMD Ryzen 7 5800X | |
---|---|---|
Max TDP | 95W | 105W |
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 |