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AMD Athlon II X4 557 vs FX-4100 Quad-

The AMD Athlon II X4 557 is newer than AMD FX-4100 Quad-Core however both CPUs have comparable multi-threaded (CPU Mark) and single-thread rating. Also, AMD FX-4100 Quad-Core uses substantially less power. All the CPUs in this comparison belong in the Desktop CPU Class. The values below were tabulated from a combined 2448 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 FX-4100 Quad-Core+ ADD
Price Search Online $16 - BUY
Socket TypeAM3AM3+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.6 GHz
Turbo SpeedUp to 3.7 GHzUp to 3.8 GHz
# of Physical Cores4 (Threads: 4)4 (in 2 physical modules)
CacheL1: 512KB, L2: 2.0MB, L3: 6MBL1: 320KB, L2: 8.0MB, L3: 8MB
TDP160W95W
Yearly Running Cost$29.20$17.34
Other
First Seen on ChartQ3 2021Q4 2011
# of Samples12447
CPU Rank31993159
CPU Value0.0164.3
Single Thread Rating(% diff. to max in group)1345(0.0%)1287(-4.3%)
CPU Mark(% diff. to max in group)2567(-2.4%)2629(0.0%)

CPU Mark Rating
As of 17th of January 2026 - Higher results represent better performance
AMD Athlon II X4 557
2,567
AMD FX-4100 Quad-Core
2,629
PassMark Software © 2008-2026
CPU Value (CPU Mark / $Price)
As of 17th of January 2026 - Higher results represent better value
AMD Athlon II X4 557
NA
AMD FX-4100 Quad-Core
164.3
PassMark Software © 2008-2026
CPU Single Thread Rating
As of 17th of January 2026 - Higher results represent better performance
AMD Athlon II X4 557
1,345
AMD FX-4100 Quad-Core
1,287
PassMark Software © 2008-2026
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 FX-4100 Quad-Core
Max TDP160W95W
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.