Ryzen 9 7900 vs EPYC 9334

Primary details

Comparing EPYC 9334 and Ryzen 9 7900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	62	132
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	10.86	62.86
Market segment	Server	Desktop processor
Series	AMD EPYC	no data
Power efficiency	18.40	44.78
Architecture codename	Genoa (2022−2023)	Raphael (Zen4) (2022−2023)
Release date	10 November 2022 (1 year ago)	14 January 2023 (1 year ago)
Launch price (MSRP)	$2,990	$429

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 7900 has 479% better value for money than EPYC 9334.

Detailed specifications

EPYC 9334 and Ryzen 9 7900 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	32 (Dotriaconta-Core)	12 (Dodeca-Core)
Threads	64	24
Base clock speed	2.7 GHz	3.7 GHz
Boost clock speed	2.7 GHz	5.4 GHz
Multiplier	27	no data
L1 cache	2 MB	64K (per core)
L2 cache	32 MB	1 MB (per core)
L3 cache	128 MB (shared)	64 MB (shared)
Chip lithography	5 nm, 6 nm	5 nm
Die size	4x 72 mm2	2x 71 mm2
Maximum core temperature	no data	95 °C
Maximum case temperature (TCase)	no data	47 °C
Number of transistors	52,560 million	13,140 million
64 bit support	+	+
Windows 11 compatibility	no data	+
Unlocked multiplier	-	+

Compatibility

Information on EPYC 9334 and Ryzen 9 7900 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	AM5
Power consumption (TDP)	210 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9334 and Ryzen 9 7900. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	5 nm, 0.650 - 1.475V
AES-NI	+	+
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 9334 and Ryzen 9 7900 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9334 and Ryzen 9 7900. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800	DDR5-5200
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

AMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by EPYC 9334 and Ryzen 9 7900.

PCIe version	5.0	5.0
PCI Express lanes	128	24

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	42.37	31.92
Recency	10 November 2022	14 January 2023
Physical cores	32	12
Threads	64	24
Power consumption (TDP)	210 Watt	65 Watt

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Should you still have questions on choice between EPYC 9334 and Ryzen 9 7900, ask them in Comments section, and we shall answer.

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