Xeon Gold 6438M vs EPYC 7452

Primary details

Comparing EPYC 7452 and Xeon Gold 6438M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	119	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	13.90	no data
Market segment	Server	Server
Series	AMD EPYC	no data
Architecture codename	Zen 2 (2019−2020)	Sapphire Rapids
Release date	7 August 2019 (4 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$2,025	no data
Current price	$1827 (0.9x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7452 and Xeon Gold 6438M 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	32 (Dotriaconta-Core)	32 (Dotriaconta-Core)
Threads	64	64
Base clock speed	2.2 GHz	2.2 GHz
Boost clock speed	3.35 GHz	3.9 GHz
L1 cache	96K (per core)	80K (per core)
L2 cache	512K (per core)	2 MB (per core)
L3 cache	128 MB (shared)	60 MB
Chip lithography	7 nm, 14 nm	Intel 7 nm
Die size	192 mm2	no data
Maximum core temperature	no data	85 °C
Maximum case temperature (TCase)	no data	85 °C
Number of transistors	4,800 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	Yes	No

Compatibility

Information on EPYC 7452 and Xeon Gold 6438M 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	FCLGA4677
Power consumption (TDP)	155 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7452 and Xeon Gold 6438M. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® AMX, 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 7452 and Xeon Gold 6438M technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7452 and Xeon Gold 6438M 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 7452 and Xeon Gold 6438M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4 Eight-channel	DDR5-4800, DDR5-4400
Maximum memory size	4 TiB	4 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 7452 and Xeon Gold 6438M.

PCIe version	no data	5
PCI Express lanes	no data	80

Pros & cons summary

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Recency	7 August 2019	10 January 2023
Power consumption (TDP)	155 Watt	205 Watt

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Should you still have questions on choice between EPYC 7452 and Xeon Gold 6438M, ask them in Comments section, and we shall answer.

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