Intel Core i7 1255U vs Intel Core 7 240H
We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and Intel Core 7 240H with 10 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 1255U Advantages
Better graphics card performance
Lower TDP (15W vs 45W)
Intel Core 7 240H Advantages
Released 2 years and 10 months late
Higher specification of memory (6400 vs 5200)
Larger memory bandwidth (83.2GB/s vs 76.8GB/s)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.5GHz vs 1.7GHz)
Larger L3 cache size (24MB vs 12MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 1255U
1701
Intel Core 7 240H
+11%
1891
Cinebench R23 Multi Core
Intel Core i7 1255U
8233
Intel Core 7 240H
+102%
16631
Geekbench 6 Single Core
Intel Core i7 1255U
2248
Intel Core 7 240H
+19%
2688
Geekbench 6 Multi Core
Intel Core i7 1255U
7162
Intel Core 7 240H
+85%
13279
Passmark CPU Single Core
Intel Core i7 1255U
3308
Intel Core 7 240H
+16%
3858
Passmark CPU Multi Core
Intel Core i7 1255U
13792
Intel Core 7 240H
+65%
22770
General Parameters
Feb 2022
Release Date
Dec 2024
Intel
Manufacturer
Intel
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Alder Lake
Core Architecture
Raptor Lake
i7-1255U
Processor Number
240H
BGA-1744
Socket
BGA-1744
Iris Xe Graphics (96EU)
Integrated Graphics
Iris Xe Graphics (64EU)
-
Generation
Core 7(Raptor Lake-H Refresh)
Package
10 nm
Manufacturing Process
10 nm
12-15 W
Power Consumption
35-45 W
55 W
Max Turbo Power Consumption
115 W
100°C
Peak Operating Temperature
100 °C
-
Foundry
Intel
CPU Performance
2
Performance Cores
6
4
Performance Core Threads
12
1.7 GHz
Performance Core Base Frequency
2.5 GHz
4.7 GHz
Performance Core Turbo Frequency
5.2 GHz
8
Efficiency Cores
4
8
Efficiency Core Threads
4
1.2 GHz
Efficiency Core Base Frequency
1.8 GHz
3.5 GHz
Efficiency Core Turbo Frequency
4 GHz
10
Total Core Count
10
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
17x
Multiplier
25
80 K per core
L1 Cache
80 K per core
1280 K per core
L2 Cache
2 MB per core
12 MB shared
L3 Cache
24 MB shared
No
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Memory Types
DDR5-5600,DDR4-3200,LPDDR5-6400,LPDDR5x-6400,LPDDR4x-4267
64 GB
Max Memory Size
96 GB
2
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
83.2 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
1550 MHz
768
Shader Units
512
48
Texture Units
32
24
Raster Operation Units
16
96
Execution Units
64
15 W
Power Consumption
15
1.69 TFLOPS
Graphics Performance
1.59 TFLOPS
