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AMD A6-6420B APU vs A6-6420K APU

The AMD A6-6420B APU is newer than AMD A6-6420K APU, while the multi-threaded (CPU Mark) is simliar, AMD A6-6420B APU is around 5% 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 47 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 A6-6420B APU×AMD A6-6420K APU+ ADD
Price Search Online Search Online
Socket TypeFM2FM2
CPU ClassDesktopDesktop
Clockspeed4.0 GHz4.0 GHz
Turbo SpeedUp to 4.2 GHzUp to 4.2 GHz
# of Physical Cores2 (in 1 physical modules)2 (in 2 physical modules)
CacheL1: 160KB, L2: 2.0MB, L1: 160KB, L2: 2.0MB,
TDP65W65W
Yearly Running Cost$11.86$11.86
Other
First Seen on ChartQ4 2014Q4 2014
# of Samples146
CPU Value0.010.4
Single Thread Rating(% diff. to max in group)16293(0.0%)1546(-5.1%)
CPU Mark(% diff. to max in group)1550(-1.0%)1565(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD A6-6420B APU
1,550
AMD A6-6420K APU
1,565
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 22nd of December 2024 - Higher results represent better value
AMD A6-6420B APU
NA
AMD A6-6420K APU
10.4
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 22nd of December 2024 - Higher results represent better performance
AMD A6-6420B APU
1,629
AMD A6-6420K APU
1,546
PassMark Software © 2008-2024
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 A6-6420B APU AMD A6-6420K APU
Max TDP65W65W
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.