AMD EPYC 9254 vs AMD EPYC 7773X

Comparative analysis of AMD EPYC 9254 and AMD EPYC 7773X 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 EPYC 9254

AMD EPYC 7773X

Differences

Reasons to consider the AMD EPYC 9254

CPU is newer: launch date 7 month(s) later
Around 19% higher clock speed: 4.15 GHz vs 3.5 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 5 nm vs 7 nm
Around 40% lower typical power consumption: 200 Watt vs 280 Watt
Around 21% better performance in PassMark - Single thread mark: 2937 vs 2430

Specifications (specs)
Launch date	10 Nov 2022 vs 22 Mar 2022
Maximum frequency	4.15 GHz vs 3.5 GHz
Manufacturing process technology	5 nm vs 7 nm
Thermal Design Power (TDP)	200 Watt vs 280 Watt
Benchmarks
PassMark - Single thread mark	2937 vs 2430

Reasons to consider the AMD EPYC 7773X

40 more cores, run more applications at once: 64 vs 24
80 more threads: 128 vs 48
2.7x more L1 cache, more data can be stored in the L1 cache for quick access later
1398101.3x more L2 cache, more data can be stored in the L2 cache for quick access later
6291456x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 31% better performance in PassMark - CPU mark: 109334 vs 83170

Specifications (specs)
Number of cores	64 vs 24
Number of threads	128 vs 48
L1 cache	4 MB vs 64K (per core)
L2 cache	32 MB vs 1MB (per core)
L3 cache	768 MB vs 128MB (shared)
Benchmarks
PassMark - CPU mark	109334 vs 83170

Compare benchmarks

CPU 1: AMD EPYC 9254
CPU 2: AMD EPYC 7773X

PassMark - Single thread mark

CPU 1

CPU 2

2937

2430

PassMark - CPU mark

CPU 1

CPU 2

83170

109334

Name	AMD EPYC 9254	AMD EPYC 7773X
PassMark - Single thread mark	2937	2430
PassMark - CPU mark	83170	109334

Compare specifications (specs)

	AMD EPYC 9254	AMD EPYC 7773X
Essentials
Launch date	10 Nov 2022	22 Mar 2022
Launch price (MSRP)	$2299	$8800
Place in performance rating	113	97
Architecture codename		Zen 3
OPN PIB		100-100000504WOF
OPN Tray		100-000000504
Vertical segment		Server
Performance
Base frequency	2.9 GHz	2.2 GHz
Die size	4x 72 mm²
L1 cache	64K (per core)	4 MB
L2 cache	1MB (per core)	32 MB
L3 cache	128MB (shared)	768 MB
Manufacturing process technology	5 nm	7 nm
Maximum frequency	4.15 GHz	3.5 GHz
Number of cores	24	64
Number of threads	48	128
Transistor count	26,280 million
Unlocked
Memory
ECC memory support
Supported memory types	DDR5-4800 MHz, Twelve-channel	DDR4-3200
Max memory channels		8
Maximum memory bandwidth		190.73 GB/s
Maximum memory size		4 TB
Compatibility
Configurable TDP	200-240 Watt	225-280 Watt
Max number of CPUs in a configuration	2
Sockets supported	SP5	SP3
Thermal Design Power (TDP)	200 Watt	280 Watt
Socket Count		1P/2P
Peripherals
PCIe configurations	Gen 5, 128 Lanes, (CPU only)
Max number of PCIe lanes		128
PCI Express revision		4.0
Advanced Technologies
AMD SenseMI
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™)