AMD Ryzen 9 5900 vs AMD Ryzen 9 5900X

Comparative analysis of AMD Ryzen 9 5900 and AMD Ryzen 9 5900X 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 9 5900X

Differences

Reasons to consider the AMD Ryzen 9 5900

CPU is newer: launch date 2 month(s) later
Around 62% lower typical power consumption: 65 Watt vs 105 Watt

Launch date	12 Jan 2021 vs 5 Nov 2020
Thermal Design Power (TDP)	65 Watt vs 105 Watt

Reasons to consider the AMD Ryzen 9 5900X

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 2% higher clock speed: 4.8 GHz vs 4.7 GHz
Around 1% better performance in PassMark - Single thread mark: 3470 vs 3444
Around 15% better performance in PassMark - CPU mark: 39041 vs 34044

Specifications (specs)
Unlocked	Unlocked vs Locked
Maximum frequency	4.8 GHz vs 4.7 GHz
Benchmarks
PassMark - Single thread mark	3470 vs 3444
PassMark - CPU mark	39041 vs 34044

Compare benchmarks

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

PassMark - Single thread mark

CPU 1

CPU 2

3444

3470

PassMark - CPU mark

CPU 1

CPU 2

34044

39041

Name	AMD Ryzen 9 5900	AMD Ryzen 9 5900X
PassMark - Single thread mark	3444	3470
PassMark - CPU mark	34044	39041
3DMark Fire Strike - Physics Score		10106

Compare specifications (specs)

	AMD Ryzen 9 5900	AMD Ryzen 9 5900X
Essentials
Architecture codename	Zen 3	Zen 3
Launch date	12 Jan 2021	5 Nov 2020
OPN Tray	100-000000062	100-000000061
Place in performance rating	258	271
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$549
OPN PIB		100-100000061WOF
Performance
Base frequency	3.0 GHz	3.7 GHz
L1 cache	768 KB	768 KB
L2 cache	6 MB	6 MB
L3 cache	64 MB	64 MB
Manufacturing process technology	7 nm	7 nm
Maximum frequency	4.7 GHz	4.8 GHz
Number of cores	12	12
Number of threads	24	24
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™)