AMD Ryzen Threadripper PRO 3945WX vs AMD Ryzen 7 3800XT

Comparative analysis of AMD Ryzen Threadripper PRO 3945WX and AMD Ryzen 7 3800XT processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Advanced Technologies, Virtualization, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

 

Differences

Reasons to consider the AMD Ryzen Threadripper PRO 3945WX

  • 4 more cores, run more applications at once: 12 vs 8
  • 8 more threads: 24 vs 16
  • Around 50% more L2 cache; more data can be stored in the L2 cache for quick access later
  • 2x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 41% better performance in PassMark - CPU mark: 33769 vs 23899
Specifications (specs)
Number of cores 12 vs 8
Number of threads 24 vs 16
L2 cache 6 MB vs 4 MB
L3 cache 64 MB vs 32 MB
Benchmarks
PassMark - CPU mark 33769 vs 23899

Reasons to consider the AMD Ryzen 7 3800XT

  • Processor is unlocked, an unlocked multiplier allows for easier overclocking
  • Around 9% higher clock speed: 4.7 GHz vs 4.3 GHz
  • 2.7x lower typical power consumption: 105 Watt vs 280 Watt
  • Around 5% better performance in PassMark - Single thread mark: 2854 vs 2718
Specifications (specs)
Unlocked Unlocked vs Locked
Maximum frequency 4.7 GHz vs 4.3 GHz
Thermal Design Power (TDP) 105 Watt vs 280 Watt
Benchmarks
PassMark - Single thread mark 2854 vs 2718

Compare benchmarks

CPU 1: AMD Ryzen Threadripper PRO 3945WX
CPU 2: AMD Ryzen 7 3800XT

PassMark - Single thread mark
CPU 1
CPU 2
2718
2854
PassMark - CPU mark
CPU 1
CPU 2
33769
23899
Name AMD Ryzen Threadripper PRO 3945WX AMD Ryzen 7 3800XT
PassMark - Single thread mark 2718 2854
PassMark - CPU mark 33769 23899
3DMark Fire Strike - Physics Score 10091

Compare specifications (specs)

AMD Ryzen Threadripper PRO 3945WX AMD Ryzen 7 3800XT

Essentials

Architecture codename Zen 2 (Matisse) Zen 2
Launch date 14 Jul 2020 21 Jul 2020
OPN Tray 100-000000168
Place in performance rating 82 63
Vertical segment Desktop Desktop
Launch price (MSRP) $400
OPN PIB 100-100000279WOF

Performance

Base frequency 4.0 GHz 3.9 GHz
Die size 74 mm²
L1 cache 768 KB
L2 cache 6 MB 4 MB
L3 cache 64 MB 32 MB
Manufacturing process technology 7 nm 7 nm
Maximum case temperature (TCase) 95 °C
Maximum frequency 4.3 GHz 4.7 GHz
Number of cores 12 8
Number of threads 24 16
Transistor count 3800 million
Unlocked

Memory

ECC memory support
Max memory channels 8 2
Supported memory frequency DDR4-3200
Supported memory types DDR4-3200

Compatibility

Max number of CPUs in a configuration 1
Sockets supported TR4 AM4
Thermal Design Power (TDP) 280 Watt 105 Watt

Peripherals

Max number of PCIe lanes 128
PCI Express revision 4.0 3.0

Advanced Technologies

Enhanced Virus Protection (EVP)
Fused Multiply-Add 3 (FMA3)
Intel® Advanced Vector Extensions (AVX)
Intel® Advanced Vector Extensions 2 (AVX2)
Intel® AES New Instructions
AMD StoreMI technology

Virtualization

AMD Virtualization (AMD-V™)

Graphics interfaces

DisplayPort
HDMI