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Intel i9-13900K vs AMD Ryzen 7 7800X3D

The AMD Ryzen 7 7800X3D is newer than Intel Core i9-13900K and is around -42% slower in multi-threaded (CPU Mark) testing. The AMD Ryzen 7 7800X3D is around -19% slower in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 21750 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 i9-13900K×AMD Ryzen 7 7800X3D+ ADD
Price $399.39 - BUY Search Online
Socket TypeFCLGA1700AM5
CPU ClassDesktopDesktop
Clockspeed3.0 GHz4.2 GHz
Turbo SpeedUp to 5.8 GHzUp to 5.0 GHz
# of Physical Cores24 (Threads: 32)8 (Threads: 16)
CacheL1: 2,176KB, L2: 32.0MB, L3: 36MBL1: 512KB, L2: 8.0MB, L3: 96MB
TDP125W120W
Yearly Running Cost$22.81$21.90
OtherIntel UHD Graphics 770AMD Radeon Graphics
First Seen on ChartQ3 2022Q2 2023
# of Samples925912491
CPU Value147.00.0
Single Thread Rating(% diff. to max in group)4611(0.0%)3755(-18.6%)
CPU Mark(% diff. to max in group)58723(0.0%)34266(-41.6%)

CPU Mark Rating
As of 25th of April 2025 - Higher results represent better performance
Intel Core i9-13900K
58,723
AMD Ryzen 7 7800X3D
34,266
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 25th of April 2025 - Higher results represent better value
Intel Core i9-13900K
147.0
AMD Ryzen 7 7800X3D
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 25th of April 2025 - Higher results represent better performance
Intel Core i9-13900K
4,611
AMD Ryzen 7 7800X3D
3,755
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.
Intel Core i9-13900K AMD Ryzen 7 7800X3D
Max TDP125W120W
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.