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CPU Benchmarks

Over 1,000,000 CPUs benchmarked

AMD A6-6400K APU vs AMD Athlon X4 740 Quad Core vs AMD Athlon X4 845

The values for the CPUs below are determined from thousands of PerformanceTest benchmark results and are updated daily.

  • 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 A6-6400K APU×AMD Athlon X4 740 Quad Core×AMD Athlon X4 845+ ADD
Price $18.18 - BUY $10 - BUY $35.44 - BUY
Socket TypeFM2FM2FM2+
CPU ClassDesktopDesktopDesktop
Clockspeed3.9 GHz3.2 GHz3.5 GHz
Turbo SpeedUp to 4.1 GHzUp to 3.7 GHzUp to 3.8 GHz
# of Physical Cores2 (in 1 physical modules)4 (in 2 physical modules)4 (in 2 physical modules)
CacheL1: 160KB, L2: 2.0MB, L1: 320KB, L2: 8.0MB, L1: 512KB, L2: 4.0MB,
TDP65W65W65W
Yearly Running Cost$11.86$11.86$11.86
Other
First Seen on ChartQ3 2013Q4 2012Q1 2016
# of Samples611299423
CPU Value82.3263.2107.4
Single Thread Rating(% diff. to max in group)1449(-13.8%)1359(-19.2%)1682(0.0%)
CPU Mark(% diff. to max in group)1497(-60.7%)2632(-30.8%)3805(0.0%)

CPU Mark Rating
As of 5th of May 2024 - Higher results represent better performance
AMD A6-6400K APU
1,497
AMD Athlon X4 740 Quad Core
2,632
AMD Athlon X4 845
3,805
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 5th of May 2024 - Higher results represent better value
AMD A6-6400K APU
82.3
AMD Athlon X4 740 Quad Core
263.2
AMD Athlon X4 845
107.4
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 5th of May 2024 - Higher results represent better performance
AMD A6-6400K APU
1,449
AMD Athlon X4 740 Quad Core
1,359
AMD Athlon X4 845
1,682
PassMark Software © 2008-2024

Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per dayAverage CPU Utilization (0-100%)1Power cost, $ per kWh2
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 A6-6400K APUAMD Athlon X4 740 Quad CoreAMD Athlon X4 845
Max TDP65W65W65W
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.