Intel Core 3 100U vs Intel Core Ultra 5 125H

Comparative analysis of Intel Core 3 100U and Intel Core Ultra 5 125H 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 3 100U

Intel Core Ultra 5 125H

Differences

Reasons to consider the Intel Core 3 100U

Around 4% higher clock speed: 4.7 GHz vs 4.5 GHz
Around 87% lower typical power consumption: 15 Watt vs 28 Watt
Around 8% better performance in PassMark - Single thread mark: 3769 vs 3498

Specifications (specs)
Maximum frequency	4.7 GHz vs 4.5 GHz
Thermal Design Power (TDP)	15 Watt vs 28 Watt
Benchmarks
PassMark - Single thread mark	3769 vs 3498

Reasons to consider the Intel Core Ultra 5 125H

8 more cores, run more applications at once: 14 vs 6
10 more threads: 18 vs 8
Around 10% higher maximum core temperature: 110°C vs 100°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 10 nm
3.3x more L1 cache, more data can be stored in the L1 cache for quick access later
3.7x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 80% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 54% better performance in PassMark - CPU mark: 22258 vs 14493

Specifications (specs)
Number of cores	14 vs 6
Number of threads	18 vs 8
Maximum core temperature	110°C vs 100°C
Manufacturing process technology	7 nm vs 10 nm
L1 cache	112 KB (per core) vs 80 KB (per core)
L2 cache	2 MB (per core) vs 1.25 MB (per core)
L3 cache	18 MB (shared) vs 10 MB (shared)
Benchmarks
PassMark - CPU mark	22258 vs 14493

Compare benchmarks

CPU 1: Intel Core 3 100U
CPU 2: Intel Core Ultra 5 125H

PassMark - Single thread mark

CPU 1

CPU 2

3769

3498

PassMark - CPU mark

CPU 1

CPU 2

14493

22258

Name	Intel Core 3 100U	Intel Core Ultra 5 125H
PassMark - Single thread mark	3769	3498
PassMark - CPU mark	14493	22258

Compare specifications (specs)

	Intel Core 3 100U	Intel Core Ultra 5 125H
Essentials
Launch date	8 Jan 2024	14 Dec 2023
Launch price (MSRP)	$426	$375
Place in performance rating	337	347
Performance
Base frequency	1200 MHz	3.6 GHz
L1 cache	80 KB (per core)	112 KB (per core)
L2 cache	1.25 MB (per core)	2 MB (per core)
L3 cache	10 MB (shared)	18 MB (shared)
Manufacturing process technology	10 nm	7 nm
Maximum core temperature	100°C	110°C
Maximum frequency	4.7 GHz	4.5 GHz
Number of cores	6	14
Number of threads	8	18
Unlocked
Memory
ECC memory support
Supported memory types	DDR4, DDR5	DDR5, Depends on motherboard
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	Intel BGA 1744	Intel BGA 2049
Thermal Design Power (TDP)	15 Watt	28 Watt
Peripherals
PCIe configurations	Gen 4, 8 Lanes, (CPU only)	Gen 5