Intel Core i3 N305 vs Intel Core Ultra 7 355
CPU · Specs Compare
General Parameters
Release Date
Jan 2023
Jan 2026
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake
—
Processor Number
i3-N305
355
Integrated Graphics
UHD Graphics (32EU)
Graphics 4 Xe3
Generation
—
Intel Core Ultra Series 3
Package
Manufacturing Process
10 nm
3 nm
Socket
BGA-1744
Custom
Power Consumption
9-15 W
15-25 W
Peak Operating Temperature
105 °C
100 °C
Max Turbo Power Consumption
—
55 W
CPU Performance
Efficiency Cores
8
4
Efficiency Core Threads
8
4
Efficiency Core Base Frequency
1.8 GHz
1.7 GHz
Efficiency Core Turbo Frequency
3.9 GHz
3.5 GHz
Total Core Count
8
8
Total Thread Count
8
8
Bus Frequency
100 MHz
100 MHz
Multiplier
18
23
L1 Cache
96 K per core
—
L2 Cache
2 MB shared
—
L3 Cache
6 MB shared
12 MB shared
Unlocked Multiplier
No
No
Performance Cores
—
4
Performance Core Threads
—
4
Performance Core Base Frequency
—
2.3 GHz
Performance Core Turbo Frequency
—
4.7 GHz
Memory Parameters
Memory Types
DDR5-4800,DDR4-3200,LPDDR5-4800
LPDDR5X-7467,DDR5-6400
Max Memory Size
16 GB
128 GB
Max Memory Channels
1
2
Max Memory Bandwidth
38.4 GB/s
119.5 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
—
GPU Max Dynamic Frequency
1250 MHz
2500 MHz
Shader Units
256
—
Texture Units
16
—
Raster Operation Units
8
—
Execution Units
32
4
Power Consumption
15
—
Max Resolution
—
7680 x 4320 @ 60Hz
Miscellaneous
PCIe Version
3.0
5.0
PCIe Lanes
9
12
Benchmark
Cinebench R23
1,017
—
Cinebench R23
4,409
—
Geekbench 6
1,338
2,706
Geekbench 5
1,086
—
Geekbench 6
5,279
10,277
Geekbench 5
4,607
—
Blender
62
—
Passmark CPU
2,190
—
Passmark CPU
10,001
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.