Intel Core i7-5500U vs Intel Core Ultra 7 155H

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CPU comparison with benchmarks


Intel Core i7-5500U CPU1 vs CPU2 Intel Core Ultra 7 155H
Intel Core i7-5500U Intel Core Ultra 7 155H

CPU comparison

Intel Core i7-5500U or Intel Core Ultra 7 155H - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-5500U has 2 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core i7-5500U was released in Q1/2015.

The Intel Core Ultra 7 155H has 16 cores with 22 threads and clocks with a maximum frequency of 4.80 GHz. The CPU supports up to 96 GB of memory in 2 memory channels. The Intel Core Ultra 7 155H was released in Q4/2023.
Intel Core i7 (298) Family Intel Core Ultra 7 (9)
Intel Core i 5000U (16) CPU group Intel Core Ultra 100H (5)
5 Generation 1
Broadwell U Architecture Meteor Lake H
Mobile Segment Mobile
Intel Core i7-4500U Predecessor --
Intel Core i7-6500U Successor --

CPU Cores and Base Frequency

The Intel Core i7-5500U is a 2 core processor with a clock frequency of 2.40 GHz (3.00 GHz). The Intel Core Ultra 7 155H has 16 CPU cores with a clock frequency of 1.40 GHz (4.80 GHz).
Intel Core i7-5500U Characteristic Intel Core Ultra 7 155H
2 Cores 16
4 Threads 22
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
2.40 GHz (3.00 GHz) A-Core 1.40 GHz (4.80 GHz)
6x Redwood Cove
-- B-Core 0.90 GHz (3.80 GHz)
8x Crestmont
-- C-Core 0.70 GHz (2.50 GHz)
2x Crestmont

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Core i7-5500U Characteristic Intel Core Ultra 7 155H
-- AI hardware Intel AI engine
-- AI specifications Intel AI Boost @ 1.4 GHz (OpenVINO, WindowsML, DirectML, ONNX RT)

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
Intel HD Graphics 5500 GPU Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake)
0.30 GHz GPU frequency 0.60 GHz
0.95 GHz GPU (Turbo) 2.25 GHz
8 GPU Generation --
14 nm Technology 5 nm
3 Max. displays 4
24 Compute units 128
192 Shader 1024
No Hardware Raytracing Yes
No Frame Generation No
16 GB Max. GPU Memory 32 GB
11.2 DirectX Version 12.2

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Intel HD Graphics 5500 GPU Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode
Decode Codec VP8 Decode
No Codec AV1 Decode / Encode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i7-5500U supports a maximum of 16 GB of memory in 2 memory channels. The Intel Core Ultra 7 155H can connect up to 96 GB of memory in 2 memory channels.
Intel Core i7-5500U Characteristic Intel Core Ultra 7 155H
DDR3-1600 Memory LPDDR5X-7500, DDR5-5600
16 GB Max. Memory 96 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 120.0 GB/s
No ECC No
-- L2 Cache 18.00 MB
4.00 MB L3 Cache 24.00 MB
2.0 PCIe version 5.0
12 PCIe lanes 20
6.0 GB/s PCIe Bandwidth 78.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-5500U has a TDP of 15 W, that of the Intel Core Ultra 7 155H is 28 W.
Intel Core i7-5500U Characteristic Intel Core Ultra 7 155H
15 W TDP (PL1 / PBP) 28 W
-- TDP (PL2) 115 W
-- TDP up 65 W
-- TDP down 20 W
-- Tjunction max. 110 °C

Technical details

The Intel Core i7-5500U has a 4.00 MB cache, while the Intel Core Ultra 7 155H cache has a total of 42.00 MB.
Intel Core i7-5500U Characteristic Intel Core Ultra 7 155H
14 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
BGA 1168 Socket BGA 2049
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 11, Linux
Q1/2015 Release date Q4/2023
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i7-5500U to help other visitors make their purchasing decisions. The average rating is 4.0 stars (3 ratings). Rate now:
Here you can rate the Intel Core Ultra 7 155H to help other visitors make their purchasing decisions. The average rating is 4.3 stars (75 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i7-5500U (41%)
Intel Core Ultra 7 155H (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i7-5500U (14%)
Intel Core Ultra 7 155H (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 3.00 GHz
681 (39%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz
1746 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 2.90 GHz
1737 (15%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz
11878 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 3.00 GHz
956 (42%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz
2294 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 2.90 GHz
1933 (15%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz
12749 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-5500U Intel Core i7-5500U
Intel HD Graphics 5500 @ 0.95 GHz
365 (8%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
Intel Iris Xe 8 Core Graphics 128 EUs (Meteor Lake) @ 2.25 GHz
4460 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 2.90 GHz
2762 (11%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz
24916 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 3.00 GHz
0 (0%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz
1761 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 2.90 GHz
0 (0%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz
16825 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 2.40 GHz
860 (100%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 1.40 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 3.00 GHz
123 (100%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.80 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-5500U Intel Core i7-5500U
2C 4T @ 2.90 GHz
307 (100%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16C 22T @ 4.20 GHz
0 (0%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Core i7-5500U Intel Core i7-5500U
2.40 GHz
0 (0%)
Intel Core Ultra 7 155H Intel Core Ultra 7 155H
16,825 CB R23 MC @ 75 W
224 (100%)

Devices using this processor
Intel Core i7-5500U Intel Core Ultra 7 155H
Unknown ASUS Zenbook Duo (2024) UX8406

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