Intel Core i7 1255U vs Intel Core i5 11400H

VS

Intel Core i7 1255U

Intel Core i5 11400H

We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and Intel Core i5 11400H with 6 cores 2.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 1255U 's Advantages

Released 9 months late

Better graphics card performance

Higher specification of memory (5200 vs 3200)

Larger memory bandwidth (76.8GB/s vs 51.2GB/s)

Lower TDP (15W vs 45W)

Intel Core i5 11400H 's Advantages

Higher base frequency (2.7GHz vs 1.7GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 1255U +16%

1701

Intel Core i5 11400H

1464

Cinebench R23 Multi Core

Intel Core i7 1255U

8233

Intel Core i5 11400H +13%

9315

Geekbench 6 Single Core

Intel Core i7 1255U +21%

2248

Intel Core i5 11400H

1849

Geekbench 6 Multi Core

Intel Core i7 1255U +35%

7162

Intel Core i5 11400H

5279

Blender

Intel Core i7 1255U

125

Intel Core i5 11400H +4%

131

Geekbench 5 Single Core

Intel Core i7 1255U +8%

1628

Intel Core i5 11400H

1502

Geekbench 5 Multi Core

Intel Core i7 1255U +17%

7372

Intel Core i5 11400H

6285

Passmark CPU Single Core

Intel Core i7 1255U +9%

3308

Intel Core i5 11400H

3030

Passmark CPU Multi Core

Intel Core i7 1255U

13792

Intel Core i5 11400H +15%

15916

Intel Core i7 1255U

VS

Intel Core i5 11400H

General Parameters

Feb 2022

Release Date

May 2021

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Tiger Lake H45

i7-1255U

Processor Number

i5-11400H

BGA-1744

Socket

BGA-1787

Iris Xe Graphics (96EU)

Integrated Graphics

UHD Graphics for 11th Gen (16 EU)

Package

10 nm

Manufacturing Process

10 nm

12-15 W

Power Consumption

35-45 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

2

Performance Cores

6

4

Performance Core Threads

12

1.7 GHz

Performance Core Base Frequency

2.2-2.7 GHz

4.7 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.2 GHz

Efficiency Core Base Frequency

-

3.5 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

22-27x

80 K per core

L1 Cache

96 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

DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267

Memory Types

DDR4-3200

64 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

51.2 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

350 MHz

1250 MHz

GPU Max Dynamic Frequency

1450 MHz

768

Shader Units

128

48

Texture Units

16

24

Raster Operation Units

8

96

Execution Units

16

15 W

Power Consumption

15 W

1.69 TFLOPS

Graphics Performance

0.382 TFLOPS

Miscellaneous

Intel Core i7 1255U

Official Website

Intel Core i5 11400H

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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