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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD FX-8140 Eight- vs FX-8300 Eight-

The AMD FX-8300 Eight-Core is newer than AMD FX-8140 Eight-Core also around 9% faster in multi-threaded (CPU Mark) testing, it is around 14% 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 2097 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-8300 Eight-Core+ ADD
Price Search Online $59.99 - BUY
Socket TypeAM3+AM3+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.3 GHz
Turbo SpeedUp to 4.1 GHzUp to 4.2 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 2013
# of Samples72090
CPU Value32.688.9
Single Thread Rating(% diff. to max in group)1273(-14.4%)1488(0.0%)
CPU Mark(% diff. to max in group)4860(-8.8%)5331(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of April 2025 - Higher results represent better performance
AMD FX-8140 Eight-Core
4,860
AMD FX-8300 Eight-Core
5,331
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of April 2025 - Higher results represent better value
AMD FX-8140 Eight-Core
32.6
AMD FX-8300 Eight-Core
88.9
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of April 2025 - Higher results represent better performance
AMD FX-8140 Eight-Core
1,273
AMD FX-8300 Eight-Core
1,488
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-8300 Eight-Core
Max TDP95W95W
Power consumption per day (kWh)0.190.19
Running cost per day$0.048$0.048
Power consumption per year (kWh)69.369.3
Running cost per year$17.34$17.34
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.