Ultra 9 185H vs Xeon Platinum 8158

Primary details

Comparing Xeon Platinum 8158 and Core Ultra 9 185H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	324
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	Intel Xeon Platinum	Intel Meteor Lake-H
Power efficiency	no data	38.91
Architecture codename	Skylake (server) (2017−2018)	Meteor Lake-H (2023)
Release date	25 April 2017 (7 years ago)	14 December 2023 (1 year ago)
Launch price (MSRP)	$7,007	$640

Detailed specifications

Xeon Platinum 8158 and Core Ultra 9 185H 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)	16 (Hexadeca-Core)
Threads	24	22
Base clock speed	3 GHz	3.9 GHz
Boost clock speed	3.7 GHz	5.1 GHz
Multiplier	30	no data
L1 cache	768 KB	112 KB (per core)
L2 cache	12 MB	2 MB (per core)
L3 cache	24.75 MB	24 MB (shared)
Chip lithography	14 nm	Intel 4 nm
Maximum core temperature	85 °C	110 °C
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon Platinum 8158 and Core Ultra 9 185H 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)	1
Socket	FCLGA3647	FCBGA2049
Power consumption (TDP)	150 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8158 and Core Ultra 9 185H. 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® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	+
TSX	+	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
SIPP	-	+
Turbo Boost Max 3.0	-	+
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, ONNX RT

Security technologies

Xeon Platinum 8158 and Core Ultra 9 185H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8158 and Core Ultra 9 185H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8158 and Core Ultra 9 185H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2666	DDR5
Maximum memory size	768 GB	96 GB
Max memory channels	6	2
Maximum memory bandwidth	128.001 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	no data	Intel® Arc™ graphics
Quick Sync Video	-	+
Graphics max frequency	no data	2.35 GHz

Graphics interfaces

Available interfaces and connections of Xeon Platinum 8158 and Core Ultra 9 185H integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Xeon Platinum 8158 and Core Ultra 9 185H integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	no data	3840x2400 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Xeon Platinum 8158 and Core Ultra 9 185H integrated GPUs, sometimes API versions are included.

DirectX	no data	12.2
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8158 and Core Ultra 9 185H.

PCIe version	3.0	5.0
PCI Express lanes	48	8
PCI support	no data	5.0 and 4.0

Pros & cons summary

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Recency	25 April 2017	14 December 2023
Physical cores	12	16
Threads	24	22
Power consumption (TDP)	150 Watt	45 Watt

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