Xeon Platinum 8164 vs Platinum 8156

Primary details

Comparing Xeon Platinum 8156 and Xeon Platinum 8164 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
Series	Intel Xeon Platinum	Intel Xeon Platinum
Architecture codename	Skylake (server) (2017−2018)	Skylake (server) (2017−2018)
Release date	25 April 2017 (7 years ago)	25 April 2017 (7 years ago)
Launch price (MSRP)	$7,007	$6,114

Detailed specifications

Xeon Platinum 8156 and Xeon Platinum 8164 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	4 (Quad-Core)	26 (Hexacosa-Core)
Threads	8	52
Base clock speed	3.6 GHz	2 GHz
Boost clock speed	3.7 GHz	3.7 GHz
Multiplier	36	20
L1 cache	256 KB	1.625 MB
L2 cache	4 MB	26 MB
L3 cache	16.5 MB	35.75 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	71 °C	85 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Platinum 8156 and Xeon Platinum 8164 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)	8 (Multiprocessor)
Socket	FCLGA3647	FCLGA3647
Power consumption (TDP)	105 Watt	150 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8156 and Xeon Platinum 8164. 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	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Turbo Boost Max 3.0	-	-

Security technologies

Xeon Platinum 8156 and Xeon Platinum 8164 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8156 and Xeon Platinum 8164 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8156 and Xeon Platinum 8164. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4-2666
Maximum memory size	768 GB	768 GB
Max memory channels	6	6
Maximum memory bandwidth	128.001 GB/s	128.001 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8156 and Xeon Platinum 8164.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Physical cores	4	26
Threads	8	52
Power consumption (TDP)	105 Watt	150 Watt

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Should you still have questions on choice between Xeon Platinum 8156 and Xeon Platinum 8164, ask them in Comments section, and we shall answer.

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