AMD Ryzen 9 PRO 3900 vs AMD Ryzen 9 3800X

Comparative analysis of AMD Ryzen 9 PRO 3900 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.

 

Differences

Reasons to consider the AMD Ryzen 9 PRO 3900

  • 2097152x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 92% lower typical power consumption: 65 Watt vs 125 Watt
  • Around 1% better performance in PassMark - Single thread mark: 3018 vs 2980
  • Around 34% better performance in PassMark - CPU mark: 32899 vs 24500
Specifications (specs)
L3 cache 64 MB vs 32MB
Thermal Design Power (TDP) 65 Watt vs 125 Watt
Benchmarks
PassMark - Single thread mark 3018 vs 2980
PassMark - CPU mark 32899 vs 24500

Reasons to consider the AMD Ryzen 9 3800X

  • CPU is newer: launch date 2 month(s) later
  • 4 more cores, run more applications at once: 16 vs 12
  • 8 more threads: 32 vs 24
  • Around 9% higher clock speed: 4.7 GHz vs 4.3 GHz
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • Around 33% more L2 cache; more data can be stored in the L2 cache for quick access later
Launch date December 2019 vs 30 Sep 2019
Number of cores 16 vs 12
Number of threads 32 vs 24
Maximum frequency 4.7 GHz vs 4.3 GHz
L1 cache 96K (per core) vs 768 KB
L2 cache 512K (per core) vs 6 MB

Compare benchmarks

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

PassMark - Single thread mark
CPU 1
CPU 2
3018
2980
PassMark - CPU mark
CPU 1
CPU 2
32899
24500
Name AMD Ryzen 9 PRO 3900 AMD Ryzen 9 3800X
PassMark - Single thread mark 3018 2980
PassMark - CPU mark 32899 24500

Compare specifications (specs)

AMD Ryzen 9 PRO 3900 AMD Ryzen 9 3800X

Essentials

Architecture codename Zen 2 Zen 2
Family Ryzen 9
Launch date 30 Sep 2019 December 2019
OPN Tray 100-000000072
Place in performance rating 3 10
Processor Number PRO 3900
Vertical segment Desktop Desktop

Performance

Base frequency 3.1 GHz 3.9 GHz
L1 cache 768 KB 96K (per core)
L2 cache 6 MB 512K (per core)
L3 cache 64 MB 32MB
Manufacturing process technology 7 nm
Maximum core temperature 95 °C
Maximum frequency 4.3 GHz 4.7 GHz
Number of cores 12 16
Number of threads 24 32
Unlocked
64 bit support
Front-side bus (FSB) 7 nm
Transistor count 19,200 million

Memory

Max memory channels 2
Maximum memory bandwidth 47.68 GB/s
Maximum memory size 128 GB
Supported memory types DDR4-3200 DDR4

Compatibility

Max number of CPUs in a configuration 1
Sockets supported AM4 AM4
Thermal Design Power (TDP) 65 Watt 125 Watt

Peripherals

Max number of PCIe lanes 20
PCI Express revision 4.0
PCIe configurations 1x16+x4, 2x8+x4, 1x8+2x4+x4

Advanced Technologies

AMD SenseMI
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™)