AMD Ryzen 7 5700X vs AMD Ryzen 9 3900XT

Comparative analysis of AMD Ryzen 7 5700X and AMD Ryzen 9 3900XT 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 7 5700X

AMD Ryzen 9 3900XT

Differences

Reasons to consider the AMD Ryzen 7 5700X

CPU is newer: launch date 1 year(s) 9 month(s) later
Around 62% lower typical power consumption: 65 Watt vs 105 Watt
Around 23% better performance in PassMark - Single thread mark: 3383 vs 2745

Specifications (specs)
Launch date	4 Apr 2022 vs July 2020
Thermal Design Power (TDP)	65 Watt vs 105 Watt
Benchmarks
PassMark - Single thread mark	3383 vs 2745

Reasons to consider the AMD Ryzen 9 3900XT

4 more cores, run more applications at once: 12 vs 8
8 more threads: 24 vs 16
Around 2% higher clock speed: 4.7 GHz vs 4.6 GHz
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 23% better performance in PassMark - CPU mark: 32651 vs 26651
Around 24% better performance in 3DMark Fire Strike - Physics Score: 8532 vs 6885

Specifications (specs)
Number of cores	12 vs 8
Number of threads	24 vs 16
Maximum frequency	4.7 GHz vs 4.6 GHz
L2 cache	6 MB vs 4 MB
L3 cache	64 MB vs 32 MB
Benchmarks
PassMark - CPU mark	32651 vs 26651
3DMark Fire Strike - Physics Score	8532 vs 6885

Compare benchmarks

CPU 1: AMD Ryzen 7 5700X
CPU 2: AMD Ryzen 9 3900XT

PassMark - Single thread mark

CPU 1

CPU 2

3383

2745

PassMark - CPU mark

CPU 1

CPU 2

26651

32651

3DMark Fire Strike - Physics Score

CPU 1

CPU 2

6885

8532

Name	AMD Ryzen 7 5700X	AMD Ryzen 9 3900XT
PassMark - Single thread mark	3383	2745
PassMark - CPU mark	26651	32651
3DMark Fire Strike - Physics Score	6885	8532

Compare specifications (specs)

	AMD Ryzen 7 5700X	AMD Ryzen 9 3900XT
Essentials
Architecture codename	Zen 3	Zen 2
Launch date	4 Apr 2022	July 2020
Launch price (MSRP)	$299
OPN PIB	100-100000926WOF	100-100000277WOF
OPN Tray	100-000000926
Place in performance rating	536	580
Vertical segment	Desktop	Desktop
Performance
Base frequency	3.4 GHz	3.8 GHz
Die size	81 mm²
L1 cache	512 KB
L2 cache	4 MB	6 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	12
Number of threads	16	24
Transistor count	4150 million
Unlocked
Memory
ECC memory support
Max memory channels	2	2
Supported memory types	DDR4-3200	DDR4-3200
Maximum memory size		128 GB
Compatibility
Max number of CPUs in a configuration	1
Sockets supported	AM4	AM4
Thermal Design Power (TDP)	65 Watt	105 Watt
Peripherals
Max number of PCIe lanes	20	20
PCI Express revision	4.0	4.0
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™)