AMD Ryzen 7 5800 vs AMD Ryzen 9 3950X

Comparative analysis of AMD Ryzen 7 5800 and AMD Ryzen 9 3950X 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, 3DMark Fire Strike - Physics Score, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

AMD Ryzen 7 5800

AMD Ryzen 9 3950X

Differences

Reasons to consider the AMD Ryzen 7 5800

CPU is newer: launch date 1 year(s) 1 month(s) later
Around 62% lower typical power consumption: 65 Watt vs 105 Watt
Around 25% better performance in PassMark - Single thread mark: 3387 vs 2704

Specifications (specs)
Launch date	12 Jan 2021 vs 25 Nov 2019
Thermal Design Power (TDP)	65 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	3387 vs 2704

Reasons to consider the AMD Ryzen 9 3950X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
8 more cores, run more applications at once: 16 vs 8
16 more threads: 32 vs 16
Around 2% higher clock speed: 4.7 GHz vs 4.6 GHz
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x 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 50% better performance in PassMark - CPU mark: 38737 vs 25745
Around 48% better performance in 3DMark Fire Strike - Physics Score: 10742 vs 7273

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	16 vs 8
Number of threads	32 vs 16
Maximum frequency	4.7 GHz vs 4.6 GHz
L1 cache	1 MB vs 512 KB
L2 cache	8 MB vs 4 MB
L3 cache	64 MB vs 32 MB
Benchmarks
PassMark - CPU mark	38737 vs 25745
3DMark Fire Strike - Physics Score	10742 vs 7273

Compare benchmarks

CPU 1: AMD Ryzen 7 5800
CPU 2: AMD Ryzen 9 3950X

PassMark - Single thread mark

CPU 1

CPU 2

3387

2704

PassMark - CPU mark

CPU 1

CPU 2

25745

38737

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

7273

10742

Name	AMD Ryzen 7 5800	AMD Ryzen 9 3950X
PassMark - Single thread mark	3387	2704
PassMark - CPU mark	25745	38737
3DMark Fire Strike - Physics Score	7273	10742
Geekbench 4 - Single Core		1296
Geekbench 4 - Multi-Core		14150

Compare specifications (specs)

	AMD Ryzen 7 5800	AMD Ryzen 9 3950X
Essentials
Architecture codename	Zen 3	Zen 2
Launch date	12 Jan 2021	25 Nov 2019
OPN Tray	100-000000456	100-000000051
Place in performance rating	530	582
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$749
OPN PIB		100-100000051WOF
Performance
64 bit support
Base frequency	3.4 GHz	3.5 GHz
L1 cache	512 KB	1 MB
L2 cache	4 MB	8 MB
L3 cache	32 MB	64 MB
Manufacturing process technology	7 nm	7 nm
Maximum core temperature	95 °C
Maximum frequency	4.6 GHz	4.7 GHz
Number of cores	8	16
Number of threads	16	32
Unlocked
Memory
Max memory channels	2	2
Supported memory types	DDR4-3200	DDR4-3200
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	AM4	AM4
Thermal Design Power (TDP)	65 Watt	105 Watt
Peripherals
Number of USB ports	4.0
Max number of PCIe lanes		40
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™)