AMD Ryzen 9 5900 vs AMD Ryzen 7 5800X

Comparative analysis of AMD Ryzen 9 5900 and AMD Ryzen 7 5800X 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.

AMD Ryzen 9 5900

AMD Ryzen 7 5800X

Differences

Reasons to consider the AMD Ryzen 9 5900

CPU is newer: launch date 2 month(s) later
4 more cores, run more applications at once: 12 vs 8
8 more threads: 24 vs 16
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 50% 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 62% lower typical power consumption: 65 Watt vs 105 Watt
Around 23% better performance in PassMark - CPU mark: 34392 vs 27912

Specifications (specs)
Launch date	12 Jan 2021 vs 5 Nov 2020
Number of cores	12 vs 8
Number of threads	24 vs 16
L1 cache	768 KB vs 512 KB
L2 cache	6 MB vs 4 MB
L3 cache	64 MB vs 32 MB
Thermal Design Power (TDP)	65 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	3449 vs 3446
PassMark - CPU mark	34392 vs 27912

Reasons to consider the AMD Ryzen 7 5800X

Processor is unlocked, an unlocked multiplier allows for easier overclocking

Unlocked	Unlocked vs Locked

Compare benchmarks

CPU 1: AMD Ryzen 9 5900
CPU 2: AMD Ryzen 7 5800X

PassMark - Single thread mark

CPU 1

CPU 2

3449

3446

PassMark - CPU mark

CPU 1

CPU 2

34392

27912

Name	AMD Ryzen 9 5900	AMD Ryzen 7 5800X
PassMark - Single thread mark	3449	3446
PassMark - CPU mark	34392	27912
3DMark Fire Strike - Physics Score		7634

Compare specifications (specs)

	AMD Ryzen 9 5900	AMD Ryzen 7 5800X
Essentials
Architecture codename	Zen 3	Zen 3
Launch date	12 Jan 2021	5 Nov 2020
OPN Tray	100-000000062	100-000000063
Place in performance rating	205	516
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$449
OPN PIB		100-100000063WOF
Performance
Base frequency	3.0 GHz	3.8 GHz
L1 cache	768 KB	512 KB
L2 cache	6 MB	4 MB
L3 cache	64 MB	32 MB
Manufacturing process technology	7 nm	7 nm
Maximum frequency	4.7 GHz	4.7 GHz
Number of cores	12	8
Number of threads	24	16
Unlocked
Maximum core temperature		95 °C
Memory
ECC memory support
Max memory channels	2	2
Maximum memory bandwidth	51.196 GB/s	47.68 GB/s
Maximum memory size	128 GB	128 GB
Supported memory types	DDR4-3200	DDR4-3200
Compatibility
Sockets supported	FP6	AM4
Thermal Design Power (TDP)	65 Watt	105 Watt
Peripherals
PCI Express revision	4.0	4.0
Max number of PCIe lanes		20
PCIe configurations		1x16+x4, 2x8+x4, 1x8+2x4+x4
Advanced Technologies
AMD SenseMI
AMD StoreMI technology
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™)