AMD Ryzen 9 3950X vs AMD Ryzen 9 3800X

Comparative analysis of AMD Ryzen 9 3950X and AMD Ryzen 9 3800X 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, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, 3DMark Fire Strike - Physics Score.

AMD Ryzen 9 3950X

AMD Ryzen 9 3800X

Differences

Reasons to consider the AMD Ryzen 9 3950X

2097152x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 19% lower typical power consumption: 105 Watt vs 125 Watt
Around 67% better performance in PassMark - CPU mark: 38650 vs 23078

Specifications (specs)
L3 cache	64 MB vs 32MB
Thermal Design Power (TDP)	105 Watt vs 125 Watt
Benchmarks
PassMark - CPU mark	38650 vs 23078

Reasons to consider the AMD Ryzen 9 3800X

Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later

Specifications (specs)
L1 cache	96K (per core) vs 1 MB
Benchmarks
PassMark - Single thread mark	2715 vs 2706

Compare benchmarks

CPU 1: AMD Ryzen 9 3950X
CPU 2: AMD Ryzen 9 3800X

PassMark - Single thread mark

CPU 1

CPU 2

2706

2715

PassMark - CPU mark

CPU 1

CPU 2

38650

23078

Name	AMD Ryzen 9 3950X	AMD Ryzen 9 3800X
PassMark - Single thread mark	2706	2715
PassMark - CPU mark	38650	23078
Geekbench 4 - Single Core	1296
Geekbench 4 - Multi-Core	14150
3DMark Fire Strike - Physics Score	10728

Compare specifications (specs)

	AMD Ryzen 9 3950X	AMD Ryzen 9 3800X
Essentials
Architecture codename	Zen 2	Zen 2
Launch date	25 Nov 2019	December 2019
Launch price (MSRP)	$749
OPN PIB	100-100000051WOF
OPN Tray	100-000000051
Place in performance rating	566	673
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.5 GHz	3.9 GHz
L1 cache	1 MB	96K (per core)
L2 cache	8 MB	512K (per core)
L3 cache	64 MB	32MB
Manufacturing process technology	7 nm
Maximum frequency	4.7 GHz	4.7 GHz
Number of cores	16	16
Number of threads	32	32
Unlocked
Front-side bus (FSB)		7 nm
Transistor count		19,200 million
Memory
Max memory channels	2
Supported memory types	DDR4-3200	DDR4
Compatibility
Sockets supported	AM4	AM4
Thermal Design Power (TDP)	105 Watt	125 Watt
Peripherals
Max number of PCIe lanes	40
PCI Express revision	4.0
Advanced Technologies
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™)