Xeon D-2899NT vs Platinum 8156

Primary details

Comparing Xeon Platinum 8156 and Xeon D-2899NT processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Server	Server
Series	Intel Xeon Platinum	no data
Architecture codename	Skylake (server) (2017−2019)	no data
Release date	25 April 2017 (7 years ago)	1 October 2023 (less than a year ago)
Launch price (MSRP)	$7,007	no data
Current price	$1250 (0.2x MSRP)	no data

Detailed specifications

Xeon Platinum 8156 and Xeon D-2899NT 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)	22 (Docosa-Core)
Threads	8	44
Base clock speed	3.6 GHz	2.2 GHz
Boost clock speed	3.7 GHz	3.1 GHz
L1 cache	256 KB	no data
L2 cache	4 MB	no data
L3 cache	16.5 MB	30 MB
Chip lithography	14 nm	no data
Maximum core temperature	71 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	No	No

Compatibility

Information on Xeon Platinum 8156 and Xeon D-2899NT 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)	no data
Socket	FCLGA3647	FCBGA2579
Power consumption (TDP)	105 Watt	135 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8156 and Xeon D-2899NT. 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® AVX-512
AES-NI	+	+
AVX	+	no data
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
QuickAssist	no data	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	no data
Thermal Monitoring	no data	+
Turbo Boost Max 3.0	-	no data
Status	Discontinued	Launched

Security technologies

Xeon Platinum 8156 and Xeon D-2899NT technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	-
EDB	+	+
SGX	no data	Yes with Intel® SPS

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8156 and Xeon D-2899NT are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8156 and Xeon D-2899NT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR4
Maximum memory size	768 GB	1 TB
Max memory channels	6	4
Maximum memory bandwidth	128.001 GB/s	no data
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8156 and Xeon D-2899NT.

PCIe version	3.0	4.0
PCI Express lanes	48	32
USB revision	no data	3.0
Max number of SATA 6 Gb/s Ports	no data	24
Number of USB ports	no data	4
Integrated LAN	no data	+

Pros & cons summary

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Recency	25 April 2017	1 October 2023
Physical cores	4	22
Threads	8	44
Power consumption (TDP)	105 Watt	135 Watt

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Should you still have questions on choice between Xeon Platinum 8156 and Xeon D-2899NT, ask them in Comments section, and we shall answer.

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