Xeon Gold 6338N vs EPYC 7402

Primary Details

Comparing EPYC 7402 and Xeon Gold 6338N processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	133	128
Place by popularity	not in top-100	not in top-100
Cost-Effectiveness Evaluation	27.08	6.42
Market segment	Server	Server
Series	AMD EPYC	no data
Architecture codename	Zen 2 (2019−2020)	Ice Lake-SP (2021)
Release date	7 August 2019 (4 years ago)	6 April 2021 (3 years ago)
Launch price (MSRP)	$1,783	no data
Current price	$890 (0.5x MSRP)	$6143

Cost-Effectiveness Evaluation

Performance per price, higher is better.

EPYC 7402 has 322% better value for money than Xeon Gold 6338N.

Detailed Specifications

EPYC 7402 and Xeon Gold 6338N 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	24 (Tetracosa-Core)	32 (Dotriaconta-Core)
Threads	48	64
Base clock speed	2.8 GHz	2.2 GHz
Boost clock speed	3.35 GHz	3.5 GHz
L1 cache	96K (per core)	64K (per core)
L2 cache	512K (per core)	1 MB (per core)
L3 cache	128 MB (shared)	48 MB (shared)
Chip lithography	7 nm, 14 nm	10 nm
Die size	192 mm2	no data
Maximum core temperature	no data	83 °C
Maximum case temperature (TCase)	no data	83 °C
Number of transistors	4,800 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC 7402 and Xeon Gold 6338N 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 (Multiprocessor)	2
Socket	TR4	FCLGA4189
Power consumption (TDP)	180 Watt	185 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7402 and Xeon Gold 6338N. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	no data	+
Status	no data	Launched

Security technologies

EPYC 7402 and Xeon Gold 6338N technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7402 and Xeon Gold 6338N are enumerated here.

AMD-V	+	no data
VT-d	no data	+
VT-x	no data	+
EPT	no data	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7402 and Xeon Gold 6338N. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-2667
Maximum memory size	4 TiB	6 TB
Max memory channels	8	8
Maximum memory bandwidth	204.763 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by EPYC 7402 and Xeon Gold 6338N.

PCIe version	no data	4.0
PCI Express lanes	no data	64

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.

Xeon Gold 6338N outperforms EPYC 7402 by 1% based on our aggregated benchmark results.

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Pros & Cons Summary

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Performance score	29.30	29.56
Recency	7 August 2019	6 April 2021
Physical cores	24	32
Threads	48	64
Chip lithography	7 nm	10 nm
Power consumption (TDP)	180 Watt	185 Watt

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Should you still have questions on choice between EPYC 7402 and Xeon Gold 6338N, ask them in Comments section, and we shall answer.

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