AMD EPYC 9684X vs AMD EPYC 9554

Comparative analysis of AMD EPYC 9684X and AMD EPYC 9554 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

AMD EPYC 9684X

AMD EPYC 9554

Differences

Reasons to consider the AMD EPYC 9684X

CPU is newer: launch date 7 month(s) later
32 more cores, run more applications at once: 96 vs 64
64 more threads: 192 vs 128
Around 50% more L1 cache; more data can be stored in the L1 cache for quick access later
1572864x more L2 cache, more data can be stored in the L2 cache for quick access later
4718592x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 7% better performance in PassMark - CPU mark: 156834 vs 146171

Specifications (specs)
Launch date	13 Jun 2023 vs 10 Nov 2022
Number of cores	96 vs 64
Number of threads	192 vs 128
L1 cache	64 KB (per core) vs 64K (per core)
L2 cache	1 MB (per core) vs 1MB (per core)
L3 cache	1152 MB (shared) vs 256MB (shared)
Benchmarks
PassMark - CPU mark	156834 vs 146171

Reasons to consider the AMD EPYC 9554

Around 1% higher clock speed: 3.75 GHz vs 3.7 GHz
Around 11% lower typical power consumption: 360 Watt vs 400 Watt
Around 2% better performance in PassMark - Single thread mark: 2950 vs 2894

Specifications (specs)
Maximum frequency	3.75 GHz vs 3.7 GHz
Thermal Design Power (TDP)	360 Watt vs 400 Watt
Benchmarks
PassMark - Single thread mark	2950 vs 2894

Compare benchmarks

CPU 1: AMD EPYC 9684X
CPU 2: AMD EPYC 9554

PassMark - Single thread mark

CPU 1

CPU 2

2894

2950

PassMark - CPU mark

CPU 1

CPU 2

156834

146171

Name	AMD EPYC 9684X	AMD EPYC 9554
PassMark - Single thread mark	2894	2950
PassMark - CPU mark	156834	146171

Compare specifications (specs)

	AMD EPYC 9684X	AMD EPYC 9554
Essentials
Launch date	13 Jun 2023	10 Nov 2022
Launch price (MSRP)	$14756	$9087
Place in performance rating	6	7
Architecture codename		Zen 4 (Genoa)
Performance
Base frequency	2.55 GHz	3.1 GHz
Die size	12x 72 mm²	8x 72 mm²
L1 cache	64 KB (per core)	64K (per core)
L2 cache	1 MB (per core)	1MB (per core)
L3 cache	1152 MB (shared)	256MB (shared)
Manufacturing process technology	5 nm	5 nm
Maximum frequency	3.7 GHz	3.75 GHz
Number of cores	96	64
Number of threads	192	128
Transistor count	135,240 million	52,560 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR5-4800 MHz, Twelve-channel
Compatibility
Configurable TDP	320-400 Watt	320-400 Watt
Max number of CPUs in a configuration	2	2
Sockets supported	SP5	SP5
Thermal Design Power (TDP)	400 Watt	360 Watt
Peripherals
PCIe configurations	Gen 5, 128 Lanes, (CPU only)	Gen 5, 128 Lanes, (CPU only)