AMD Ryzen 7 2700X vs AMD Athlon II X4 638

Comparative analysis of AMD Ryzen 7 2700X and AMD Athlon II X4 638 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, 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 Ryzen 7 2700X

  • CPU is newer: launch date 6 year(s) 2 month(s) later
  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • 4 more cores, run more applications at once: 8 vs 4
  • 12 more threads: 16 vs 4
  • Around 59% higher clock speed: 4.3 GHz vs 2.7 GHz
  • Around 21% higher maximum core temperature: 85°C vs 70.10°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 12 nm FinFET vs 32 nm
  • Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
  • 2.1x better performance in PassMark - Single thread mark: 2421 vs 1163
  • 7.8x better performance in PassMark - CPU mark: 17532 vs 2250
  • Around 51% better performance in Geekbench 4 - Multi-Core: 7046 vs 4651
Specifications (specs)
Launch date 19 April 2018 vs February 2012
Unlocked Unlocked vs Locked
Number of cores 8 vs 4
Number of threads 16 vs 4
Maximum frequency 4.3 GHz vs 2.7 GHz
Maximum core temperature 85°C vs 70.10°C
Manufacturing process technology 12 nm FinFET vs 32 nm
L1 cache 768 KB vs 512 KB
Benchmarks
PassMark - Single thread mark 2421 vs 1163
PassMark - CPU mark 17532 vs 2250
Geekbench 4 - Multi-Core 7046 vs 4651

Reasons to consider the AMD Athlon II X4 638

  • Around 62% lower typical power consumption: 65 Watt vs 105 Watt
  • Around 56% better performance in Geekbench 4 - Single Core: 1654 vs 1057
Specifications (specs)
Thermal Design Power (TDP) 65 Watt vs 105 Watt
Benchmarks
Geekbench 4 - Single Core 1654 vs 1057

Compare benchmarks

CPU 1: AMD Ryzen 7 2700X
CPU 2: AMD Athlon II X4 638

PassMark - Single thread mark
CPU 1
CPU 2
2421
1163
PassMark - CPU mark
CPU 1
CPU 2
17532
2250
Geekbench 4 - Single Core
CPU 1
CPU 2
1057
1654
Geekbench 4 - Multi-Core
CPU 1
CPU 2
7046
4651
Name AMD Ryzen 7 2700X AMD Athlon II X4 638
PassMark - Single thread mark 2421 1163
PassMark - CPU mark 17532 2250
Geekbench 4 - Single Core 1057 1654
Geekbench 4 - Multi-Core 7046 4651
3DMark Fire Strike - Physics Score 4802
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 28.998
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 61.632
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.257
CompuBench 1.5 Desktop - Video Composition (Frames/s) 3.876
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 14.816

Compare specifications (specs)

AMD Ryzen 7 2700X AMD Athlon II X4 638

Essentials

Architecture codename Zen+ Llano
Family AMD Ryzen Processors AMD Athlon Processors
Launch date 19 April 2018 February 2012
Launch price (MSRP) $329
OPN PIB YD270XBGAFBOX AD638XOJGXBOX
OS Support Windows 10 - 64-Bit Edition, RHEL x86 64-Bit, Ubuntu x86 64-Bit
Place in performance rating 1549 1543
Price now $309.89 $26.49
Series AMD Ryzen 7 Desktop Processors AMD Athlon II X4
Value for money (0-100) 16.13 35.55
Vertical segment Desktop Desktop
OPN Tray AD638XOJZ43GX

Performance

64 bit support
Base frequency 3.7 GHz 2.7 GHz
Die size 209.78 mm 228 mm
L1 cache 768 KB 512 KB
L2 cache 4 MB 4 MB
L3 cache 16 MB
Manufacturing process technology 12 nm FinFET 32 nm
Maximum core temperature 85°C 70.10°C
Maximum frequency 4.3 GHz 2.7 GHz
Number of cores 8 4
Number of threads 16 4
Transistor count 4940 Million 1178 million
Unlocked

Memory

Max memory channels 2
Supported memory frequency 2933 MHz
Supported memory types DDR4 DDR3

Compatibility

Max number of CPUs in a configuration 1 1
Sockets supported AM4 FM1 uPGA
Thermal Design Power (TDP) 105 Watt 65 Watt
Thermal Solution Wraith Prism with RGB LED

Peripherals

PCI Express revision 3.0 x16

Advanced Technologies

AMD Ryzen VR-Ready Premium
AMD SenseMI
AMD StoreMI technology
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)