AMD Ryzen 5 7645HX vs AMD Ryzen 3 7330U

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We compared two laptop CPUs: AMD Ryzen 5 7645HX with 6 cores 4.0GHz and AMD Ryzen 3 7330U with 4 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 7645HX 's Advantages

Larger memory bandwidth (83.2GB/s vs 51.2GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (4.0GHz vs 2.3GHz)

Larger L3 cache size (32MB vs 8MB)

More modern manufacturing process (5nm vs 7nm)

AMD Ryzen 3 7330U 's Advantages

Better graphics card performance

Higher specification of memory (LPDDR4x-4267 vs DDR5-5200)

Lower TDP (15W vs 45W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 7645HX +30%

1827

AMD Ryzen 3 7330U

1399

Cinebench R23 Multi Core

AMD Ryzen 5 7645HX +174%

14098

AMD Ryzen 3 7330U

5135

Geekbench 6 Single Core

AMD Ryzen 5 7645HX +111%

2720

AMD Ryzen 3 7330U

1284

Geekbench 6 Multi Core

AMD Ryzen 5 7645HX +317%

11906

AMD Ryzen 3 7330U

2855

Geekbench 5 Single Core

AMD Ryzen 5 7645HX +58%

1895

AMD Ryzen 3 7330U

1199

Geekbench 5 Multi Core

AMD Ryzen 5 7645HX +180%

11141

AMD Ryzen 3 7330U

3969

AMD Ryzen 5 7645HX

VS

AMD Ryzen 3 7330U

General Parameters

Jan 2023

Release Date

Jan 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Zen 3 (Cezanne)

FL1

Socket

FP6

Radeon 610M

Integrated Graphics

Radeon Graphics (Ryzen 7000)

Package

-

Transistor Count

10.7 billions

5 nm

Manufacturing Process

7 nm

FL1

Socket

FP6

45-75 W

Power Consumption

15 W

100°C

Peak Operating Temperature

95°C

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

8

4.0 GHz

Performance Core Base Frequency

2.3 GHz

5 GHz

Performance Core Turbo Frequency

4.3 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

40x

Multiplier

23x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

512 K per core

32 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

DDR4-3200, LPDDR4x-4267

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

51.2 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

1500 MHz

2200 MHz

GPU Max Dynamic Frequency

1800 MHz

128

Shader Units

128

8

Texture Units

8

4

Raster Operation Units

4

2

Execution Units

2

15 W

Power Consumption

15 W

0.49 TFLOPS

Graphics Performance

0.54 TFLOPS

Miscellaneous

AMD Ryzen 5 7645HX

Official Website

AMD Ryzen 3 7330U

5.0

PCIe Version

3.0

28

PCIe Lanes

20

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