Intel Core 2 Duo E4400 vs AMD Athlon 64 FX-55
Comparing Core 2 Duo E4400 and Athlon 64 FX-55 processor market type (desktop or notebook), architecture and sales start time and price.
Core 2 Duo E4400 and Athlon 64 FX-55 quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core 2 Duo E4400 and Athlon 64 FX-55 performance, but for precise assessment you have to consider their test results.
Number of cores
Number of threads
Manufacturing process technology
64 bit support
VID voltage range
Information on Core 2 Duo E4400 and Athlon 64 FX-55 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
Power consumption (TDP)
Technologies and extensions
Technological solutions and additional instructions supported by Core 2 Duo E4400 and Athlon 64 FX-55. You'll probably need this information if you require some particular technology.
Enhanced SpeedStep (EIST)
Demand Based Switching
Core 2 Duo E4400 and Athlon 64 FX-55 technologies aimed at raising security, for example, by protecting against hacks.
Virtual machine speed-up technologies supported by Core 2 Duo E4400 and Athlon 64 FX-55 are enumerated here.
Types, maximum amount and channel number of RAM supported by Core 2 Duo E4400 and Athlon 64 FX-55.
Supported memory types
DDR1, DDR2, DDR3
Non-gaming benchmarks performance of Core 2 Duo E4400 and Athlon 64 FX-55. Overall benchmark performance is measured in points in 0-100 range.
Overall benchmark performance
2 Duo E4400 0.76
Athlon 64 FX-55 0.77 +1.3%
2 Duo E4400 616
Athlon 64 FX-55 622 +1%
Let's see how good Core 2 Duo E4400 and Athlon 64 FX-55 are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.
Advantages of Intel Core 2 Duo E4400
Finer manufacturing process technology (65 vs 130 nm)
Less power hungry (65 vs 104 watts)
Intel 64 (64-bit Intel CPU architecture. Almost identical to AMD64, except small and rarely used nuances)
Thermal Monitoring Technologies
Advantages of AMD Athlon 64 FX-55
1.3% faster in synthetic tests
3DNow! (older SIMD instructions set used by AMD CPUs. Supercedes MMX, works with 64-bit registers)
AMD64 (AMD CPUs 64-bit architecture. Almost identical to Intel 64, save for some little and rarely used nuances)
So, Core 2 Duo E4400 or Athlon 64 FX-55?
Technical City couldn't decide between Intel Core 2 Duo E4400 and AMD Athlon 64 FX-55. The differences in performance seem too small.
Should you still have questions on choice between Core 2 Duo E4400 and Athlon 64 FX-55, ask them in Comments section, and we shall answer.