Intel Core i7 1265U vs Intel Core i7 1255U
CPU Specs Compare
General Parameters
Release Date
Feb 2022
Feb 2022
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Alder Lake-U
Alder Lake
Processor Number
i7-1265U
i7-1255U
Integrated Graphics
Iris Xe Graphics G7 (96EU)
Iris Xe Graphics (96EU)
Package
Manufacturing Process
10 nm
10 nm
Socket
BGA-1744
BGA-1744
Power Consumption
12-15 W
12-15 W
Peak Operating Temperature
100 °C
100°C
Max Turbo Power Consumption
-
55 W
CPU Performance
Performance Cores
2
2
Performance Core Base Frequency
1.8 GHz
1.7 GHz
Performance Core Turbo Frequency
4.8 GHz
4.7 GHz
Efficiency Cores
8
8
Total Core Count
10
10
Total Thread Count
12
12
Bus Frequency
100 MHz
100 MHz
Multiplier
18x
17x
L1 Cache
80 K per core
80 K per core
L2 Cache
1280 K per core
1280 K per core
L3 Cache
12 MB shared
12 MB shared
Unlocked Multiplier
No
No
Performance Core Threads
-
4
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.2 GHz
Efficiency Core Turbo Frequency
-
3.5 GHz
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size
64 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
76.8 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
1250 MHz
1250 MHz
Shader Units
768
768
Texture Units
48
48
Raster Operation Units
24
24
Execution Units
96
96
Power Consumption
15 W
15 W
📊 Benchmark
Cinebench R23
1,737
1,701
Cinebench R23
8,040
8,233
Geekbench 6
1,503
2,248
Geekbench 5
1,699
1,628
Geekbench 6
2,916
7,162
Geekbench 5
7,725
7,372
Blender
59
125
Passmark CPU
3,341
3,308
Passmark CPU
13,724
13,792