AMD EPYC 9684X vs AMD EPYC 9634

Comparative analysis of AMD EPYC 9684X and AMD EPYC 9634 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 9634

Differences

Reasons to consider the AMD EPYC 9684X

CPU is newer: launch date 7 month(s) later
12 more cores, run more applications at once: 96 vs 84
24 more threads: 192 vs 168
Around 14% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 14% more L2 cache; more data can be stored in the L2 cache for quick access later
3x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 3% better performance in PassMark - Single thread mark: 2897 vs 2821
Around 9% better performance in PassMark - CPU mark: 156316 vs 142801

Specifications (specs)
Launch date	13 Jun 2023 vs 10 Nov 2022
Number of cores	96 vs 84
Number of threads	192 vs 168
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	1 MB (per core) vs 1 MB (per core)
L3 cache	1152 MB (shared) vs 384 MB (shared)
Benchmarks
PassMark - Single thread mark	2897 vs 2821
PassMark - CPU mark	156316 vs 142801

Reasons to consider the AMD EPYC 9634

Around 38% lower typical power consumption: 290 Watt vs 400 Watt

Thermal Design Power (TDP)	290 Watt vs 400 Watt

Compare benchmarks

CPU 1: AMD EPYC 9684X
CPU 2: AMD EPYC 9634

PassMark - Single thread mark

CPU 1

CPU 2

2897

2821

PassMark - CPU mark

CPU 1

CPU 2

156316

142801

Name	AMD EPYC 9684X	AMD EPYC 9634
PassMark - Single thread mark	2897	2821
PassMark - CPU mark	156316	142801

Compare specifications (specs)

	AMD EPYC 9684X	AMD EPYC 9634
Essentials
Launch date	13 Jun 2023	10 Nov 2022
Launch price (MSRP)	$14756	$10304
Place in performance rating	6	10
Performance
Base frequency	2.55 GHz	2.25 GHz
Die size	12x 72 mm²	12x 72 mm²
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	1152 MB (shared)	384 MB (shared)
Manufacturing process technology	5 nm	5 nm
Maximum frequency	3.7 GHz	3.7 GHz
Number of cores	96	84
Number of threads	192	168
Transistor count	135,240 million	78,840 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5	DDR5
Compatibility
Configurable TDP	320-400 Watt	240-300 Watt
Max number of CPUs in a configuration	2	2
Sockets supported	SP5	SP5
Thermal Design Power (TDP)	400 Watt	290 Watt
Peripherals
PCIe configurations	Gen 5, 128 Lanes, (CPU only)	Gen 5, 128 Lanes, (CPU only)