Home Comparison Intel Core 9 270H vs Intel Core i7 1255U

Intel Core 9 270H vs Intel Core i7 1255U

Intel Core 9 270H
VS
Intel Core i7 1255U
Intel Core 9 270H
Intel Core i7 1255U
We compared two laptop CPUs: Intel Core 9 270H with 14 cores 2.7GHz 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 9 270H 's Advantages
Released 2 years and 10 months late
Larger memory bandwidth (83.2GB/s vs 76.8GB/s)
Newer PCIe version (5 vs 4.0)
Higher base frequency (2.7GHz vs 1.7GHz)
Larger L3 cache size (24MB vs 12MB)
Intel Core i7 1255U 's Advantages
Integrated graphics card
Higher specification of memory (5200 vs 5200)
Lower TDP (15W vs 45W)

Score

Benchmark

Geekbench 6 Single Core
Intel Core 9 270H +11%
2504
Intel Core i7 1255U
2248
Geekbench 6 Multi Core
Intel Core 9 270H +73%
12398
Intel Core i7 1255U
7162
Intel Core 9 270H
VS
Intel Core i7 1255U

General Parameters

Dec 2024
Release Date
Feb 2022
Intel
Manufacturer
Intel
Laptop
Type
Laptop
-
Instruction Set
x86-64
Raptor Lake-H
Core Architecture
Alder Lake
-
Processor Number
i7-1255U
Intel BGA 1744
Socket
BGA-1744
Iris Xe Graphics 96EU
Integrated Graphics
Iris Xe Graphics (96EU)
Core 9(Raptor Lake-H Refresh)
Generation
-

Package

10 nm
Manufacturing Process
10 nm
45 W
Power Consumption
12-15 W
-
Max Turbo Power Consumption
55 W
100°C
Peak Operating Temperature
100°C
Intel
Foundry
-

CPU Performance

6
Performance Cores
2
12
Performance Core Threads
4
2.7 GHz
Performance Core Base Frequency
1.7 GHz
5.8 GHz
Performance Core Turbo Frequency
4.7 GHz
8
Efficiency Cores
8
8
Efficiency Core Threads
8
2000 MHz
Efficiency Core Base Frequency
1.2 GHz
4.1 GHz
Efficiency Core Turbo Frequency
3.5 GHz
14
Total Core Count
10
20
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
27.0
Multiplier
17x
80 KB per core
L1 Cache
80 K per core
2 MB per core
L2 Cache
1280 K per core
24 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
1
SMP
-

Memory Parameters

DDR4-3200, DDR5-5200
Memory Types
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
-
Max Memory Size
64 GB
2
Max Memory Channels
2
83.2 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

-
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1250 MHz
-
Shader Units
768
-
Texture Units
48
-
Raster Operation Units
24
-
Execution Units
96
-
Power Consumption
15 W
-
Graphics Performance
1.69 TFLOPS

Miscellaneous

Intel Core 9 270H
Official Website
Intel Core i7 1255U
5
PCIe Version
4.0
8
PCIe Lanes
20

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