EPYC 9754S vs Xeon Platinum 8490H

Primary details

Comparing Xeon Platinum 8490H and EPYC 9754S processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Architecture codename	Sapphire Rapids (2023−2024)	Bergamo (2023)
Release date	10 January 2023 (1 year ago)	13 June 2023 (1 year ago)
Launch price (MSRP)	$17,000	$10,200

Detailed specifications

Xeon Platinum 8490H and EPYC 9754S 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	60 (Hexaconta-Core)	128
Threads	120	256
Base clock speed	1.9 GHz	2.25 GHz
Boost clock speed	3.5 GHz	3.1 GHz
L1 cache	80K (per core)	64 KB (per core)
L2 cache	2 MB (per core)	1 MB (per core)
L3 cache	112.5 MB	256 MB (shared)
Chip lithography	Intel 7 nm	5 nm
Die size	4x 477 mm2	8x 73 mm2
Maximum case temperature (TCase)	79 °C	no data
Number of transistors	no data	71,000 million
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon Platinum 8490H and EPYC 9754S 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	8	2
Socket	FCLGA4677	SP5
Power consumption (TDP)	350 Watt	360 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8490H and EPYC 9754S. You'll probably need this information if you require some particular technology.

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

Security technologies

Xeon Platinum 8490H and EPYC 9754S technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8490H and EPYC 9754S 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 Xeon Platinum 8490H and EPYC 9754S. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	DDR5
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

N/A

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8490H and EPYC 9754S.

PCIe version	5.0	5.0
PCI Express lanes	80	128

Pros & cons summary

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Recency	10 January 2023	13 June 2023
Physical cores	60	128
Threads	120	256
Power consumption (TDP)	350 Watt	360 Watt

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Should you still have questions on choice between Xeon Platinum 8490H and EPYC 9754S, ask them in Comments section, and we shall answer.

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