AMD Radeon RX 6450M vs ATI Mobility Radeon HD 3670

VS

AMD Radeon RX 6450M ATI Mobility Radeon HD 3670

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 256MB VRAM Mobility Radeon HD 3670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 15 years late

Boost Clock2460MHz

Larger VRAM bandwidth (128.0GB/s vs 25.60GB/s)

648 additional rendering cores

ATI Mobility Radeon HD 3670 's Advantages

Lower TDP (30W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 6450M +2218%

3.779 TFLOPS

Mobility Radeon HD 3670

0.163 TFLOPS

Radeon RX 6450M

VS

Mobility Radeon HD 3670

Graphics Card

Jan 2023

Release Date

Jan 2008

Navi Mobile

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

2000 MHz

Base Clock

-

2460 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

12

Compute Units

3

768

Shading Units

120

48

TMUs

8

32

ROPs

4

-

Tensor Cores

-

12

RT Cores

-

128 KB per Array

L1 Cache

-

1024 KB

L2 Cache

128 KB

Theoretical Performance

78.72 GPixel/s

Pixel Rate

2.720 GPixel/s

118.1 GTexel/s

Texture Rate

5.440 GTexel/s

7.557 TFLOPS

FP16 (half)

-

3.779 TFLOPS

FP32 (float)

163.2 GFLOPS

236.2 GFLOPS

FP64 (double)

-

Graphics Processor

Navi 24

GPU Name

M86

Navi 24 XML

GPU Variant

-

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

6 nm

Process Size

55 nm

5.4 billion

Transistors

0.378 billion

107 mm²

Die Size

135 mm²

Board Design

50W

TDP

30W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

4.1

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