Intel Core Ultra 7 155H vs Intel Core i9-14900HX


Intel Core Ultra 7 155H on Amazon USA
Intel Core i9-14900HX on Amazon USA

Comparison of the technical characteristics between the processors, with the Intel Core Ultra 7 155H on one side and the Intel Core i9-14900HX on the other side, also their respective performances with the benchmarks. The first is dedicated to the laptop sector, It has 16 cores, 22 threads, a maximum frequency of 4.8GHz. The second is used on the laptop segment, it has a total of 24 cores, 32 threads, its turbo frequency is set to 5.8 GHz. The following table also compares the lithography, the number of transistors (if indicated), the amount of cache memory, the maximum RAM memory capacity, the type of memory accepted, the release date, the maximum number of PCIe lanes, the values ​​obtained in Geekbench and Cinebench.






Specification comparison:


Processor Intel Core Ultra 7 155H Intel Core i9-14900HX
Market (main)Laptop Laptop
ISAx86-64 (64 bit) x86-64 (64 bit)
MicroarchitectureRedwood Cove + Crestmont Raptor Cove + Gracemont
Core nameMeteor Lake-H Raptor Lake Refresh-HX
FamilyCore Ultra 7 Core i9-14000
Part number(s), S-Spec

Core Ultra 7 155H

Core i9-14900HX
Release dateQ4 2023 Q1 2024
LithographyIntel 4 Intel 7
Cores16 24
Threads22 32
Base frequency1.4 GHz 2.2 GHz
Turbo frequency4.8 GHz 5.8 GHz
Energy cores

8 Cores 8 Threads @ 0.9 / 3.8 GHz,
2 Cores 2 Threads @ 0.7 / 2.5 GHz

16 Cores 16 Threads @ 1.6 / 4.1 GHz
High performance cores

6 Cores 12 Threads @ 1.4 / 4.8 GHz

8 Cores 16 Threads @ 2.2 / 5.8 GHz
Cache memory24 MB 36 MB
Max memory capacity96 GB 192 GB
Memory types

LPDDR5/x 7467 MT/s, DDR5 5600 MT/s

DDR5 5600 MT/s, DDR4 3200 MT/s
Max # of memory channels2 2
Max PCIe lanes20 20
TDP28 W 55 W
GPU integrated graphicsIntel Arc Graphics (8-Cores) Intel UHD Graphics 770 (Raptor Lake)
GPU cores8 -
GPU execution units- 32
GPU shading units- 256
GPU base clock300 MHz 300 MHz
GPU boost clock2250 MHz 1650 MHz
GPU FP32 floating point- 844.8 GFLOPS
SocketBGA2049 BGA1964
Maximum temperature110°C 100°C
AI accelerator

Intel AI Boost @ 1.4 GHz

Gaussian & Neural Accelerator
Crypto engine

AES New Instructions,
Secure Key

AES New Instructions,
Secure Key
Security

Control-Flow Enforcement Technology,
Total Memory Encryption,
Trusted Execution Technology,
OS Guard,
Boot Guard,
Mode-based Execute Control

OS Guard,
Boot Guard
Max display resolution

4096 x 2304@60Hz (HDMI),
7680 x 4320@60Hz (HDMI),
7680 x 4320@60Hz (DP),
3840 x 2400@120Hz (eDP)

4096 x 2160@60Hz (HDMI),
7680 x 4320@60Hz (DP),
5120 x 3200@120Hz (eDP)
CPU-Z single thread717 845
CPU-Z multi thread7,528 13,734
Cinebench R15 single thread249 317
Cinebench R15 multi-thread2,394 4,833
Cinebench R20 single thread651 848
Cinebench R20 multi-thread5,484 12,269
Cinebench R23 single thread1,766 2,204
Cinebench R23 multi-thread15,082 32,655
PassMark single thread3,585 4,351
PassMark CPU Mark22,762 44,462
(Windows)
Geekbench 5 single core
1,693 2,029
(Windows)
Geekbench 5 multi-core
11,878 20,288
(Windows)
Geekbench 6 single core
2,265 2,948
(Windows)
Geekbench 6 multi-core
12,332 18,137
Amazon
eBay



We can better compare what are the technical differences between the two processors.

Price: For technical reasons, we cannot currently display a price less than 24 hours, or a real-time price. This is why we prefer for the moment not to show a price. You should refer to the respective online stores for the latest price, as well as availability.

