Ultra 7 155UL vs i9-14900HX

Primary details

Comparing Core i9-14900HX and Core Ultra 7 155UL processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking155not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesRaptor Lake-HXno data
Power efficiency49.57no data
Architecture codenameRaptor Lake-HX Refresh (2024)Meteor Lake-PS (2024)
Release date8 January 2024 (less than a year ago)8 April 2024 (less than a year ago)
Launch price (MSRP)no data$426

Detailed specifications

Core i9-14900HX and Core Ultra 7 155UL 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 cores24 (Tetracosa-Core)12 (Dodeca-Core)
Threads3214
Base clock speed2.2 GHz1.7 GHz
Boost clock speed5.7 GHz4.8 GHz
Bus rate157 MHzno data
L1 cache80 KB (per core)112 KB (per core)
L2 cache2 MB (per core)2 MB (per core)
L3 cache36 MB (shared)12 MB (shared)
Chip lithographyIntel 7 nm7 nm
Die size257 mm2no data
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Unlocked multiplier+-

Compatibility

Information on Core i9-14900HX and Core Ultra 7 155UL 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 configuration11
SocketFCBGA19641851
Power consumption (TDP)55 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-14900HX and Core Ultra 7 155UL. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
FMA+-
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shift+no data
Hyper-Threading Technology+no data
TSX++
Thermal Monitoring+-
Flex Memory Access+no data
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i9-14900HX and Core Ultra 7 155UL technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-14900HX and Core Ultra 7 155UL are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-14900HX and Core Ultra 7 155UL. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4, DDR5DDR5 Depends on motherboard
Maximum memory size192 GBno data
Max memory channels2no data
Maximum memory bandwidth89.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® UHD Graphics for 14th Gen Intel® ProcessorsArc Xe-LPG 64EU
Quick Sync Video+-
Graphics max frequency1.65 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i9-14900HX and Core Ultra 7 155UL integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i9-14900HX and Core Ultra 7 155UL integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.44096 x 2160 @ 60Hzno data
Max resolution over eDP5120 x 3200 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hzno data

Graphics API support

APIs supported by Core i9-14900HX and Core Ultra 7 155UL integrated GPUs, sometimes API versions are included.

DirectX12.1no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core i9-14900HX and Core Ultra 7 155UL.

PCIe version5.0 and 4.04.0
PCI Express lanes168

Pros & cons summary


Recency 8 January 2024 8 April 2024
Physical cores 24 12
Threads 32 14
Power consumption (TDP) 55 Watt 15 Watt

i9-14900HX has 100% more physical cores and 128.6% more threads.

Ultra 7 155UL, on the other hand, has an age advantage of 3 months, and 266.7% lower power consumption.

We couldn't decide between Core i9-14900HX and Core Ultra 7 155UL. We've got no test results to judge.

Be aware that Core i9-14900HX is a notebook processor while Core Ultra 7 155UL is a desktop one.


Should you still have questions on choice between Core i9-14900HX and Core Ultra 7 155UL, ask them in Comments section, and we shall answer.

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Intel Core i9-14900HX
Core i9-14900HX
Intel Core Ultra 7 155UL
Core Ultra 7 155UL

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