AMD Ryzen 5 8400F vs AMD Ryzen 9 5900

Comparative analysis of AMD Ryzen 5 8400F and AMD Ryzen 9 5900 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.

AMD Ryzen 5 8400F

AMD Ryzen 9 5900

Differences

Reasons to consider the AMD Ryzen 5 8400F

CPU is newer: launch date 3 year(s) 2 month(s) later
Processor is unlocked, an unlocked multiplier allows for easier overclocking
A newer manufacturing process allows for a more powerful, yet cooler running processor: 4 nm vs 7 nm
Around 7% better performance in PassMark - Single thread mark: 3672 vs 3446

Specifications (specs)
Launch date	1 Apr 2024 vs 12 Jan 2021
Unlocked	Unlocked vs Locked
Manufacturing process technology	4 nm vs 7 nm
Benchmarks
PassMark - Single thread mark	3672 vs 3446

Reasons to consider the AMD Ryzen 9 5900

6 more cores, run more applications at once: 12 vs 6
12 more threads: 24 vs 12
2x more L1 cache, more data can be stored in the L1 cache for quick access later
4x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 41% better performance in PassMark - CPU mark: 34275 vs 24335

Specifications (specs)
Number of cores	12 vs 6
Number of threads	24 vs 12
L1 cache	768 KB vs 64 KB (per core)
L3 cache	64 MB vs 16 MB (shared)
Benchmarks
PassMark - CPU mark	34275 vs 24335

Compare benchmarks

CPU 1: AMD Ryzen 5 8400F
CPU 2: AMD Ryzen 9 5900

PassMark - Single thread mark

CPU 1

CPU 2

3672

3446

PassMark - CPU mark

CPU 1

CPU 2

24335

34275

Name	AMD Ryzen 5 8400F	AMD Ryzen 9 5900
PassMark - Single thread mark	3672	3446
PassMark - CPU mark	24335	34275

Compare specifications (specs)

	AMD Ryzen 5 8400F	AMD Ryzen 9 5900
Essentials
Launch date	1 Apr 2024	12 Jan 2021
Launch price (MSRP)	$170
Place in performance rating	265	250
Architecture codename		Zen 3
OPN Tray		100-000000062
Vertical segment		Desktop
Performance
Base frequency	4.2 GHz	3.0 GHz
Die size	178 mm²
L1 cache	64 KB (per core)	768 KB
L2 cache	1 MB (per core)	6 MB
L3 cache	16 MB (shared)	64 MB
Manufacturing process technology	4 nm	7 nm
Maximum core temperature	95°C
Maximum frequency	4.7 GHz	4.7 GHz
Number of cores	6	12
Number of threads	12	24
Transistor count	25,000 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR4-3200
Max memory channels		2
Maximum memory bandwidth		51.196 GB/s
Maximum memory size		128 GB
Compatibility
Configurable TDP	45 Watt
Max number of CPUs in a configuration	1
Sockets supported	AM5	FP6
Thermal Design Power (TDP)	65 Watt	65 Watt
Peripherals
PCIe configurations	Gen 4, 20 Lanes, (CPU only)
PCI Express revision		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™)