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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel i9-7920X vs AMD Ryzen 9 3900XT

The AMD Ryzen 9 3900XT is newer than Intel Core i9-7920X @ 2.90GHz also around 28% faster in multi-threaded (CPU Mark) testing, it is around 9% faster in single-thread testing. However, Intel Core i9-7920X @ 2.90GHz 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 1601 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 i9-7920X @ 2.90GHz×AMD Ryzen 9 3900XT+ ADD
Price $323.8 - BUY $239 - BUY
Socket TypeFCLGA2066AM4
CPU ClassDesktopDesktop
Clockspeed2.9 GHz3.8 GHz
Turbo SpeedUp to 4.4 GHzUp to 4.7 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 24)
CacheL1: 768KB, L2: 12.0MB, L3: 17MBL1: 768KB, L2: 6.0MB, L3: 64MB
TDP140W105W
Yearly Running Cost$25.55$19.16
Other
First Seen on ChartQ3 2017Q3 2020
# of Samples3511250
CPU Value73.0136.6
Single Thread Rating(% diff. to max in group)2503(-8.8%)2746(0.0%)
CPU Mark(% diff. to max in group)23653(-27.6%)32657(0.0%)

CPU Mark Rating
As of 26th of December 2024 - Higher results represent better performance
Intel Core i9-7920X @ 2.90GHz
23,653
AMD Ryzen 9 3900XT
32,657
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 26th of December 2024 - Higher results represent better value
Intel Core i9-7920X @ 2.90GHz
73.0
AMD Ryzen 9 3900XT
136.6
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 26th of December 2024 - Higher results represent better performance
Intel Core i9-7920X @ 2.90GHz
2,503
AMD Ryzen 9 3900XT
2,746
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 i9-7920X @ 2.90GHz AMD Ryzen 9 3900XT
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.