EPYC 9124 vs Ryzen 9 3950X

Primary details

Comparing Ryzen 9 3950X and EPYC 9124 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	172	149
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	15.12	19.38
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	AMD EPYC
Architecture codename	Matisse (Zen 2) (2019−2020)	Genoa
Release date	11 June 2019 (4 years ago)	10 November 2022 (1 year ago)
Launch price (MSRP)	$799	$1,083
Current price	$1272 (1.6x MSRP)	$1452 (1.3x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

EPYC 9124 has 28% better value for money than Ryzen 9 3950X.

Detailed specifications

Ryzen 9 3950X and EPYC 9124 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)	16 (Hexadeca-Core)
Threads	32	32
Base clock speed	3.5 GHz	3 GHz
Boost clock speed	4.7 GHz	3 GHz
L1 cache	1 MB	1 MB
L2 cache	8 MB	16 MB
L3 cache	64 MB	64 MB (shared)
Chip lithography	7 nm, 12 nm	5 nm, 6 nm
Die size	2 x 72 mm + 125 mm (IO-Die) mm2	4x 72 mm2
Number of transistors	19,200 million	26,280 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen 9 3950X and EPYC 9124 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 (Uniprocessor)	2
Socket	AM4	SP5
Power consumption (TDP)	105 Watt	200 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3950X and EPYC 9124. You'll probably need this information if you require some particular technology.

Instruction set extensions	86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2	no data
AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3950X and EPYC 9124 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3950X and EPYC 9124. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Dual-channel	DDR5-4800
Maximum memory size	128 GB	6 TiB
Maximum memory bandwidth	51.196 GB/s	460.8 GB/s
ECC memory support	+	no data

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3950X and EPYC 9124.

PCIe version	no data	5.0
PCI Express lanes	no data	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 9124 outperforms Ryzen 9 3950X by 13% based on our aggregated benchmark results.

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Pros & cons summary

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Performance score	25.08	28.28
Recency	11 June 2019	10 November 2022
Cost	$799	$1083
Chip lithography	7 nm	5 nm
Power consumption (TDP)	105 Watt	200 Watt

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Should you still have questions on choice between Ryzen 9 3950X and EPYC 9124, ask them in Comments section, and we shall answer.

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