Intel Core i7 1255U vs AMD Ryzen 7 4800U

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We compared two laptop CPUs: Intel Core i7 1255U with 10 cores 1.7GHz and AMD Ryzen 7 4800U with 8 cores 1.8GHz . 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 2 years and 1 months late

Higher specification of memory (LPDDR5-5200 vs LPDDR4X-4266)

Larger memory bandwidth (76.8GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (12MB vs 8MB)

AMD Ryzen 7 4800U 's Advantages

Higher base frequency (1.8GHz vs 1.7GHz)

Lower TDP (10W vs 12W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 1255U +35%

1669

AMD Ryzen 7 4800U

1231

Cinebench R23 Multi Core

Intel Core i7 1255U

8335

AMD Ryzen 7 4800U +7%

8999

Geekbench 6 Single Core

Intel Core i7 1255U +58%

2248

AMD Ryzen 7 4800U

1415

Geekbench 6 Multi Core

Intel Core i7 1255U +69%

7162

AMD Ryzen 7 4800U

4218

Blender

Intel Core i7 1255U

77

AMD Ryzen 7 4800U +16%

90

Geekbench 5 Single Core

Intel Core i7 1255U +38%

1628

AMD Ryzen 7 4800U

1176

Geekbench 5 Multi Core

Intel Core i7 1255U +16%

7372

AMD Ryzen 7 4800U

6344

Passmark CPU Single Core

Intel Core i7 1255U +27%

3308

AMD Ryzen 7 4800U

2596

Passmark CPU Multi Core

Intel Core i7 1255U

13792

AMD Ryzen 7 4800U +22%

16869

Intel Core i7 1255U

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AMD Ryzen 7 4800U

General Parameters

Feb 2022

Release Date

Jan 2020

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Zen 2

i7-1255U

Processor Number

-

BGA-1744

Socket

FP6

Iris Xe Graphics (96EU)

Integrated Graphics

Radeon Vega 8

Package

10 nm

Manufacturing Process

7 nm

BGA-1744

Socket

FP6

12-15 W

Power Consumption

10-25 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

105 °C

CPU Performance

2

Performance Cores

8

4

Performance Core Threads

16

1.7 GHz

Performance Core Base Frequency

1.8 GHz

4.7 GHz

Performance Core Turbo Frequency

4.2 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

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

18x

80 K per core

L1 Cache

32 K per core

1280 K per core

L2 Cache

512 K per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

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

Memory Types

DDR4-3200, LPDDR4X-4266

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

4

76.8 GB/s

Max Memory Bandwidth

68.27 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1250 MHz

GPU Max Dynamic Frequency

1750 MHz

768

Shader Units

512

48

Texture Units

32

24

Raster Operation Units

8

96

Execution Units

-

15 W

Power Consumption

15 W

1.69 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i7 1255U

Official Website

AMD Ryzen 7 4800U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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