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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen AI Max 390 vs Ryzen 9 7900

The AMD Ryzen AI Max 390 is newer than AMD Ryzen 9 7900 and is around -5% slower in multi-threaded (CPU Mark) testing. However the CPUs have comparable single-thread rating. Also, AMD Ryzen 9 7900 uses around 17% more power. The CPUs selected in this comparison belong in different CPU Classes: Desktop, Laptop. Consider, selecting CPUs from simliar CPU Class for more apt comparison. The values below were tabulated from a combined 1873 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 AI Max 390×AMD Ryzen 9 7900+ ADD
Price Search Online $349 - BUY
Socket TypeFP11AM5
CPU ClassDesktop, LaptopDesktop
Clockspeed3.2 GHz3.7 GHz
Turbo SpeedUp to 5.0 GHzUp to 5.4 GHz
# of Physical Cores12 (Threads: 24)12 (Threads: 24)
CacheL1: 960KB, L2: 12.0MB, L3: 64MBL1: 768KB, L2: 12.0MB, L3: 64MB
TDP55W65W
Yearly Running Cost$10.04$11.86
Otherw/ Radeon 8050SAMD Radeon Graphics
First Seen on ChartQ1 2025Q1 2023
# of Samples51868
CPU Value0.0139.0
Single Thread Rating(% diff. to max in group)4236(0.0%)4139(-2.3%)
CPU Mark(% diff. to max in group)45950(-5.2%)48494(0.0%)

CPU Mark Rating
As of 15th of May 2025 - Higher results represent better performance
AMD Ryzen AI Max 390
45,950
AMD Ryzen 9 7900
48,494
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 15th of May 2025 - Higher results represent better value
AMD Ryzen AI Max 390
NA
AMD Ryzen 9 7900
139.0
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 15th of May 2025 - Higher results represent better performance
AMD Ryzen AI Max 390
4,236
AMD Ryzen 9 7900
4,139
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 AI Max 390 AMD Ryzen 9 7900
Max TDP55W65W
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.