Home Comparison Intel Core i3 1305U vs Intel Core i7 1255U

Intel Core i3 1305U vs Intel Core i7 1255U

Intel Core i3 1305U
VS
Intel Core i7 1255U
Intel Core i3 1305U
Intel Core i7 1255U
We compared two laptop CPUs: Intel Core i3 1305U with 5 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 i3 1305U 's Advantages
Released 11 months late
Intel Core i7 1255U 's Advantages
Better graphics card performance
Higher specification of memory (5200 vs 5200)
Higher base frequency (1.7GHz vs 1.6GHz)
Larger L3 cache size (12MB vs 10MB)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i3 1305U
1593
Intel Core i7 1255U +6%
1701
Cinebench R23 Multi Core
Intel Core i3 1305U
4392
Intel Core i7 1255U +87%
8233
Geekbench 6 Single Core
Intel Core i3 1305U
1803
Intel Core i7 1255U +24%
2248
Geekbench 6 Multi Core
Intel Core i3 1305U
3566
Intel Core i7 1255U +100%
7162
Blender
Intel Core i3 1305U
26
Intel Core i7 1255U +380%
125
Geekbench 5 Single Core
Intel Core i3 1305U
1526
Intel Core i7 1255U +6%
1628
Geekbench 5 Multi Core
Intel Core i3 1305U
5000
Intel Core i7 1255U +47%
7372
Intel Core i3 1305U
VS
Intel Core i7 1255U

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
i3-1305U
Processor Number
i7-1255U
BGA-1744
Socket
BGA-1744
UHD Graphics (64EU)
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

1
Performance Cores
2
2
Performance Core Threads
4
1.6 GHz
Performance Core Base Frequency
1.7 GHz
4.5 GHz
Performance Core Turbo Frequency
4.7 GHz
4
Efficiency Cores
8
4
Efficiency Core Threads
8
1.3 GHz
Efficiency Core Base Frequency
1.2 GHz
3.3 GHz
Efficiency Core Turbo Frequency
3.5 GHz
5
Total Core Count
10
6
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
10 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No

Memory Parameters

DDR5-5200, DDR4-3200, LPDDR5-5200, LPDDR5x-5200, LPDDR4x-4267
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
76.8 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
512
Shader Units
768
32
Texture Units
48
16
Raster Operation Units
24
64
Execution Units
96
45 W
Power Consumption
15 W
1.43 TFLOPS
Graphics Performance
1.69 TFLOPS

Miscellaneous

Intel Core i3 1305U
Official Website
Intel Core i7 1255U
4.0
PCIe Version
4.0
20
PCIe Lanes
20

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