AMD Ryzen 9 3900X vs AMD Ryzen 9 3800X

Comparative analysis of AMD Ryzen 9 3900X and AMD Ryzen 9 3800X 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 9 3900X

  • Around 97772% higher clock speed: 4600 MHz vs 4.7 GHz
  • 2097152x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 19% lower typical power consumption: 105 Watt vs 125 Watt
  • Around 41% better performance in PassMark - CPU mark: 32852 vs 23327
Specifications (specs)
Maximum frequency 4600 MHz vs 4.7 GHz
L3 cache 64 MB vs 32MB
Thermal Design Power (TDP) 105 Watt vs 125 Watt
Benchmarks
PassMark - CPU mark 32852 vs 23327

Reasons to consider the AMD Ryzen 9 3800X

  • CPU is newer: launch date 4 month(s) later
  • 4 more cores, run more applications at once: 16 vs 12
  • 8 more threads: 32 vs 24
  • Around 33% 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: 2746 vs 2730
Specifications (specs)
Launch date December 2019 vs 7 July 2019
Number of cores 16 vs 12
Number of threads 32 vs 24
L2 cache 512K (per core) vs 6 MB
Benchmarks
PassMark - Single thread mark 2746 vs 2730

Compare benchmarks

CPU 1: AMD Ryzen 9 3900X
CPU 2: AMD Ryzen 9 3800X

PassMark - Single thread mark
CPU 1
CPU 2
2730
2746
PassMark - CPU mark
CPU 1
CPU 2
32852
23327
Name AMD Ryzen 9 3900X AMD Ryzen 9 3800X
PassMark - Single thread mark 2730 2746
PassMark - CPU mark 32852 23327
Geekbench 4 - Single Core 1276
Geekbench 4 - Multi-Core 12037
3DMark Fire Strike - Physics Score 0
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 30.575
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 72.097
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.745
CompuBench 1.5 Desktop - Video Composition (Frames/s) 5.887
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 22.686

Compare specifications (specs)

AMD Ryzen 9 3900X AMD Ryzen 9 3800X

Essentials

Architecture codename Zen 2 Zen 2
Family Ryzen
Launch date 7 July 2019 December 2019
OPN PIB 100-100000023BOX
OPN Tray 100-000000023
Place in performance rating 384 44
Vertical segment Desktop Desktop

Performance

Base frequency 3800 MHz 3.9 GHz
L2 cache 6 MB 512K (per core)
L3 cache 64 MB 32MB
Manufacturing process technology 7 nm
Maximum frequency 4600 MHz 4.7 GHz
Number of cores 12 16
Number of threads 24 32
Unlocked
64 bit support
Front-side bus (FSB) 7 nm
L1 cache 96K (per core)
Transistor count 19,200 million

Memory

Max memory channels 2
Supported memory types DDR4-3200 DDR4

Compatibility

Sockets supported AM4 AM4
Thermal Design Power (TDP) 105 Watt 125 Watt

Peripherals

PCI Express revision 4.0
PCIe configurations x16

Advanced Technologies

Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions

Virtualization

AMD Virtualization (AMD-V™)