AMD Ryzen 3 3300U vs AMD Ryzen 9 7945HX

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We compared two laptop CPUs: AMD Ryzen 3 3300U with 4 cores 2.1GHz and AMD Ryzen 9 7945HX with 16 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 3 3300U 's Advantages

Better graphics card performance

Lower TDP (12W vs 55W)

AMD Ryzen 9 7945HX 's Advantages

Released 4 years late

Higher specification of memory (DDR5-5200 vs DDR4-2400)

Larger memory bandwidth (83.2GB/s vs 35.76GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (2.5GHz vs 2.1GHz)

Larger L3 cache size (64MB vs 4MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 3 3300U

907

AMD Ryzen 9 7945HX +116%

1963

Cinebench R23 Multi Core

AMD Ryzen 3 3300U

2394

AMD Ryzen 9 7945HX +1344%

34581

Geekbench 6 Single Core

AMD Ryzen 3 3300U

574

AMD Ryzen 9 7945HX +406%

2906

Geekbench 6 Multi Core

AMD Ryzen 3 3300U

1275

AMD Ryzen 9 7945HX +1422%

19413

Blender

AMD Ryzen 3 3300U

37

AMD Ryzen 9 7945HX +1264%

505

Geekbench 5 Single Core

AMD Ryzen 3 3300U

813

AMD Ryzen 9 7945HX +157%

2095

Geekbench 5 Multi Core

AMD Ryzen 3 3300U

2505

AMD Ryzen 9 7945HX +677%

19488

Passmark CPU Single Core

AMD Ryzen 3 3300U

1850

AMD Ryzen 9 7945HX +120%

4076

Passmark CPU Multi Core

AMD Ryzen 3 3300U

5638

AMD Ryzen 9 7945HX +879%

55213

AMD Ryzen 3 3300U

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AMD Ryzen 9 7945HX

General Parameters

Jan 2019

Release Date

Jan 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Picasso

Core Architecture

Zen 4 (Dragon Range)

FP5

Socket

FL1

Radeon Vega 6

Integrated Graphics

Radeon 610M

Package

4.9 billions

Transistor Count

13.1 billions

12 nm

Manufacturing Process

5 nm

FP5

Socket

FL1

12-35 W

Power Consumption

55-75 W

105 °C

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

16

4

Performance Core Threads

32

2.1 GHz

Performance Core Base Frequency

2.5 GHz

3.5 GHz

Performance Core Turbo Frequency

5.4 GHz

4

Total Core Count

16

4

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

21x

Multiplier

25x

96 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

4 MB shared

L3 Cache

64 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2400

Memory Types

DDR5-5200

32 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

35.76 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

1500 MHz

1200 MHz

GPU Max Dynamic Frequency

2200 MHz

384

Shader Units

128

24

Texture Units

8

Raster Operation Units

4

6

Execution Units

2

15 W

Power Consumption

15 W

3840x2160 - 60 Hz

Max Resolution

-

0.85 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

AMD Ryzen 3 3300U

Official Website

AMD Ryzen 9 7945HX

3.0

PCIe Version

5.0

12

PCIe Lanes

28

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