The processor Intel Core i9-14900HX has a larger number of cores, the turbo frequency of Intel Core i9-14900HX is bigger, that the PDT of Intel Core Ultra 7 155H is lower. The Intel Core i9-14900HX was started more recently.

Performance comparison with the benchmarks:


Performance comparison between the two processors, for this we consider the results generated on benchmark software such as Geekbench.


CPU-Z - Multi-Thread & Single Thread Score
Intel Core i9-14900HX 845
13,734
Intel Core Ultra 7 155H 717
7,528


In single core, the difference is 18%. In multi-core, the difference in terms of gap is 82%.


CPU-Z is a system information software that provides the name of the processor, its model number, the codename, the cache levels, the package, the process. It can also gives data about the mainboard, the memory. It makes real time measurement, with finally a benchmark for the single thread, as well as for the multi thread.




Cinebench R15 - Multi-Thread & Single Thread Score
Intel Core i9-14900HX 317
4,833
Intel Core Ultra 7 155H 249
2,394


In single core, the difference is 27%. In multi-core, the difference in terms of gap is 102%.


Cinebench R15 evaluates the performance of CPU calculations by restoring a photorealistic 3D scene. The scene has 2,000 objects, 300,000 polygons, uses sharp and fuzzy reflections, bright areas, shadows, procedural shaders, antialiasing, and so on. The faster the rendering of the scene is created, the more powerful the PC is, with a high number of points.


Cinebench R20 - Multi-Thread & Single Thread Score
Intel Core i9-14900HX 848
12,269
Intel Core Ultra 7 155H 651
5,484


In single core, the difference is 30%. In multi-core, the difference in terms of gap is 124%.


Cinebench R20 is a multi-platform test software which allows to evaluate the hardware capacities of a device such as a computer, a tablet, a server. This version of Cinebench takes into account recent developments in processors with multiple cores and the latest improvements in rendering techniques. The evaluation is ultimately even more relevant.




Cinebench R23 - Multi-Thread & Single Thread Score
Intel Core i9-14900HX 2,204
32,655
Intel Core Ultra 7 155H 1,766
15,082


In single core, the difference is 25%. In multi-core, the difference in terms of gap is 117%.


Cinebench R23 is cross-platform testing software that allows you to assess the hardware capabilities of a device such as a computer, tablet, server. This version of Cinebench takes into account recent developments in processors with multiple cores and the latest improvements in rendering techniques. The evaluation is ultimately even more relevant. The test scene contains no less than 2,000 objects and more than 300,000 polygons in total.


PassMark - CPU Mark & single thread
Intel Core i9-14900HX 4,351
44,462
Intel Core Ultra 7 155H 3,585
22,762


In single core, the difference is 21%. In multi-core, the difference in terms of gap is 95%.


PassMark is a benchmarking software that performs several performance tests including prime numbers, integers, floating point, compression, physics, extended instructions, encoding, sorting. The higher the score is, the higher is the device capacity.




With Windows:

Geekbench 5 - Multi-core & Single Core Score - Windows
Intel Core i9-14900HX 2,029
20,288
Intel Core Ultra 7 155H 1,693
11,878


In single core, the difference is 20%. In multi-core, the difference in terms of gap is 71%.


Geekbench 5 is a software for measuring the performance of a computer system, for fixed devices, mobile devices, servers. This platform makes it possible to better compare the power of the CPU, the computing power and to compare it with similar or totally different systems. Geekbench 5 includes new workloads that represent work tasks and applications that we can find in reality.




With Windows:

Geekbench 6 - Multi-core & Single Core Score - Windows
Intel Core i9-14900HX 2,948
18,137
Intel Core Ultra 7 155H 2,265
12,332


In single core, the difference is 30%. In multi-core, the difference in terms of gap is 47%.

With Linux:

Geekbench 6 - Multi-core & Single Core Score - Linux
Intel Core i9-14900HX 3,220
18,840
Intel Core Ultra 7 155H 2,446
13,212


In single core, the difference is 32%. In multi-core, the difference in terms of gap is 43%.


Geekbench 6 is a benchmarking platform that is capable of evaluating the performance of a device across multiple operating systems. The software evaluates processor power, with its ability to support different tasks, such as file compression, browsing; GPU computing capabilities, with image editing, video editing, gaming skills, machine learning workloads.


Equivalence:

Intel Core Ultra 7 155H AMD EquivalentIntel Core i9-14900HX AMD Equivalent

See also:

Intel Core Ultra 7 155U




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