AMD Phenom II X4 B95 vs AMD Athlon 64 FX-55

Comparative analysis of AMD Phenom II X4 B95 and AMD Athlon 64 FX-55 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the AMD Phenom II X4 B95

  • CPU is newer: launch date 5 year(s) 0 month(s) later
  • 3 more cores, run more applications at once: 4 vs 1
  • Around 15% higher clock speed: 3 GHz vs 2.6 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 45 nm vs 90 nm
  • 4x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 2x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 9% lower typical power consumption: 95 Watt vs 104 Watt
  • 2.5x better performance in PassMark - Single thread mark: 1242 vs 505
  • 6x better performance in PassMark - CPU mark: 2411 vs 404
Specifications (specs)
Launch date October 2009 vs October 2004
Number of cores 4 vs 1
Maximum frequency 3 GHz vs 2.6 GHz
Manufacturing process technology 45 nm vs 90 nm
L1 cache 128 KB (per core) vs 128 KB
L2 cache 512 KB (per core) vs 1024 KB
Thermal Design Power (TDP) 95 Watt vs 104 Watt
Benchmarks
PassMark - Single thread mark 1242 vs 505
PassMark - CPU mark 2411 vs 404

Compare benchmarks

CPU 1: AMD Phenom II X4 B95
CPU 2: AMD Athlon 64 FX-55

PassMark - Single thread mark
CPU 1
CPU 2
1242
505
PassMark - CPU mark
CPU 1
CPU 2
2411
404
Name AMD Phenom II X4 B95 AMD Athlon 64 FX-55
PassMark - Single thread mark 1242 505
PassMark - CPU mark 2411 404
Geekbench 4 - Single Core 386
Geekbench 4 - Multi-Core 1280
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 3.2
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 7.417
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.167
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.316
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 3.481

Compare specifications (specs)

AMD Phenom II X4 B95 AMD Athlon 64 FX-55

Essentials

Architecture codename Deneb San Diego
Family AMD Phenom
Launch date October 2009 October 2004
Launch price (MSRP) $80 $180
OPN Tray HDXB95WFK4DGM
Place in performance rating 2984 2995
Price now $72.95 $179.95
Series AMD Business Class - AMD Phenom X4 Quad-Core
Value for money (0-100) 14.95 1.18
Vertical segment Desktop Desktop

Performance

64 bit support
Base frequency 3 GHz
Die size 258 mm 115 mm
L1 cache 128 KB (per core) 128 KB
L2 cache 512 KB (per core) 1024 KB
L3 cache 6144 KB (shared)
Manufacturing process technology 45 nm 90 nm
Maximum frequency 3 GHz 2.6 GHz
Number of cores 4 1
Transistor count 758 million 114 million
Unlocked

Memory

Supported memory types DDR3

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM3 939
Thermal Design Power (TDP) 95 Watt 104 Watt