Xeon Gold 6338T vs EPYC 7402

Primary details

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

Place in the ranking	154	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	10.29	no data
Market segment	Server	Server
Series	AMD EPYC	no data
Power efficiency	15.23	no data
Architecture codename	Zen 2 (2017−2020)	Ice Lake-SP (2021)
Release date	7 August 2019 (5 years ago)	6 April 2021 (3 years ago)
Launch price (MSRP)	$1,783	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7402 and Xeon Gold 6338T 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)	24 (Tetracosa-Core)
Threads	48	48
Base clock speed	2.8 GHz	2.1 GHz
Boost clock speed	3.35 GHz	3.4 GHz
Multiplier	28	no data
L1 cache	1.5 MB	64K (per core)
L2 cache	12 MB	1 MB (per core)
L3 cache	128 MB (shared)	36 MB (shared)
Chip lithography	7 nm, 14 nm	10 nm
Die size	192 mm2	no data
Maximum case temperature (TCase)	no data	87 °C
Number of transistors	4,800 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on EPYC 7402 and Xeon Gold 6338T 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	165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7402 and Xeon Gold 6338T. 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	-	+
Precision Boost 2	+	no data
Deep Learning Boost	-	+

Security technologies

EPYC 7402 and Xeon Gold 6338T 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 6338T are enumerated here.

AMD-V	+	-
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 6338T. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR4-3200
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 6338T.

PCIe version	no data	4.0
PCI Express lanes	no data	64

Pros & cons summary

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Recency	7 August 2019	6 April 2021
Chip lithography	7 nm	10 nm
Power consumption (TDP)	180 Watt	165 Watt

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