AMD Ryzen Threadripper PRO 5945WX vs AMD EPYC 7643

Comparative analysis of AMD Ryzen Threadripper PRO 5945WX and AMD EPYC 7643 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 Threadripper PRO 5945WX

  • CPU is newer: launch date 11 month(s) later
  • Around 25% higher clock speed: 4.5 GHz vs 3.6 GHz
  • Around 75% better performance in PassMark - Single thread mark: 3359 vs 1915
Specifications (specs)
Launch date 8 Mar 2022 vs 15 Mar 2021
Maximum frequency 4.5 GHz vs 3.6 GHz
Benchmarks
PassMark - Single thread mark 3359 vs 1915

Reasons to consider the AMD EPYC 7643

  • 36 more cores, run more applications at once: 48 vs 12
  • 72 more threads: 96 vs 24
  • 4x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 4x more L2 cache, more data can be stored in the L2 cache for quick access later
  • 4x more L3 cache, more data can be stored in the L3 cache for quick access later
  • Around 17% lower typical power consumption: 240 Watt vs 280 Watt
  • 2.2x better performance in PassMark - CPU mark: 88348 vs 40561
Specifications (specs)
Number of cores 48 vs 12
Number of threads 96 vs 24
L1 cache 3 MB vs 768 KB
L2 cache 24 MB vs 6 MB
L3 cache 256 MB vs 64 MB
Thermal Design Power (TDP) 240 Watt vs 280 Watt
Benchmarks
PassMark - CPU mark 88348 vs 40561

Compare benchmarks

CPU 1: AMD Ryzen Threadripper PRO 5945WX
CPU 2: AMD EPYC 7643

PassMark - Single thread mark
CPU 1
CPU 2
3359
1915
PassMark - CPU mark
CPU 1
CPU 2
40561
88348
Name AMD Ryzen Threadripper PRO 5945WX AMD EPYC 7643
PassMark - Single thread mark 3359 1915
PassMark - CPU mark 40561 88348

Compare specifications (specs)

AMD Ryzen Threadripper PRO 5945WX AMD EPYC 7643

Essentials

Architecture codename Zen 3 Zen 3
Launch date 8 Mar 2022 15 Mar 2021
OPN Tray 100-000000448 100-000000326
Place in performance rating 230 223
Launch price (MSRP) $4995
OPN PIB 100-100000326WOF
Vertical segment Server

Performance

Base frequency 4.1 GHz 2.3 GHz
Die size 81 mm²
L1 cache 768 KB 3 MB
L2 cache 6 MB 24 MB
L3 cache 64 MB 256 MB
Manufacturing process technology 7 nm 7 nm+
Maximum case temperature (TCase) 95 °C
Maximum frequency 4.5 GHz 3.6 GHz
Number of cores 12 48
Number of threads 24 96
Transistor count 16600 million
Unlocked

Memory

ECC memory support
Max memory channels 8 8
Supported memory types DDR4-3200 DDR4-3200
Maximum memory bandwidth 190.73 GB/s
Maximum memory size 4 TB

Compatibility

Max number of CPUs in a configuration 1
Sockets supported WRX8 SP3
Thermal Design Power (TDP) 280 Watt 240 Watt
Configurable TDP 225-240 Watt
Socket Count 1P/2P

Peripherals

Max number of PCIe lanes 128 128
PCI Express revision 4.0 4.0

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 SenseMI

Virtualization

AMD Virtualization (AMD-V™)