Intel Core i7 1355U vs AMD Ryzen 9 5900HX

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

Main Differences

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)

AMD Ryzen 9 5900HX's Advantages

Higher base frequency (3.3GHz vs 1.7GHz)

Larger L3 cache size (16MB vs 12MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 1355U +21%

1800

AMD Ryzen 9 5900HX

1485

Cinebench R23 Multi Core

Intel Core i7 1355U

9362

AMD Ryzen 9 5900HX +36%

12783

Geekbench 6 Single Core

Intel Core i7 1355U +19%

2379

AMD Ryzen 9 5900HX

1993

Geekbench 6 Multi Core

Intel Core i7 1355U

7945

AMD Ryzen 9 5900HX +17%

9310

Blender

Intel Core i7 1355U

113

AMD Ryzen 9 5900HX +91%

216

Geekbench 5 Single Core

Intel Core i7 1355U +13%

1709

AMD Ryzen 9 5900HX

1511

Geekbench 5 Multi Core

Intel Core i7 1355U +1%

8398

AMD Ryzen 9 5900HX

8303

Passmark CPU Single Core

Intel Core i7 1355U +12%

3594

AMD Ryzen 9 5900HX

3183

Passmark CPU Multi Core

Intel Core i7 1355U

15257

AMD Ryzen 9 5900HX +49%

22772

Intel Core i7 1355U

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AMD Ryzen 9 5900HX

General Parameters

Jan 2023

Release Date

Jan 2021

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Cezanne

i7-1355U

Processor Number

-

BGA-1744

Socket

FP6

Iris Xe Graphics (96EU)

Integrated Graphics

Radeon RX Vega 8

Package

10 nm

Manufacturing Process

7 nm

BGA-1744

Socket

FP6

12-15 W

Power Consumption

35-54 W

55W

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

3.3 GHz

5 GHz

Performance Core Turbo Frequency

4.6 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.2 GHz

Efficiency Core Base Frequency

-

3.7 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

8

12

Total Thread Count

16

100MHz

Bus Frequency

100MHz

17x

Multiplier

33x

80K per core

L1 Cache

64K per core

1280K per core

L2 Cache

512K per core

12MB shared

L3 Cache

16MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

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

Memory Types

DDR4-3200, LPDDR4-4266

96GB

Max Memory Size

64GB

2

Max Memory Channels

2

89.6 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

-

1300 MHz

GPU Max Dynamic Frequency

2100 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 1355U

Official Website

AMD Ryzen 9 5900HX

4.0

PCIe Version

3.0

20

PCIe Lanes

16

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