Intel Core i7 11390H vs Intel Core i7 1255U

VS

Intel Core i7 11390H Intel Core i7 1255U

We compared two laptop CPUs: Intel Core i7 11390H with 4 cores 2.9GHz 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 i7 11390H 's Advantages

Higher base frequency (3.4GHz vs 1.7GHz)

Intel Core i7 1255U 's Advantages

Released 8 months late

Higher specification of memory (LPDDR5-5200 vs LPDDR4x-4267)

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

Lower TDP (12W vs 28W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 11390H

1596

Intel Core i7 1255U +4%

1669

Cinebench R23 Multi Core

Intel Core i7 11390H

6349

Intel Core i7 1255U +31%

8335

Geekbench 6 Single Core

Intel Core i7 11390H

1895

Intel Core i7 1255U +18%

2248

Geekbench 6 Multi Core

Intel Core i7 11390H

5672

Intel Core i7 1255U +26%

7162

Blender

Intel Core i7 11390H

35

Intel Core i7 1255U +120%

77

Geekbench 5 Single Core

Intel Core i7 11390H

1532

Intel Core i7 1255U +6%

1628

Geekbench 5 Multi Core

Intel Core i7 11390H

4454

Intel Core i7 1255U +65%

7372

Passmark CPU Single Core

Intel Core i7 11390H

2936

Intel Core i7 1255U +12%

3308

Passmark CPU Multi Core

Intel Core i7 11390H

10486

Intel Core i7 1255U +31%

13792

Intel Core i7 11390H

VS

Intel Core i7 1255U

General Parameters

Jun 2021

Release Date

Feb 2022

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Tiger Lake-H35

Core Architecture

Alder Lake

i7-11390H

Processor Number

i7-1255U

BGA-1449

Socket

BGA-1744

Iris Xe Graphics G7 96EU

Integrated Graphics

Iris Xe Graphics (96EU)

Package

10 nm

Manufacturing Process

10 nm

BGA-1449

Socket

BGA-1744

28-35 W

Power Consumption

12-15 W

-

Max Turbo Power Consumption

55 W

100 °C

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

2

8

Performance Core Threads

4

2.9-3.4 GHz

Performance Core Base Frequency

1.7 GHz

5 GHz

Performance Core Turbo Frequency

4.7 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.2 GHz

-

Efficiency Core Turbo Frequency

3.5 GHz

4

Total Core Count

10

8

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

29-34x

Multiplier

17x

96 K per core

L1 Cache

80 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

DDR4-3200, LPDDR4x-4267

Memory Types

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

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

51.2 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

1400 MHz

GPU Max Dynamic Frequency

1250 MHz

768

Shader Units

768

48

Texture Units

48

24

Raster Operation Units

24

96

Execution Units

96

15 W

Power Consumption

15 W

1.69 TFLOPS

Graphics Performance

1.69 TFLOPS

Miscellaneous

Intel Core i7 11390H

Official Website

Intel Core i7 1255U

4.0

PCIe Version

4.0

16

PCIe Lanes

20

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