AMD Ryzen 9 7945HX3D vs AMD Ryzen 5 Pro 6650U

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AMD Ryzen 9 7945HX3D AMD Ryzen 5 Pro 6650U

We compared two laptop CPUs: AMD Ryzen 9 7945HX3D with 16 cores 2.3GHz and AMD Ryzen 5 Pro 6650U with 6 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 7945HX3D 's Advantages

Larger memory bandwidth (83.2GB/s vs 76.8GB/s)

Newer PCIe version (5 vs 4.0)

Larger L3 cache size (128MB vs 16MB)

More modern manufacturing process (5nm vs 6nm)

AMD Ryzen 5 Pro 6650U 's Advantages

Better graphics card performance

Higher specification of memory (LPDDR5-6400 vs DDR5-5200)

Higher base frequency (2.9GHz vs 2.3GHz)

Lower TDP (15W vs 55W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 9 7945HX3D +32%

1958

AMD Ryzen 5 Pro 6650U

1473

Cinebench R23 Multi Core

AMD Ryzen 9 7945HX3D +280%

33745

AMD Ryzen 5 Pro 6650U

8870

Geekbench 6 Single Core

AMD Ryzen 9 7945HX3D +61%

2783

AMD Ryzen 5 Pro 6650U

1720

Geekbench 6 Multi Core

AMD Ryzen 9 7945HX3D +224%

16080

AMD Ryzen 5 Pro 6650U

4960

Blender

AMD Ryzen 9 7945HX3D +311%

485

AMD Ryzen 5 Pro 6650U

118

Geekbench 5 Single Core

AMD Ryzen 9 7945HX3D +46%

2138

AMD Ryzen 5 Pro 6650U

1460

Geekbench 5 Multi Core

AMD Ryzen 9 7945HX3D +189%

19153

AMD Ryzen 5 Pro 6650U

6605

AMD Ryzen 9 7945HX3D

VS

AMD Ryzen 5 Pro 6650U

General Parameters

Jul 2023

Release Date

Apr 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Dragon Range

Core Architecture

Zen 3+ (Rembrandt)

AMD Socket FL1

Socket

FP7

Radeon 610M

Integrated Graphics

Radeon 660M

Ryzen 9 (Zen 4 (Dragon Range))

Generation

-

Package

17.84 billions

Transistor Count

-

5 nm

Manufacturing Process

6 nm

AMD Socket FL1

Socket

FP7

55 W

Power Consumption

15-28 W

89 °C

Peak Operating Temperature

95°C

TSMC

Foundry

-

2x71 mm²

Die Size

-

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

µFC-BGAFL1

Package

-

CPU Performance

-

Performance Cores

6

-

Performance Core Threads

12

2.3 GHz

Performance Core Base Frequency

2.9 GHz

5.4 GHz

Performance Core Turbo Frequency

4.5 GHz

16

Total Core Count

6

32

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

29x

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

128 MB shared

L3 Cache

16 MB shared

Yes

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5200

Memory Types

DDR5-4800, LPDDR5-6400

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

2200 MHz

GPU Max Dynamic Frequency

1900 MHz

-

Shader Units

384

-

Texture Units

24

-

Raster Operation Units

16

2

Execution Units

6

-

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

1.46 TFLOPS

Miscellaneous

AMD Ryzen 9 7945HX3D

Official Website

AMD Ryzen 5 Pro 6650U

5

PCIe Version

4.0

28

PCIe Lanes

20

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