Intel Core Ultra 7 155H vs Intel Core Ultra 5 135H

Comparative analysis of Intel Core Ultra 7 155H and Intel Core Ultra 5 135H processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Core Ultra 7 155H

Intel Core Ultra 5 135H

Differences

Reasons to consider the Intel Core Ultra 7 155H

2 more cores, run more applications at once: 16 vs 14
4 more threads: 22 vs 18
Around 4% higher clock speed: 4.8 GHz vs 4.6 GHz
Around 14% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 14% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 33% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 10% better performance in PassMark - CPU mark: 24978 vs 22614

Specifications (specs)
Number of cores	16 vs 14
Number of threads	22 vs 18
Maximum frequency	4.8 GHz vs 4.6 GHz
L1 cache	112 KB (per core) vs 112 KB (per core)
L2 cache	2 MB (per core) vs 2 MB (per core)
L3 cache	24 MB (shared) vs 18 MB (shared)
Benchmarks
PassMark - CPU mark	24978 vs 22614

Reasons to consider the Intel Core Ultra 5 135H

Around 1% better performance in PassMark - Single thread mark: 3544 vs 3495

Benchmarks
PassMark - Single thread mark	3544 vs 3495

Compare benchmarks

CPU 1: Intel Core Ultra 7 155H
CPU 2: Intel Core Ultra 5 135H

PassMark - Single thread mark

CPU 1

CPU 2

3495

3544

PassMark - CPU mark

CPU 1

CPU 2

24978

22614

Name	Intel Core Ultra 7 155H	Intel Core Ultra 5 135H
PassMark - Single thread mark	3495	3544
PassMark - CPU mark	24978	22614

Compare specifications (specs)

	Intel Core Ultra 7 155H	Intel Core Ultra 5 135H
Essentials
Launch date	14 Dec 2023	14 Dec 2023
Launch price (MSRP)	$503
Place in performance rating	314	317
Performance
Base frequency	3.8 GHz	3.6 GHz
L1 cache	112 KB (per core)	112 KB (per core)
L2 cache	2 MB (per core)	2 MB (per core)
L3 cache	24 MB (shared)	18 MB (shared)
Manufacturing process technology	7 nm	7 nm
Maximum core temperature	110°C	110°C
Maximum frequency	4.8 GHz	4.6 GHz
Number of cores	16	14
Number of threads	22	18
Unlocked
Memory
ECC memory support
Supported memory types	DDR5, Depends on motherboard	DDR5, Depends on motherboard
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	Intel BGA 2049	Intel BGA 2049
Thermal Design Power (TDP)	28 Watt	28 Watt
Peripherals
PCIe configurations	Gen 5, 8 Lanes, (CPU only)	Gen 5