AMD Ryzen 9 5900HX vs Intel Core i7 1355U

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We compared two laptop CPUs: AMD Ryzen 9 5900HX with 8 cores 3.3GHz and Intel Core i7 1355U with 10 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 5900HX 's Advantages

Higher base frequency (3.3GHz vs 1.7GHz)

Larger L3 cache size (16MB vs 12MB)

Intel Core i7 1355U 's Advantages

Released 2 years late

Higher specification of memory (LPDDR5-6400 vs LPDDR4-4266)

Larger memory bandwidth (89.6GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

Lower TDP (12W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 5900HX

1484

Intel Core i7 1355U +21%

1806

Cinebench R23 Multi Core

AMD Ryzen 9 5900HX +37%

12809

Intel Core i7 1355U

9334

Geekbench 6 Single Core

AMD Ryzen 9 5900HX

1993

Intel Core i7 1355U +19%

2379

Geekbench 6 Multi Core

AMD Ryzen 9 5900HX +17%

9310

Intel Core i7 1355U

7945

Blender

AMD Ryzen 9 5900HX +91%

216

Intel Core i7 1355U

113

Geekbench 5 Single Core

AMD Ryzen 9 5900HX

1511

Intel Core i7 1355U +13%

1709

Geekbench 5 Multi Core

AMD Ryzen 9 5900HX

8303

Intel Core i7 1355U +1%

8398

Passmark CPU Single Core

AMD Ryzen 9 5900HX

3183

Intel Core i7 1355U +12%

3594

Passmark CPU Multi Core

AMD Ryzen 9 5900HX +49%

22772

Intel Core i7 1355U

15257

AMD Ryzen 9 5900HX

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Intel Core i7 1355U

General Parameters

Jan 2021

Release Date

Jan 2023

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Cezanne

Core Architecture

Raptor Lake

-

Processor Number

i7-1355U

FP6

Socket

BGA-1744

Radeon RX Vega 8

Integrated Graphics

Iris Xe Graphics (96EU)

Package

7 nm

Manufacturing Process

10 nm

FP6

Socket

BGA-1744

35-54 W

Power Consumption

12-15 W

-

Max Turbo Power Consumption

55 W

105 °C

Peak Operating Temperature

100°C

CPU Performance

8

Performance Cores

2

16

Performance Core Threads

4

3.3 GHz

Performance Core Base Frequency

1.7 GHz

4.6 GHz

Performance Core Turbo Frequency

5 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.2 GHz

-

Efficiency Core Turbo Frequency

3.7 GHz

8

Total Core Count

10

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

33x

Multiplier

17x

64 K per core

L1 Cache

80 K per core

512 K per core

L2 Cache

1280 K per core

16 MB shared

L3 Cache

12 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR4-3200, LPDDR4-4266

Memory Types

DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267

64 GB

Max Memory Size

96 GB

2

Max Memory Channels

2

68.27 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

2100 MHz

GPU Max Dynamic Frequency

1300 MHz

512

Shader Units

768

32

Texture Units

48

8

Raster Operation Units

24

-

Execution Units

96

15 W

Power Consumption

15 W

-

Graphics Performance

1.69 TFLOPS

Miscellaneous

AMD Ryzen 9 5900HX

Official Website

Intel Core i7 1355U

3.0

PCIe Version

4.0

16

PCIe Lanes

20

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