EPYC 9454 vs EPYC 9124

Primary details

Comparing EPYC 9124 and EPYC 9454 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	173	17
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	21.23	7.42
Market segment	Server	Server
Series	AMD EPYC	AMD EPYC
Power efficiency	13.10	19.64
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)	$1,083	$5,225

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 9124 has 186% better value for money than EPYC 9454.

Detailed specifications

EPYC 9124 and EPYC 9454 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	16 (Hexadeca-Core)	48 (Octatetraconta-Core)
Threads	32	96
Base clock speed	3 GHz	2.75 GHz
Boost clock speed	3 GHz	2.75 GHz
Multiplier	30	27.5
L1 cache	1 MB	3 MB
L2 cache	16 MB	48 MB
L3 cache	64 MB (shared)	256 MB (shared)
Chip lithography	5 nm, 6 nm	5 nm, 6 nm
Die size	4x 72 mm2	8x 72 mm2
Number of transistors	26,280 million	52,560 million
64 bit support	+	+

Compatibility

Information on EPYC 9124 and EPYC 9454 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	290 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9124 and EPYC 9454. 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 9124 and EPYC 9454 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9124 and EPYC 9454. 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 9124 and EPYC 9454.

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	28.20	61.32
Physical cores	16	48
Threads	32	96
Power consumption (TDP)	200 Watt	290 Watt

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Should you still have questions on choice between EPYC 9124 and EPYC 9454, ask them in Comments section, and we shall answer.

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