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AMD A10 PRO-7850B APU vs Athlon X4 840

The AMD Athlon X4 840 is newer than AMD A10 PRO-7850B APU, while the multi-threaded (CPU Mark) is simliar, AMD A10 PRO-7850B APU is around 5% faster in single-thread testing. However, AMD A10 PRO-7850B APU 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 273 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 A10 PRO-7850B APU×AMD Athlon X4 840+ ADD
Price Search Online Search Online
Socket TypeFM2+FM2+
CPU ClassDesktopDesktop
Clockspeed3.7 GHz3.1 GHz
Turbo SpeedUp to 4.0 GHzUp to 3.8 GHz
# of Physical Cores4 (in 2 physical modules)4 (in 2 physical modules)
CacheL1: 448KB, L2: 8.0MB, L1: 448KB, L2: 8.0MB,
TDP95W65W
Yearly Running Cost$17.34$11.86
Other
First Seen on ChartQ4 2014Q1 2015
# of Samples24249
CPU Value23.226.6
Single Thread Rating(% diff. to max in group)1565(0.0%)1482(-5.4%)
CPU Mark(% diff. to max in group)3441(0.0%)3318(-3.6%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD A10 PRO-7850B APU
3,441
AMD Athlon X4 840
3,318
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 3rd of April 2025 - Higher results represent better value
AMD A10 PRO-7850B APU
23.2
AMD Athlon X4 840
26.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 3rd of April 2025 - Higher results represent better performance
AMD A10 PRO-7850B APU
1,565
AMD Athlon X4 840
1,482
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 A10 PRO-7850B APU AMD Athlon X4 840
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.