AMD Ryzen Threadripper PRO 3945WX vs AMD Ryzen Threadripper PRO 3955WX

Comparative analysis of AMD Ryzen Threadripper PRO 3945WX and AMD Ryzen Threadripper PRO 3955WX 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.

AMD Ryzen Threadripper PRO 3945WX

AMD Ryzen Threadripper PRO 3955WX

Differences

Reasons to consider the AMD Ryzen Threadripper PRO 3945WX

Around 11% better performance in PassMark - Single thread mark: 2702 vs 2439

Benchmarks
PassMark - Single thread mark	2702 vs 2439

Reasons to consider the AMD Ryzen Threadripper PRO 3955WX

4 more cores, run more applications at once: 16 vs 12
8 more threads: 32 vs 24
Around 33% 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
Around 91% better performance in PassMark - CPU mark: 63885 vs 33506

Specifications (specs)
Number of cores	16 vs 12
Number of threads	32 vs 24
L1 cache	1 MB vs 768 KB
L2 cache	8 MB vs 6 MB
Benchmarks
PassMark - CPU mark	63885 vs 33506

Compare benchmarks

CPU 1: AMD Ryzen Threadripper PRO 3945WX
CPU 2: AMD Ryzen Threadripper PRO 3955WX

PassMark - Single thread mark

CPU 1

CPU 2

2702

2439

PassMark - CPU mark

CPU 1

CPU 2

33506

63885

Name	AMD Ryzen Threadripper PRO 3945WX	AMD Ryzen Threadripper PRO 3955WX
PassMark - Single thread mark	2702	2439
PassMark - CPU mark	33506	63885

Compare specifications (specs)

	AMD Ryzen Threadripper PRO 3945WX	AMD Ryzen Threadripper PRO 3955WX
Essentials
Architecture codename	Zen 2 (Matisse)	Zen 2 (Matisse)
Launch date	14 Jul 2020	14 Jul 2020
OPN Tray	100-000000168	100-000000167
Place in performance rating	432	223
Vertical segment	Desktop	Desktop
Performance
Base frequency	4.0 GHz	3.9 GHz
Die size	74 mm²	74 mm²
L1 cache	768 KB	1 MB
L2 cache	6 MB	8 MB
L3 cache	64 MB	64 MB
Manufacturing process technology	7 nm	7 nm
Maximum case temperature (TCase)	95 °C	95 °C
Maximum frequency	4.3 GHz	4.3 GHz
Number of cores	12	16
Number of threads	24	32
Transistor count	3800 million	3800 million
Unlocked
Memory
ECC memory support
Max memory channels	8	8
Supported memory frequency	DDR4-3200	DDR4-3200
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	TR4	TR4
Thermal Design Power (TDP)	280 Watt	280 Watt
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
Virtualization
AMD Virtualization (AMD-V™)