EPYC 7473X vs Xeon Platinum 8158

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	91
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Power efficiency	no data	14.72
Designer	Intel	AMD
Manufacturer	no data	TSMC
Architecture codename	Skylake (server) (2017−2018)	Milan-X (2022)
Release date	25 April 2017 (7 years ago)	22 March 2022 (2 years ago)
Launch price (MSRP)	$7,007	no data

Detailed specifications

Xeon Platinum 8158 and EPYC 7473X 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	12 (Dodeca-Core)	24 (Tetracosa-Core)
Threads	24	48
Base clock speed	3 GHz	2.8 GHz
Boost clock speed	3.7 GHz	3.7 GHz
Multiplier	30	no data
L1 cache	768 KB	64K (per core)
L2 cache	12 MB	512K (per core)
L3 cache	24.75 MB	768 MB (shared)
Chip lithography	14 nm	7 nm
Die size	no data	8x 81 mm2
Maximum core temperature	85 °C	no data
Number of transistors	no data	33,200 million
64 bit support	+	-
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon Platinum 8158 and EPYC 7473X 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 (Multiprocessor)	2
Socket	FCLGA3647	SP3
Power consumption (TDP)	150 Watt	240 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8158 and EPYC 7473X. You'll probably need this information if you require some particular technology.

Instruction set extensions	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	+	-
Turbo Boost Max 3.0	-	no data
Precision Boost 2	no data	+

Security technologies

Xeon Platinum 8158 and EPYC 7473X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8158 and EPYC 7473X 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 8158 and EPYC 7473X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-3200
Maximum memory size	768 GB	no data
Max memory channels	6	no data
Maximum memory bandwidth	128.001 GB/s	no data
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8158 and EPYC 7473X.

PCIe version	3.0	4.0
PCI Express lanes	48	128

Pros & cons summary

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Recency	25 April 2017	22 March 2022
Physical cores	12	24
Threads	24	48
Chip lithography	14 nm	7 nm
Power consumption (TDP)	150 Watt	240 Watt

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