Ryzen 9 5900XT vs EPYC 9454

Primary details

Comparing EPYC 9454 and Ryzen 9 5900XT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	16	163
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	7.73	70.60
Market segment	Server	Desktop processor
Series	AMD EPYC	no data
Power efficiency	19.64	25.30
Architecture codename	Genoa (2022−2023)	Vermeer (2020−2024)
Release date	10 November 2022 (1 year ago)	31 July 2024 (less than a year ago)
Launch price (MSRP)	$5,225	$349

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5900XT has 813% better value for money than EPYC 9454.

Detailed specifications

EPYC 9454 and Ryzen 9 5900XT 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	48 (Octatetraconta-Core)	16 (Hexadeca-Core)
Threads	96	32
Base clock speed	2.75 GHz	3.3 GHz
Boost clock speed	2.75 GHz	4.8 GHz
Multiplier	27.5	no data
L1 cache	3 MB	64 KB (per core)
L2 cache	48 MB	512 KB (per core)
L3 cache	256 MB (shared)	64 MB
Chip lithography	5 nm, 6 nm	7 nm
Die size	8x 72 mm2	2x 74 mm2
Number of transistors	52,560 million	8,300 million
64 bit support	+	+
Unlocked multiplier	-	+

Compatibility

Information on EPYC 9454 and Ryzen 9 5900XT 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	1
Socket	SP5	AM4
Power consumption (TDP)	290 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9454 and Ryzen 9 5900XT. 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 9454 and Ryzen 9 5900XT are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9454 and Ryzen 9 5900XT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR4
Maximum memory size	6 TiB	no data
Maximum memory bandwidth	460.8 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by EPYC 9454 and Ryzen 9 5900XT.

PCIe version	5.0	4.0
PCI Express lanes	128	20

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	62.46	29.13
Recency	10 November 2022	31 July 2024
Physical cores	48	16
Threads	96	32
Chip lithography	5 nm	7 nm
Power consumption (TDP)	290 Watt	105 Watt

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Should you still have questions on choice between EPYC 9454 and Ryzen 9 5900XT, ask them in Comments section, and we shall answer.

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