Ultra 9 185H vs Xeon Platinum 8452Y

Primary details

Comparing Xeon Platinum 8452Y and Core Ultra 9 185H processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	315
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Series	no data	Intel Meteor Lake-H
Power efficiency	no data	38.91
Architecture codename	Sapphire Rapids (2023−2024)	Meteor Lake-H (2023)
Release date	10 January 2023 (1 year ago)	14 December 2023 (less than a year ago)
Launch price (MSRP)	$3,995	$640

Detailed specifications

Xeon Platinum 8452Y 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	36	16 (Hexadeca-Core)
Threads	72	22
Base clock speed	2 GHz	3.9 GHz
Boost clock speed	3.2 GHz	5.1 GHz
L1 cache	80K (per core)	112 KB (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	67.5 MB	24 MB (shared)
Chip lithography	Intel 7 nm	Intel 4 nm
Die size	4x 477 mm2	no data
Maximum core temperature	no data	110 °C
Maximum case temperature (TCase)	75 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Xeon Platinum 8452Y 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	2	1
Socket	FCLGA4677	FCBGA2049
Power consumption (TDP)	300 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8452Y and Core Ultra 9 185H. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, 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	no data	+
Deep Learning Boost	+	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, ONNX RT

Security technologies

Xeon Platinum 8452Y and Core Ultra 9 185H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
SGX	Yes with Intel® SPS	no data
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8452Y 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 8452Y and Core Ultra 9 185H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR5-4400	DDR5
Maximum memory size	4 TB	96 GB
Max memory channels	8	2
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 8452Y and Core Ultra 9 185H integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Xeon Platinum 8452Y 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 8452Y 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 8452Y and Core Ultra 9 185H.

PCIe version	5.0	5.0
PCI Express lanes	80	8
PCI support	no data	5.0 and 4.0

Pros & cons summary

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Recency	10 January 2023	14 December 2023
Physical cores	36	16
Threads	72	22
Power consumption (TDP)	300 Watt	45 Watt

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