Intel Core i7 1255U vs Intel Celeron N5100

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We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and Intel Celeron N5100 with 4 cores 1.1GHz . 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 1 years and 1 months late

Better graphics card performance

Higher specification of memory (LPDDR5-5200 vs LPDDR4x-2933)

Larger memory bandwidth (76.8GB/s vs 45.8GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (1.7GHz vs 1.1GHz)

Larger L3 cache size (12MB vs 4MB)

Intel Celeron N5100 's Advantages

Lower TDP (6W vs 12W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 1255U +141%

1669

Intel Celeron N5100

692

Cinebench R23 Multi Core

Intel Core i7 1255U +360%

8335

Intel Celeron N5100

1811

Geekbench 6 Single Core

Intel Core i7 1255U +370%

2248

Intel Celeron N5100

478

Geekbench 6 Multi Core

Intel Core i7 1255U +475%

7162

Intel Celeron N5100

1245

Blender

Intel Core i7 1255U +541%

77

Intel Celeron N5100

12

Geekbench 5 Single Core

Intel Core i7 1255U +163%

1628

Intel Celeron N5100

617

Geekbench 5 Multi Core

Intel Core i7 1255U +348%

7372

Intel Celeron N5100

1644

Passmark CPU Single Core

Intel Core i7 1255U +137%

3308

Intel Celeron N5100

1393

Passmark CPU Multi Core

Intel Core i7 1255U +316%

13792

Intel Celeron N5100

3308

Intel Core i7 1255U

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Intel Celeron N5100

General Parameters

Feb 2022

Release Date

Jan 2021

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Jasper Lake

i7-1255U

Processor Number

N5100

BGA-1744

Socket

BGA-1338

Iris Xe Graphics (96EU)

Integrated Graphics

UHD Graphics 24 EUs

Package

10 nm

Manufacturing Process

10 nm

BGA-1744

Socket

BGA-1338

12-15 W

Power Consumption

6 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

105 °C

CPU Performance

2

Performance Cores

4

Performance Core Threads

4

1.7 GHz

Performance Core Base Frequency

1.1 GHz

4.7 GHz

Performance Core Turbo Frequency

-

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

4

12

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

11x

80 K per core

L1 Cache

-

1280 K per core

L2 Cache

384 K per core

12 MB shared

L3 Cache

4 MB shared

No

Unlocked Multiplier

No

Memory Parameters

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

Memory Types

DDR4-2666, LPDDR4x-2933

64 GB

Max Memory Size

16 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

45.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1250 MHz

GPU Max Dynamic Frequency

800 MHz

768

Shader Units

256

48

Texture Units

16

24

Raster Operation Units

8

96

Execution Units

24

15 W

Power Consumption

10 W

1.69 TFLOPS

Graphics Performance

0.3 TFLOPS

Miscellaneous

Intel Core i7 1255U

Official Website

Intel Celeron N5100

4.0

PCIe Version

3.0

20

PCIe Lanes

8

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