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AMD Phenom II X3 B77 vs FX-4100 Quad-

The AMD Phenom II X3 B77 is newer than AMD FX-4100 Quad-Core, while AMD FX-4100 Quad-Core is around 30% faster in multi-threaded (CPU Mark) testing but the CPUs have comparable single-thread rating. 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 2402 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 Phenom II X3 B77×AMD FX-4100 Quad-Core+ ADD
Price Search Online $18.99 - BUY
Socket TypeAM2+/AM3AM3+
CPU ClassDesktopDesktop
Clockspeed3.2 GHz3.6 GHz
Turbo SpeedNot SupportedUp to 3.8 GHz
# of Physical Cores3 (Threads: 3)4 (in 2 physical modules)
CacheL1: 384KB, L2: 1.5MB, L3: 6MBL1: 320KB, L2: 8.0MB, L3: 8MB
TDP95W95W
Yearly Running Cost$17.34$17.34
Other
First Seen on ChartQ2 2012Q4 2011
# of Samples52397
CPU Value82.7137.8
Single Thread Rating(% diff. to max in group)1310(0.0%)1288(-1.7%)
CPU Mark(% diff. to max in group)1844(-29.5%)2617(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 21st of December 2024 - Higher results represent better performance
AMD Phenom II X3 B77
1,844
AMD FX-4100 Quad-Core
2,617
PassMark Software © 2008-2024
CPU Value (CPU Mark / $Price)
As of 21st of December 2024 - Higher results represent better value
AMD Phenom II X3 B77
82.7
AMD FX-4100 Quad-Core
137.8
PassMark Software © 2008-2024
CPU Single Thread Rating
As of 21st of December 2024 - Higher results represent better performance
AMD Phenom II X3 B77
1,310
AMD FX-4100 Quad-Core
1,288
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 Phenom II X3 B77 AMD FX-4100 Quad-Core
Max TDP95W95W
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.