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AMD FX-4320 vs PRO A8-8650B

The AMD FX-4320 is newer than AMD PRO A8-8650B, while the multi-threaded (CPU Mark) is simliar, AMD FX-4320 is around 6% faster in single-thread testing. However, AMD FX-4320 uses around 38% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 209 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 FX-4320×AMD PRO A8-8650B+ ADD
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Socket TypeAM3+FM2+
CPU ClassDesktopDesktop
Clockspeed4.0 GHz3.2 GHz
Turbo SpeedUp to 4.2 GHzUp to 3.9 GHz
# of Physical Cores4 (in 2 physical modules)4 (in 4 physical modules)
CacheL1: 320KB, L2: 8.0MB, L3: 4MBL1: 448KB, L2: 8.0MB,
TDP95W65W
Yearly Running Cost$17.34$11.86
OtherR7, 10 Compute Cores 4C+6G
First Seen on ChartQ1 2016Q4 2015
# of Samples97112
CPU Value0.00.0
Single Thread Rating(% diff. to max in group)1564(0.0%)1478(-5.5%)
CPU Mark(% diff. to max in group)3150(-1.3%)3193(0.0%)

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD FX-4320
3,150
AMD PRO A8-8650B
3,193
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD FX-4320
1,564
AMD PRO A8-8650B
1,478
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 FX-4320 AMD PRO A8-8650B
Max TDP95W65W
Power consumption per day (kWh)0.190.13
Running cost per day$0.048$0.033
Power consumption per year (kWh)69.347.5
Running cost per year$17.34$11.86
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.