EPYC 9334 vs Ryzen 9 3900XT

Primary details

Comparing Ryzen 9 3900XT and EPYC 9334 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	236	51
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	44.02	16.27
Market segment	Desktop processor	Server
Series	AMD Ryzen 9	AMD EPYC
Architecture codename	Matisse 2 (2020)	Genoa
Release date	7 July 2020 (3 years ago)	10 November 2022 (1 year ago)
Launch price (MSRP)	$499	$2,990
Current price	$355 (0.7x MSRP)	$2450 (0.8x MSRP)

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 3900XT has 171% better value for money than EPYC 9334.

Detailed specifications

Ryzen 9 3900XT and EPYC 9334 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	12 (Dodeca-Core)	32 (Dotriaconta-Core)
Threads	24	64
Base clock speed	3.8 GHz	2.7 GHz
Boost clock speed	4.7 GHz	3.9 GHz
L1 cache	96K (per core)	64K (per core)
L2 cache	512K (per core)	1 MB (per core)
L3 cache	64 MB	128 MB (shared)
Chip lithography	7 nm, 12 nm	5 nm, 6 nm
Die size	74 mm2	4x 72 mm2
Maximum case temperature (TCase)	95 °C	no data
Number of transistors	3,800 million	52,560 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on Ryzen 9 3900XT and EPYC 9334 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)	105 Watt	210 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900XT and EPYC 9334. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900XT and EPYC 9334 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900XT and EPYC 9334. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4800
Maximum memory size	128 GB	6 TiB
Max memory channels	2	no data
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 3900XT and EPYC 9334.

PCIe version	4.0	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 9334 outperforms Ryzen 9 3900XT by 98% based on our aggregate benchmark results.

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Pros & cons summary

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Performance score	21.15	41.92
Recency	7 July 2020	10 November 2022
Physical cores	12	32
Threads	24	64
Cost	$499	$2990
Chip lithography	7 nm	5 nm
Power consumption (TDP)	105 Watt	210 Watt

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Should you still have questions on choice between Ryzen 9 3900XT and EPYC 9334, ask them in Comments section, and we shall answer.

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