Xeon Platinum 8156 vs Gold 6138T

Primary details

Comparing Xeon Gold 6138T and Xeon Platinum 8156 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	585	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.11	no data
Market segment	Server	Server
Series	Intel Xeon Gold	Intel Xeon Platinum
Power efficiency	9.84	no data
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)	$2,742	$7,007

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Gold 6138T and Xeon Platinum 8156 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	20 (Icosa-Core)	4 (Quad-Core)
Threads	40	8
Base clock speed	2 GHz	3.6 GHz
Boost clock speed	3.7 GHz	3.7 GHz
Multiplier	20	36
L1 cache	1.25 MB	256 KB
L2 cache	20 MB	4 MB
L3 cache	27.5 MB	16.5 MB
Chip lithography	14 nm	14 nm
Maximum core temperature	94 °C	71 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon Gold 6138T and Xeon Platinum 8156 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	4 (Multiprocessor)	8 (Multiprocessor)
Socket	FCLGA3647	FCLGA3647
Power consumption (TDP)	125 Watt	105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Gold 6138T and Xeon Platinum 8156. 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 Gold 6138T and Xeon Platinum 8156 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Gold 6138T and Xeon Platinum 8156 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Gold 6138T and Xeon Platinum 8156. 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 Gold 6138T and Xeon Platinum 8156.

PCIe version	3.0	3.0
PCI Express lanes	48	48

Pros & cons summary

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Physical cores	20	4
Threads	40	8
Power consumption (TDP)	125 Watt	105 Watt

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Should you still have questions on choice between Xeon Gold 6138T and Xeon Platinum 8156, ask them in Comments section, and we shall answer.

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