Xeon D-1846 vs Ultra 7 155H

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Primary details

Comparing Core Ultra 7 155H and Xeon D-1846 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking426not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopServer
SeriesIntel Meteor Lake-Hno data
Power efficiency53.08no data
Architecture codenameMeteor Lake-H (2023)no data
Release date14 December 2023 (less than a year ago)1 October 2023 (1 year ago)
Launch price (MSRP)$503no data

Detailed specifications

Core Ultra 7 155H and Xeon D-1846 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 cores16 (Hexadeca-Core)10 (Deca-Core)
Threads2220
Base clock speed3.8 GHz2 GHz
Boost clock speed4.8 GHz3.1 GHz
L1 cache112 KB (per core)no data
L2 cache2 MB (per core)no data
L3 cache24 MB (shared)15360 KB
Chip lithographyIntel 4 nmno data
Maximum core temperature110 °Cno data
64 bit support++

Compatibility

Information on Core Ultra 7 155H and Xeon D-1846 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 configuration1no data
SocketFCBGA2049FCBGA2227
Power consumption (TDP)28 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core Ultra 7 155H and Xeon D-1846. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® AVX-512
AES-NI++
AVX+-
vPro+no data
Enhanced SpeedStep (EIST)++
QuickAssistno data-
Speed Shift+no data
Turbo Boost Technologyno data2.0
Hyper-Threading Technology++
TSX+-
Thermal Monitoring++
Flex Memory Access+no data
Turbo Boost Max 3.0+no data
Deep Learning Boost++
Supported AI Software FrameworksOpenVINO™, WindowsML, ONNX RT-

Security technologies

Core Ultra 7 155H and Xeon D-1846 technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key+no data
SGXno dataYes with Intel® SPS
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core Ultra 7 155H and Xeon D-1846 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core Ultra 7 155H and Xeon D-1846. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR4
Maximum memory size96 GB256 GB
Max memory channels22
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® Arc™ graphicsno data
Quick Sync Video+-
Graphics max frequency2.25 GHzno data

Graphics interfaces

Available interfaces and connections of Core Ultra 7 155H and Xeon D-1846 integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core Ultra 7 155H and Xeon D-1846 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2304 @ 60Hz (HDMI 2.1 TMDS) 7680 x 4320 @ 60Hz (HDMI2.1 FRL)no data
Max resolution over eDP3840x2400 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core Ultra 7 155H and Xeon D-1846 integrated GPUs, sometimes API versions are included.

DirectX12.2no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core Ultra 7 155H and Xeon D-1846.

PCIe version5.04.0
PCI Express lanes816
PCI support5.0 and 4.0no data
USB revisionno data3.0
Max number of SATA 6 Gb/s Portsno data24
Number of USB portsno data4
Integrated LANno data-

Pros & cons summary


Recency 14 December 2023 1 October 2023
Physical cores 16 10
Threads 22 20
Power consumption (TDP) 28 Watt 55 Watt

Ultra 7 155H has an age advantage of 2 months, 60% more physical cores and 10% more threads, and 96.4% lower power consumption.

We couldn't decide between Core Ultra 7 155H and Xeon D-1846. We've got no test results to judge.

Be aware that Core Ultra 7 155H is a notebook processor while Xeon D-1846 is a server/workstation one.


Should you still have questions on choice between Core Ultra 7 155H and Xeon D-1846, ask them in Comments section, and we shall answer.

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Intel Core Ultra 7 155H
Core Ultra 7 155H
Intel Xeon D-1846
Xeon D-1846

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