AMD Radeon RX 6450M vs AMD Radeon RX 470 Mobile

VS

AMD Radeon RX 6450M

AMD Radeon RX 470 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 8GB VRAM Radeon RX 470 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 6 years and 5 months late

Boost Clock has increased by 129% (2460MHz vs 1074MHz)

Lower TDP (50W vs 85W)

AMD Radeon RX 470 Mobile 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (224.0GB/s vs 128.0GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6450M

3.779 TFLOPS

Radeon RX 470 Mobile +16%

4.399 TFLOPS

Radeon RX 6450M

VS

Radeon RX 470 Mobile

Graphics Card

Jan 2023

Release Date

Aug 2016

Navi Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

MXM-B (3.0)

Clock Speeds

2000 MHz

Base Clock

926 MHz

2460 MHz

Boost Clock

1074 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

128.0GB/s

Bandwidth

224.0GB/s

Render Config

12

Compute Units

32

-

768

Shading Units

2048

48

TMUs

128

32

ROPs

32

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

16 MB

L3 Cache

-

Theoretical Performance

78.72 GPixel/s

Pixel Rate

34.37 GPixel/s

118.1 GTexel/s

Texture Rate

137.5 GTexel/s

7.557 TFLOPS

FP16 (half)

4.399 TFLOPS

3.779 TFLOPS

FP32 (float)

4.399 TFLOPS

236.2 GFLOPS

FP64 (double)

274.9 GFLOPS

Board Design

50W

TDP

85W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Navi 24

GPU Name

Ellesmere

Navi 24 XML

GPU Variant

Ellesmere PRO

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

6 nm

Process Size

14 nm

5.4 billion

Transistors

5.7 billion

107 mm²

Die Size

232 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

6.7

Shader Model

6.4

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