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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i7-7900X vs AMD Ryzen 7 3800X

The AMD Ryzen 7 3800X is newer than Intel Core i7-7900X @ 3.30GHz also around 9% faster in multi-threaded (CPU Mark) testing, it is around 10% faster in single-thread testing. However, Intel Core i7-7900X @ 3.30GHz uses around 29% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 5875 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 i7-7900X @ 3.30GHz×AMD Ryzen 7 3800X+ ADD
Price Search Online $156.99 - BUY
Socket TypeFCLGA2066AM4
CPU ClassDesktopDesktop
Clockspeed3.3 GHz3.9 GHz
Turbo SpeedUp to 4.3 GHzUp to 4.5 GHz
# of Physical Cores10 (Threads: 20)8 (Threads: 16)
CacheL1: 512KB, L2: 8.0MB, L3: 14MBL1: 512KB, L2: 4.0MB, L3: 32MB
TDP140W105W
Yearly Running Cost$25.55$19.16
Other
First Seen on ChartQ3 2017Q3 2019
# of Samples125863
CPU Value0.0147.3
Single Thread Rating(% diff. to max in group)2455(-9.6%)2717(0.0%)
CPU Mark(% diff. to max in group)21008(-9.2%)23126(0.0%)

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i7-7900X @ 3.30GHz
21,008
AMD Ryzen 7 3800X
23,126
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
Intel Core i7-7900X @ 3.30GHz
NA
AMD Ryzen 7 3800X
147.3
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
Intel Core i7-7900X @ 3.30GHz
2,455
AMD Ryzen 7 3800X
2,717
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 i7-7900X @ 3.30GHz AMD Ryzen 7 3800X
Max TDP140W105W
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.