Intel Core i5 1345U 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
Raptor Lake
—
Processor Number
i5-1345U
355
Integrated Graphics
Iris Xe Graphics (80EU)
Graphics 4 Xe3
Generation
—
Intel Core Ultra Series 3
Package
Manufacturing Process
10 nm
3 nm
Socket
BGA-1744
Custom
Power Consumption
12-15 W
15-25 W
Max Turbo Power Consumption
55 W
55 W
Peak Operating Temperature
100°C
100 °C
CPU Performance
Performance Cores
2
4
Performance Core Threads
4
4
Performance Core Base Frequency
1.6 GHz
2.3 GHz
Performance Core Turbo Frequency
4.7 GHz
4.7 GHz
Efficiency Cores
8
4
Efficiency Core Threads
8
4
Efficiency Core Base Frequency
1.2 GHz
1.7 GHz
Efficiency Core Turbo Frequency
3.5 GHz
3.5 GHz
Total Core Count
10
8
Total Thread Count
12
8
Bus Frequency
100 MHz
100 MHz
Multiplier
16x
23
L1 Cache
80 K per core
—
L2 Cache
1280 K per core
—
L3 Cache
12 MB shared
12 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR5-5200, DDR4-3200, LPDDR5x-6400, LPDDR5-6400, LPDDR4x-4267
LPDDR5X-7467,DDR5-6400
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 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
640
—
Texture Units
40
—
Raster Operation Units
20
—
Execution Units
80
4
Power Consumption
15 W
—
Max Resolution
—
7680 x 4320 @ 60Hz
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
20
12
Benchmark
Cinebench R23
1,741
—
Cinebench R23
8,124
—
Geekbench 6
1,311
2,706
Geekbench 6
5,296
10,277
▲ Specs Compare
Data sourced from official specifications and benchmark tests.