EPYC 9654 vs A6-9400

General info

Comparing A6-9400 and EPYC 9654 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	1897	4
Place by popularity	not in top-100	not in top-100
Value for money	no data	11.92
Market segment	Desktop processor	Server
Series	no data	AMD EPYC
Architecture codename	Bristol Ridge (2016−2019)	Genoa
Release date	16 March 2019 (5 years old)	10 November 2022 (1 year old)
Launch price (MSRP)	no data	$11,805
Current price	no data	$3975 (0.3x MSRP)

Technical specs

A6-9400 and EPYC 9654 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	2 (Dual-core)	96
Threads	2	192
Base clock speed	3.4 GHz	2.4 GHz
Boost clock speed	3.7 GHz	3.7 GHz
L1 cache	160K	64K (per core)
L2 cache	1 MB (shared)	1 MB (per core)
L3 cache	no data	384 MB (shared)
Chip lithography	28 nm	5 nm, 6 nm
Die size	250 mm2	12x 72 mm2
Number of transistors	3,100 million	78,840 million
64 bit support	+	+
Unlocked multiplier	No	No

Compatibility

Information on A6-9400 and EPYC 9654 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	1	2
Socket	AM4	SP5
Power consumption (TDP)	65 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A6-9400 and EPYC 9654. You'll probably need this information if you require some particular technology.

AES-NI	+	+
FMA	+	no data
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by A6-9400 and EPYC 9654 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by A6-9400 and EPYC 9654. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400	DDR5-4800
Maximum memory size	no data	6 TiB
Maximum memory bandwidth	no data	460.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Radeon R5

no data

Peripherals

Specifications and connection of peripherals supported by A6-9400 and EPYC 9654.

PCIe version	3.0	5.0
PCI Express lanes	8	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.

EPYC 9654 outperforms A6-9400 by 4403% based on our aggregated benchmark results.

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Advantages and disadvantages

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Performance score	1.77	79.71
Recency	16 March 2019	10 November 2022
Physical cores	2	96
Threads	2	192
Chip lithography	28 nm	5 nm
Power consumption (TDP)	65 Watt	360 Watt

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Should you still have questions on choice between A6-9400 and EPYC 9654, ask them in Comments section, and we shall answer.

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