NVIDIA GeForce RTX 4090 Max-Q vs AMD Radeon HD 6430M

VS

NVIDIA GeForce RTX 4090 Max-Q AMD Radeon HD 6430M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 4090 Max Q and 1024MB VRAM Radeon HD 6430M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Released 12 years late

Boost Clock1455MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (448.0GB/s vs 12.80GB/s)

9568 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Max Q +18403%

28.31 TFLOPS

Radeon HD 6430M

0.153 TFLOPS

GeForce RTX 4090 Max Q

VS

Radeon HD 6430M

Graphics Card

Jan 2023

Release Date

Jan 2011

GeForce 40 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

930 MHz

Base Clock

-

1455 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

12.80GB/s

Render Config

76

SM Count

-

Compute Units

2

9728

Shading Units

160

304

TMUs

8

112

ROPs

4

304

Tensor Cores

-

76

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

64 MB

L2 Cache

128 KB

Theoretical Performance

163.0 GPixel/s

Pixel Rate

1.920 GPixel/s

442.3 GTexel/s

Texture Rate

3.840 GTexel/s

28.31 TFLOPS

FP16 (half)

-

28.31 TFLOPS

FP32 (float)

153.6 GFLOPS

442.3 GFLOPS

FP64 (double)

-

Graphics Processor

AD103

GPU Name

Seymour

GN21-X11

GPU Variant

Seymour LP S3 (216-0809020)

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

45.9 billion

Transistors

0.37 billion

379 mm²

Die Size

67 mm²

Board Design

80W

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.9

CUDA

-

6.7

Shader Model

5.0

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