AMD FX-6100 vs AMD Phenom II X4 840

Comparative analysis of AMD FX-6100 and AMD Phenom II X4 840 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score, 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 FX-6100

  • CPU is newer: launch date 8 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 2 more cores, run more applications at once: 6 vs 4
  • 2 more threads: 6 vs 4
  • Around 22% higher clock speed: 3.9 GHz vs 3.2 GHz
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm SOI vs 45 nm
  • 3x more L2 cache, more data can be stored in the L2 cache for quick access later
  • Around 1% better performance in PassMark - Single thread mark: 1317 vs 1298
  • Around 53% better performance in PassMark - CPU mark: 3691 vs 2417
  • Around 19% better performance in Geekbench 4 - Single Core: 466 vs 391
  • Around 28% better performance in Geekbench 4 - Multi-Core: 1702 vs 1325
  • 2.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 6.171 vs 2.92
  • Around 79% better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 15.905 vs 8.884
  • 2.1x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.327 vs 0.159
  • Around 26% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 4.915 vs 3.91
Specifications (specs)
Launch date October 2011 vs January 2011
Unlocked Unlocked vs Locked
Number of cores 6 vs 4
Number of threads 6 vs 4
Maximum frequency 3.9 GHz vs 3.2 GHz
Manufacturing process technology 32 nm SOI vs 45 nm
L2 cache 6 MB vs 2 MB
Benchmarks
PassMark - Single thread mark 1317 vs 1298
PassMark - CPU mark 3691 vs 2417
Geekbench 4 - Single Core 466 vs 391
Geekbench 4 - Multi-Core 1702 vs 1325
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 6.171 vs 2.92
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 15.905 vs 8.884
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.327 vs 0.159
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.915 vs 3.91

Reasons to consider the AMD Phenom II X4 840

  • Around 1% higher maximum core temperature: 71°C vs 70°C
  • Around 78% more L1 cache; more data can be stored in the L1 cache for quick access later
Maximum core temperature 71°C vs 70°C
L1 cache 512 KB vs 288 KB

Compare benchmarks

CPU 1: AMD FX-6100
CPU 2: AMD Phenom II X4 840

PassMark - Single thread mark
CPU 1
CPU 2
1317
1298
PassMark - CPU mark
CPU 1
CPU 2
3691
2417
Geekbench 4 - Single Core
CPU 1
CPU 2
466
391
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1702
1325
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
CPU 1
CPU 2
6.171
2.92
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)
CPU 1
CPU 2
15.905
8.884
CompuBench 1.5 Desktop - T-Rex (Frames/s)
CPU 1
CPU 2
0.327
0.159
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
CPU 1
CPU 2
4.915
3.91
Name AMD FX-6100 AMD Phenom II X4 840
PassMark - Single thread mark 1317 1298
PassMark - CPU mark 3691 2417
Geekbench 4 - Single Core 466 391
Geekbench 4 - Multi-Core 1702 1325
3DMark Fire Strike - Physics Score 0
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 6.171 2.92
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 15.905 8.884
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.327 0.159
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.606
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 4.915 3.91

Compare specifications (specs)

AMD FX-6100 AMD Phenom II X4 840

Essentials

Architecture codename Zambezi Propus
Family AMD FX-Series Processors AMD Phenom
Launch date October 2011 January 2011
OPN PIB FD6100WMGUSBX HDX840WFGMBOX
OPN Tray FD6100WMW6KGU HDX840WFK42GM
Place in performance rating 2845 2860
Price now $299 $89.95
Series AMD FX 6-Core Black Edition Processors AMD Phenom II X4
Value for money (0-100) 5.30 11.50
Vertical segment Desktop Desktop
Launch price (MSRP) $90

Performance

64 bit support
Base frequency 3.3 GHz 3.2 GHz
Die size 315 mm 169 mm
L1 cache 288 KB 512 KB
L2 cache 6 MB 2 MB
L3 cache 8 MB
Manufacturing process technology 32 nm SOI 45 nm
Maximum core temperature 70°C 71°C
Maximum frequency 3.9 GHz 3.2 GHz
Number of cores 6 4
Number of threads 6 4
Transistor count 1200 million 300 million
Unlocked

Memory

Supported memory frequency 1866 MHz
Supported memory types DDR3 DDR3

Compatibility

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

Advanced Technologies

Fused Multiply-Add (FMA)
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)