EPYC 9654P vs EPYC 9254

Primary details

Comparing EPYC 9254 and EPYC 9654P processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	52	6
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	15.64	1.88
Market segment	Server	Server
Series	AMD EPYC	AMD EPYC
Power efficiency	20.21	18.86
Architecture codename	Genoa (2022−2023)	Genoa (2022−2023)
Release date	10 November 2022 (2 years ago)	10 November 2022 (2 years ago)
Launch price (MSRP)	$2,299	$10,625

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 9254 has 732% better value for money than EPYC 9654P.

Detailed specifications

EPYC 9254 and EPYC 9654P basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	24 (Tetracosa-Core)	96
Threads	48	192
Base clock speed	2.9 GHz	2.4 GHz
Boost clock speed	2.9 GHz	2.4 GHz
Multiplier	29	24
L1 cache	1536 KB	6 MB
L2 cache	24 MB	96 MB
L3 cache	128 MB (shared)	384 MB (shared)
Chip lithography	5 nm, 6 nm	5 nm, 6 nm
Die size	4x 72 mm2	12x 72 mm2
Number of transistors	26,280 million	78,840 million
64 bit support	+	+

Compatibility

Information on EPYC 9254 and EPYC 9654P compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	2	2
Socket	SP5	SP5
Power consumption (TDP)	200 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9254 and EPYC 9654P. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 9254 and EPYC 9654P are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9254 and EPYC 9654P. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5-4800
Maximum memory size	6 TiB	6 TiB
Maximum memory bandwidth	460.8 GB/s	460.8 GB/s

Peripherals

Specifications and connection of peripherals supported by EPYC 9254 and EPYC 9654P.

PCIe version	5.0	5.0
PCI Express lanes	128	128

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

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Pros & cons summary

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Performance score	44.33	74.46
Physical cores	24	96
Threads	48	192
Power consumption (TDP)	200 Watt	360 Watt

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Should you still have questions on choice between EPYC 9254 and EPYC 9654P, ask them in Comments section, and we shall answer.

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