AMD Radeon RX 6300M vs AMD Radeon HD 6450A

VS

AMD Radeon RX 6300M

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 6300M and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6300M 's Advantages

Released 10 years and 9 months late

Boost Clock2400MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (72.00GB/s vs 8.528GB/s)

608 additional rendering cores

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 35W)

Score

Benchmark

FP32 (float)

Radeon RX 6300M +1743%

3.686 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon RX 6300M

VS

Radeon HD 6450A

Graphics Card

Jan 2022

Release Date

Apr 2011

Mobility Radeon

Generation

All-In-One

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

MXM-A (3.0)

Clock Speeds

2000 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2250 MHz

Memory Clock

533 MHz

Memory

2GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

32bit

Memory Bus

64bit

72.00GB/s

Bandwidth

8.528GB/s

Render Config

12

Compute Units

2

-

768

Shading Units

160

48

TMUs

8

32

ROPs

4

-

12

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

128 KB

8 MB

L3 Cache

-

Theoretical Performance

76.80 GPixel/s

Pixel Rate

2.500 GPixel/s

115.2 GTexel/s

Texture Rate

5.000 GTexel/s

7.373 TFLOPS

FP16 (half)

-

3.686 TFLOPS

FP32 (float)

200.0 GFLOPS

230.4 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

25W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 24

GPU Name

Caicos

Navi 24 XML

GPU Variant

-

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

5.4 billion

Transistors

0.37 billion

107 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.6

Shader Model

5.0

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