Intel Core i5 1345U vs Intel Core i7 1255U
We compared two laptop CPUs: Intel Core i5 1345U with 10 cores 1.6GHz and Intel Core i7 1255U with 10 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 1345U 's Advantages
Released 11 months late
Higher specification of memory (6400 vs 5200)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Intel Core i7 1255U 's Advantages
Better graphics card performance
Higher base frequency (1.7GHz vs 1.6GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i5 1345U
+2%
1741
Intel Core i7 1255U
1701
Cinebench R23 Multi Core
Intel Core i5 1345U
8124
Intel Core i7 1255U
+1%
8233
Geekbench 6 Single Core
Intel Core i5 1345U
1311
Intel Core i7 1255U
+71%
2248
Geekbench 6 Multi Core
Intel Core i5 1345U
5296
Intel Core i7 1255U
+35%
7162
Blender
Intel Core i5 1345U
85
Intel Core i7 1255U
+47%
125
Geekbench 5 Single Core
Intel Core i5 1345U
+4%
1703
Intel Core i7 1255U
1628
Geekbench 5 Multi Core
Intel Core i5 1345U
+6%
7844
Intel Core i7 1255U
7372
Passmark CPU Single Core
Intel Core i5 1345U
+15%
3821
Intel Core i7 1255U
3308
Passmark CPU Multi Core
Intel Core i5 1345U
+34%
18519
Intel Core i7 1255U
13792
General Parameters
Jan 2023
Release Date
Feb 2022
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Raptor Lake
Core Architecture
Alder Lake
i5-1345U
Processor Number
i7-1255U
BGA-1744
Socket
BGA-1744
Iris Xe Graphics (80EU)
Integrated Graphics
Iris Xe Graphics (96EU)
Package
10 nm
Manufacturing Process
10 nm
12-15 W
Power Consumption
12-15 W
55 W
Max Turbo Power Consumption
55 W
100°C
Peak Operating Temperature
100°C
CPU Performance
2
Performance Cores
2
4
Performance Core Threads
4
1.6 GHz
Performance Core Base Frequency
1.7 GHz
4.7 GHz
Performance Core Turbo Frequency
4.7 GHz
8
Efficiency Cores
8
8
Efficiency Core Threads
8
1.2 GHz
Efficiency Core Base Frequency
1.2 GHz
3.5 GHz
Efficiency Core Turbo Frequency
3.5 GHz
10
Total Core Count
10
12
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
16x
Multiplier
17x
80 K per core
L1 Cache
80 K per core
1280 K per core
L2 Cache
1280 K per core
12 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR5-5200, DDR4-3200, LPDDR5x-6400, LPDDR5-6400, LPDDR4x-4267
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
300 MHz
1250 MHz
GPU Max Dynamic Frequency
1250 MHz
640
Shader Units
768
40
Texture Units
48
20
Raster Operation Units
24
80
Execution Units
96
15 W
Power Consumption
15 W
1.41 TFLOPS
Graphics Performance
1.69 TFLOPS
