Xeon Gold 6438Y+ vs EPYC 7543P

Primary details

Comparing EPYC 7543P and Xeon Gold 6438Y+ processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	55	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	13.27	no data
Market segment	Server	Server
Series	AMD EPYC	no data
Power efficiency	17.66	no data
Architecture codename	Milan (2021−2023)	Sapphire Rapids (2023−2024)
Release date	15 March 2021 (3 years ago)	10 January 2023 (1 year ago)
Launch price (MSRP)	$2,730	$3,141

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

EPYC 7543P and Xeon Gold 6438Y+ 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	2.8 GHz	2 GHz
Boost clock speed	3.7 GHz	4 GHz
Multiplier	28	no data
L1 cache	64 KB (per core)	80K (per core)
L2 cache	512 KB (per core)	2 MB (per core)
L3 cache	256 MB (shared)	60 MB
Chip lithography	7 nm+	10 nm
Die size	8x 81 mm2	no data
Maximum case temperature (TCase)	no data	85 °C
Number of transistors	33,200 million	no data
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on EPYC 7543P and Xeon Gold 6438Y+ 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	SP3	4677
Power consumption (TDP)	225 Watt	205 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 7543P and Xeon Gold 6438Y+. You'll probably need this information if you require some particular technology.

AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
TSX	-	+

Security technologies

EPYC 7543P and Xeon Gold 6438Y+ technologies aimed at improving security, for example, by protecting against hacks.

TXT

no data

+

Virtualization technologies

Virtual machine speed-up technologies supported by EPYC 7543P and Xeon Gold 6438Y+ are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 7543P and Xeon Gold 6438Y+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR5-4800
Maximum memory size	4 TiB	no data
Maximum memory bandwidth	204.795 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

no data

Peripherals

Specifications and connection of peripherals supported by EPYC 7543P and Xeon Gold 6438Y+.

PCIe version	4.0	5.0
PCI Express lanes	128	80

Pros & cons summary

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Recency	15 March 2021	10 January 2023
Chip lithography	7 nm	10 nm
Power consumption (TDP)	225 Watt	205 Watt

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