AMD Ryzen 5 8400F vs AMD Ryzen Threadripper PRO 3955WX

Comparative analysis of AMD Ryzen 5 8400F 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 5 8400F

AMD Ryzen Threadripper PRO 3955WX

Differences

Reasons to consider the AMD Ryzen 5 8400F

CPU is newer: launch date 3 year(s) 8 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 9% higher clock speed: 4.7 GHz vs 4.3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 4 nm vs 7 nm
4.3x lower typical power consumption: 65 Watt vs 280 Watt
Around 49% better performance in PassMark - Single thread mark: 3630 vs 2439

Specifications (specs)
Launch date	1 Apr 2024 vs 14 Jul 2020
Unlocked	Unlocked vs Locked
Maximum frequency	4.7 GHz vs 4.3 GHz
Manufacturing process technology	4 nm vs 7 nm
Thermal Design Power (TDP)	65 Watt vs 280 Watt
Benchmarks
PassMark - Single thread mark	3630 vs 2439

Reasons to consider the AMD Ryzen Threadripper PRO 3955WX

10 more cores, run more applications at once: 16 vs 6
20 more threads: 32 vs 12
2.7x 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
4x more L3 cache, more data can be stored in the L3 cache for quick access later
2.7x better performance in PassMark - CPU mark: 63885 vs 24031

Specifications (specs)
Number of cores	16 vs 6
Number of threads	32 vs 12
L1 cache	1 MB vs 64 KB (per core)
L2 cache	8 MB vs 1 MB (per core)
L3 cache	64 MB vs 16 MB (shared)
Benchmarks
PassMark - CPU mark	63885 vs 24031

Compare benchmarks

CPU 1: AMD Ryzen 5 8400F
CPU 2: AMD Ryzen Threadripper PRO 3955WX

PassMark - Single thread mark

CPU 1

CPU 2

3630

2439

PassMark - CPU mark

CPU 1

CPU 2

24031

63885

Name	AMD Ryzen 5 8400F	AMD Ryzen Threadripper PRO 3955WX
PassMark - Single thread mark	3630	2439
PassMark - CPU mark	24031	63885

Compare specifications (specs)

	AMD Ryzen 5 8400F	AMD Ryzen Threadripper PRO 3955WX
Essentials
Launch date	1 Apr 2024	14 Jul 2020
Launch price (MSRP)	$170
Place in performance rating	285	276
Architecture codename		Zen 2 (Matisse)
OPN Tray		100-000000167
Vertical segment		Desktop
Performance
Base frequency	4.2 GHz	3.9 GHz
Die size	178 mm²	74 mm²
L1 cache	64 KB (per core)	1 MB
L2 cache	1 MB (per core)	8 MB
L3 cache	16 MB (shared)	64 MB
Manufacturing process technology	4 nm	7 nm
Maximum core temperature	95°C
Maximum frequency	4.7 GHz	4.3 GHz
Number of cores	6	16
Number of threads	12	32
Transistor count	25,000 million	3800 million
Unlocked
Maximum case temperature (TCase)		95 °C
Memory
ECC memory support
Supported memory types	DDR5
Max memory channels		8
Supported memory frequency		DDR4-3200
Compatibility
Configurable TDP	45 Watt
Max number of CPUs in a configuration	1	1
Sockets supported	AM5	TR4
Thermal Design Power (TDP)	65 Watt	280 Watt
Peripherals
PCIe configurations	Gen 4, 20 Lanes, (CPU only)
Max number of PCIe lanes		128
PCI Express revision		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™)