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Intel i9-13900T vs AMD Ryzen 9 7900X3D

The AMD Ryzen 9 7900X3D is newer than Intel Core i9-13900T and is around 19% 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 2232 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 7900X3D+ ADD
Price Search Online $678.81 - BUY
Socket TypeFCLGA1700AM5 (LGA 1718)
CPU ClassDesktopDesktop
Clockspeed1.1 GHz4.4 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: 128MB
TDP35W120W
Yearly Running Cost$6.39$21.90
OtherIntel UHD Graphics 770AMD Radeon Graphics
First Seen on ChartQ1 2023Q1 2023
# of Samples1402092
CPU Rank306236
CPU Value77.274.0
Single Thread Rating(% diff. to max in group)4179(0.0%)4121(-1.4%)
CPU Mark(% diff. to max in group)42382(-15.6%)50230(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 9th of February 2026 - Higher results represent better performance
Intel Core i9-13900T
42,382
AMD Ryzen 9 7900X3D
50,230
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 9th of February 2026 - Higher results represent better value
Intel Core i9-13900T
77.2
AMD Ryzen 9 7900X3D
74.0
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 9th of February 2026 - Higher results represent better performance
Intel Core i9-13900T
4,179
AMD Ryzen 9 7900X3D
4,121
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 7900X3D
Max TDP35W120W
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.