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Intel i9-13900T vs AMD Ryzen 9 7900X

The Intel Core i9-13900T is newer than AMD Ryzen 9 7900X and is around -17% slower 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 8707 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 i9-13900T×AMD Ryzen 9 7900X+ ADD
Price Search Online $321.4 - BUY
Socket TypeFCLGA1700AM5
CPU ClassDesktopDesktop
Clockspeed1.1 GHz4.7 GHz
Turbo SpeedUp to 5.3 GHzUp to 5.6 GHz
# of Physical Cores24 (Threads: 32)12 (Threads: 24)
CacheL1: 2,176KB, L2: 32.0MB, L3: 36MBL1: 768KB, L2: 12.0MB, L3: 64MB
TDP35W170W
Yearly Running Cost$6.39$31.03
OtherIntel UHD Graphics 770AMD Radeon Graphics
First Seen on ChartQ1 2023Q3 2022
# of Samples1438564
CPU Rank313233
CPU Value77.2159.6
Single Thread Rating(% diff. to max in group)4177(-1.2%)4229(0.0%)
CPU Mark(% diff. to max in group)42384(-17.4%)51288(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of March 2026 - Higher results represent better performance
Intel Core i9-13900T
42,384
AMD Ryzen 9 7900X
51,288
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 8th of March 2026 - Higher results represent better value
Intel Core i9-13900T
77.2
AMD Ryzen 9 7900X
159.6
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 8th of March 2026 - Higher results represent better performance
Intel Core i9-13900T
4,177
AMD Ryzen 9 7900X
4,229
PassMark Software © 2008-2026
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 i9-13900T AMD Ryzen 9 7900X
Max TDP35W170W
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.