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AMD Ryzen Threadripper 3990X vs Intel i9-14900K

The Intel Core i9-14900K is newer than AMD Ryzen Threadripper 3990X, while AMD Ryzen Threadripper 3990X is around 25% faster in multi-threaded (CPU Mark) testing, but Intel Core i9-14900K is around 46% faster in single-thread testing. However, Intel Core i9-14900K uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 3004 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.

×AMD Ryzen Threadripper 3990X×Intel Core i9-14900K+ ADD
Price $3999.99 - BUY $545.81 - BUY
Socket TypesTRX4FCLGA1700
CPU ClassDesktopDesktop
Clockspeed2.9 GHz3.2 GHz
Turbo SpeedUp to 4.3 GHzUp to 6.0 GHz
# of Physical Cores64 (Threads: 128)24 (Threads: 32)
CacheL1: 4,096KB, L2: 32.0MB, L3: 256MBL1: 2,176KB, L2: 32.0MB, L3: 36MB
TDP280W125W
Yearly Running Cost$51.10$22.81
OtherIntel UHD Graphics 770
First Seen on ChartQ1 2020Q4 2023
# of Samples2202784
CPU Value20.2110.8
Single Thread Rating(% diff. to max in group)2565(-46.0%)4749(0.0%)
CPU Mark(% diff. to max in group)80755(0.0%)60486(-25.1%)

CPU Mark Rating
As of 22nd of August 2024 - Higher results represent better performance
AMD Ryzen Threadripper 3990X
80,755
Intel Core i9-14900K
60,486
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of August 2024 - Higher results represent better value
AMD Ryzen Threadripper 3990X
20.2
Intel Core i9-14900K
110.8
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of August 2024 - Higher results represent better performance
AMD Ryzen Threadripper 3990X
2,565
Intel Core i9-14900K
4,749
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.
AMD Ryzen Threadripper 3990X Intel Core i9-14900K
Max TDP280W125W
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.