AMD Ryzen 9 7845HX vs AMD Ryzen 9 5900HX

VS

AMD Ryzen 9 7845HX

AMD Ryzen 9 5900HX

We compared two laptop CPUs: AMD Ryzen 9 7845HX with 12 cores 3.0GHz 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

AMD Ryzen 9 7845HX 's Advantages

Released 2 years late

Higher specification of memory (5200 vs 4266)

Larger memory bandwidth (83.2GB/s vs 68.27GB/s)

Newer PCIe version (5.0 vs 3.0)

Larger L3 cache size (64MB vs 16MB)

More modern manufacturing process (5nm vs 7nm)

AMD Ryzen 9 5900HX 's Advantages

Higher base frequency (3.3GHz vs 3.0GHz)

Lower TDP (54W vs 75W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7845HX +25%

1864

AMD Ryzen 9 5900HX

1481

Cinebench R23 Multi Core

AMD Ryzen 9 7845HX +108%

26641

AMD Ryzen 9 5900HX

12793

Geekbench 6 Single Core

AMD Ryzen 9 7845HX +30%

2600

AMD Ryzen 9 5900HX

1993

Geekbench 6 Multi Core

AMD Ryzen 9 7845HX +38%

12851

AMD Ryzen 9 5900HX

9310

Blender

AMD Ryzen 9 7845HX +67%

359

AMD Ryzen 9 5900HX

214

Geekbench 5 Single Core

AMD Ryzen 9 7845HX +35%

2052

AMD Ryzen 9 5900HX

1511

Geekbench 5 Multi Core

AMD Ryzen 9 7845HX +101%

16693

AMD Ryzen 9 5900HX

8303

AMD Ryzen 9 7845HX

VS

AMD Ryzen 9 5900HX

General Parameters

Jan 2023

Release Date

Jan 2021

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Cezanne

FL1

Socket

FP6

Radeon 610M

Integrated Graphics

Radeon RX Vega 8

Package

5 nm

Manufacturing Process

7 nm

45-75 W

Power Consumption

35-54 W

100°C

Peak Operating Temperature

105 °C

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.0 GHz

Performance Core Base Frequency

3.3 GHz

5.2 GHz

Performance Core Turbo Frequency

4.6 GHz

12

Total Core Count

8

24

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

33x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

64 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

Yes

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200, LPDDR4-4266

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

68.27 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

-

2200 MHz

GPU Max Dynamic Frequency

2100 MHz

128

Shader Units

512

8

Texture Units

32

4

Raster Operation Units

8

2

Execution Units

-

15 W

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 9 7845HX

Official Website

AMD Ryzen 9 5900HX

5.0

PCIe Version

3.0

28

PCIe Lanes

16

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