Ryzen 9 3900X vs EPYC 9754

Primary details

Comparing EPYC 9754 and Ryzen 9 3900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	10	238
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	4.62	33.36
Market segment	Server	Desktop processor
Series	no data	AMD Ryzen 9
Architecture codename	Bergamo	Matisse (Zen 2) (2019−2020)
Release date	13 June 2023 (1 year ago)	7 July 2019 (4 years ago)
Launch price (MSRP)	no data	$499
Current price	$7724	$403 (0.8x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3900X has 622% better value for money than EPYC 9754.

Detailed specifications

EPYC 9754 and Ryzen 9 3900X 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	128	12 (Dodeca-Core)
Threads	256	24
Base clock speed	2.25 GHz	3.8 GHz
Boost clock speed	3.1 GHz	4.6 GHz
L1 cache	64 KB (per core)	96K (per core)
L2 cache	1 MB (per core)	512K (per core)
L3 cache	256 MB (shared)	64 MB
Chip lithography	5 nm	7 nm
Die size	8x 73 mm2	no data
Maximum core temperature	no data	95 °C
Number of transistors	71,000 million	19,200 million
64 bit support	+	+
Windows 11 compatibility	no data	+
Unlocked multiplier	No	Yes

Compatibility

Information on EPYC 9754 and Ryzen 9 3900X 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 (Uniprocessor)
Socket	SP5	AM4
Power consumption (TDP)	360 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9754 and Ryzen 9 3900X. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 9754 and Ryzen 9 3900X are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9754 and Ryzen 9 3900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5	DDR4 Dual-channel
Maximum memory size	no data	128 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	51.196 GB/s
ECC memory support	no data	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

-

Peripherals

Specifications and connection of peripherals supported by EPYC 9754 and Ryzen 9 3900X.

PCIe version	5.0	no data
PCI Express lanes	128	no data

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 9754 outperforms Ryzen 9 3900X by 200% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	63.25	21.11
Recency	13 June 2023	7 July 2019
Physical cores	128	12
Threads	256	24
Chip lithography	5 nm	7 nm
Power consumption (TDP)	360 Watt	125 Watt

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Should you still have questions on choice between EPYC 9754 and Ryzen 9 3900X, ask them in Comments section, and we shall answer.

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