Intel Core Ultra 7 255H vs Intel Core i3 N355
We compared two laptop CPUs: Intel Core Ultra 7 255H with 16 cores 2.0GHz and Intel Core i3 N355 with 8 cores 0.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 255H 's Advantages
Higher specification of memory (8400 vs 4800)
Newer PCIe version (5.0 vs 3)
Higher base frequency (2.0GHz vs 0.1GHz)
Larger L3 cache size (24MB vs 6MB)
More modern manufacturing process (3nm vs 10nm)
Intel Core i3 N355 's Advantages
Lower TDP (15W vs 28W)
Score
Benchmark
Geekbench 6 Single Core
Intel Core Ultra 7 255H
+114%
2823
Intel Core i3 N355
1319
Geekbench 6 Multi Core
Intel Core Ultra 7 255H
+247%
15662
Intel Core i3 N355
4513
General Parameters
Jan 2025
Release Date
Jan 2025
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Twin Lake
255H
Processor Number
i3-N355
FCBGA-2049
Socket
Intel BGA 1264
Arc Graphics 140T
Integrated Graphics
UHD Graphics 770
-
Generation
Core 3 (Alder Lake-N)
Package
3 nm
Manufacturing Process
10 nm
20-28 W
Power Consumption
15 W
115 W
Max Turbo Power Consumption
-
110 °C
Peak Operating Temperature
105°C
-
Foundry
Intel
CPU Performance
6
Performance Cores
-
6
Performance Core Threads
-
2.0 GHz
Performance Core Base Frequency
0.1 GHz
5.1 GHz
Performance Core Turbo Frequency
3.9 GHz
10
Efficiency Cores
8
10
Efficiency Core Threads
8
1.5 GHz
Efficiency Core Base Frequency
1.8 GHz
4.4 GHz
Efficiency Core Turbo Frequency
3.9 GHz
16
Total Core Count
8
16
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
20
Multiplier
1.0
112 K per core
L1 Cache
96 KB per core
2 MB per core
L2 Cache
2 MB shared
24 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Memory Types
DDR4-3200, DDR5, LPDDR5-4800
128 GB
Max Memory Size
16 GB
2
Max Memory Channels
-
Max Memory Bandwidth
38.4 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
2250 MHz
GPU Max Dynamic Frequency
1350 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
-
Execution Units
32
-
Power Consumption
15
-
Graphics Performance
0.64 TFLOPS
