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AMD Ryzen 9 7900X3D vs Intel i9-13900T

The AMD Ryzen 9 7900X3D is newer than Intel Core i9-13900T and is around 17% faster in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, Intel Core i9-13900T uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 2028 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 9 7900X3D×Intel Core i9-13900T+ ADD
Price $475 - BUY Search Online
Socket TypeAM5 (LGA 1718)FCLGA1700
CPU ClassDesktopDesktop
Clockspeed4.4 GHz1.1 GHz
Turbo SpeedUp to 5.6 GHzUp to 5.3 GHz
# of Physical Cores12 (Threads: 24)24 (Threads: 32)
CacheL1: 768KB, L2: 12.0MB, L3: 128MBL1: 2,176KB, L2: 32.0MB, L3: 36MB
TDP120W35W
Yearly Running Cost$21.90$6.39
OtherAMD Radeon GraphicsIntel UHD Graphics 770
First Seen on ChartQ1 2023Q1 2023
# of Samples1899129
CPU Value105.878.0
Single Thread Rating(% diff. to max in group)4120(-1.5%)4183(0.0%)
CPU Mark(% diff. to max in group)50234(0.0%)42806(-14.8%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 16th of November 2025 - Higher results represent better performance
AMD Ryzen 9 7900X3D
50,234
Intel Core i9-13900T
42,806
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 16th of November 2025 - Higher results represent better value
AMD Ryzen 9 7900X3D
105.8
Intel Core i9-13900T
78.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 16th of November 2025 - Higher results represent better performance
AMD Ryzen 9 7900X3D
4,120
Intel Core i9-13900T
4,183
PassMark Software © 2008-2025
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 9 7900X3D Intel Core i9-13900T
Max TDP120W35W
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.