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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD FX-8140 Eight- vs FX-8100 Eight-

The AMD FX-8140 Eight-Core is newer than AMD FX-8100 Eight-Core also around 16% faster in multi-threaded (CPU Mark) testing, it is around 9% faster 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 54 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-8140 Eight-Core×AMD FX-8100 Eight-Core+ ADD
Price Search Online Search Online
Socket TypeAM3+AM3+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz2.8 GHz
Turbo SpeedUp to 4.1 GHzUp to 3.7 GHz
# of Physical Cores8 (in 4 physical modules)8 (in 4 physical modules)
CacheL1: 640KB, L2: 16.0MB, L3: 8MBL1: 640KB, L2: 16.0MB, L3: 8MB
TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ1 2012Q1 2012
# of Samples747
CPU Value32.641.6
Single Thread Rating(% diff. to max in group)1273(0.0%)1154(-9.3%)
CPU Mark(% diff. to max in group)4860(0.0%)4073(-16.2%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 5th of February 2025 - Higher results represent better performance
AMD FX-8140 Eight-Core
4,860
AMD FX-8100 Eight-Core
4,073
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 5th of February 2025 - Higher results represent better value
AMD FX-8140 Eight-Core
32.6
AMD FX-8100 Eight-Core
41.6
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 5th of February 2025 - Higher results represent better performance
AMD FX-8140 Eight-Core
1,273
AMD FX-8100 Eight-Core
1,154
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-8140 Eight-Core AMD FX-8100 Eight-Core
Max TDP95W95W
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.