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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD Ryzen 7 8745HS vs Ryzen 7 7840HS vs Ryzen 9 6900HX

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 3665 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 7 8745HS×AMD Ryzen 7 7840HS×AMD Ryzen 9 6900HX+ ADD
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Socket TypeFP7 FP7r2 FP8FP7 FP7r2 FP8FP7
CPU ClassDesktop, LaptopLaptopLaptop
Clockspeed3.8 GHz3.8 GHz3.3 GHz
Turbo SpeedUp to 5.1 GHzUp to 5.1 GHzUp to 4.9 GHz
# of Physical Cores8 (Threads: 16)8 (Threads: 16)8 (Threads: 16)
CacheL1: 512KB, L2: 8.0MB, L3: 16MBL1: 512KB, L2: 8.0MB, L3: 16MBL1: 512KB, L2: 4.0MB, L3: 16MB
TDP45W54W45W
Yearly Running Cost$8.21$9.86$8.21
Otherw/ Radeon 780M Graphicsw/ Radeon 780M GraphicsAMD Radeon 680M
First Seen on ChartQ4 2024Q1 2023Q2 2022
# of Samples10921271429
CPU Value0.00.00.0
Single Thread Rating(% diff. to max in group)3806(0.0%)3777(-0.7%)3423(-10.0%)
CPU Mark(% diff. to max in group)29234(0.0%)28836(-1.4%)24513(-16.2%)

CPU Mark Rating
As of 13th of March 2025 - Higher results represent better performance
AMD Ryzen 7 8745HS
29,234
AMD Ryzen 7 7840HS
28,836
AMD Ryzen 9 6900HX
24,513
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 13th of March 2025 - Higher results represent better performance
AMD Ryzen 7 8745HS
3,806
AMD Ryzen 7 7840HS
3,777
AMD Ryzen 9 6900HX
3,423
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 7 8745HS AMD Ryzen 7 7840HS AMD Ryzen 9 6900HX
Max TDP45W54W45W
Power consumption per day (kWh)NANANA
Running cost per dayNANANA
Power consumption per year (kWh)NANANA
Running cost per yearNANANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.