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AMD Athlon II X4 557 vs A8-5600K APU

The AMD Athlon II X4 557 is newer than AMD A8-5600K APU, while AMD A8-5600K APU is around 10% faster in multi-threaded (CPU Mark) testing, it is around 6% faster in single-thread testing. However, AMD Athlon II X4 557 uses around 46% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 1112 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 Athlon II X4 557×AMD A8-5600K APU+ ADD
Price Search Online $69.01 - BUY
Socket TypeAM3FM2
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.6 GHz
Turbo SpeedUp to 3.7 GHzUp to 3.9 GHz
# of Physical Cores4 (Threads: 4)4 (in 4 physical modules)
CacheL1: 512KB, L2: 2.0MB, L3: 6MBL1: 320KB, L2: 8.0MB,
TDP160W100W
Yearly Running Cost$29.20$18.25
Other
First Seen on ChartQ3 2021Q4 2012
# of Samples11111
CPU Value0.041.4
Single Thread Rating(% diff. to max in group)1345(-5.8%)1429(0.0%)
CPU Mark(% diff. to max in group)2567(-10.2%)2859(0.0%)

CPU Mark Rating
As of 7th of April 2025 - Higher results represent better performance
AMD Athlon II X4 557
2,567
AMD A8-5600K APU
2,859
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 7th of April 2025 - Higher results represent better value
AMD Athlon II X4 557
NA
AMD A8-5600K APU
41.4
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 7th of April 2025 - Higher results represent better performance
AMD Athlon II X4 557
1,345
AMD A8-5600K APU
1,429
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 Athlon II X4 557 AMD A8-5600K APU
Max TDP160W100W
Power consumption per day (kWh)0.320.20
Running cost per day$0.080$0.050
Power consumption per year (kWh)116.873.0
Running cost per year$29.20$18.25
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.