AMD Radeon HD 6450M vs NVIDIA GeForce RTX 4090 Max-Q

VS

AMD Radeon HD 6450M

NVIDIA GeForce RTX 4090 Max-Q

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6450M and 16GB VRAM GeForce RTX 4090 Max Q 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 1024GB)

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

9568 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450M

0.192 TFLOPS

GeForce RTX 4090 Max Q +14644%

28.31 TFLOPS

Radeon HD 6450M

VS

GeForce RTX 4090 Max Q

Graphics Card

Jan 2011

Release Date

Jan 2023

Vancouver

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

930 MHz

-

Boost Clock

1455 MHz

800 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

16GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

12.80GB/s

Bandwidth

448.0GB/s

Render Config

2

Compute Units

-

SM Count

76

160

Shading Units

9728

8

TMUs

304

4

ROPs

112

-

Tensor Cores

304

-

RT Cores

76

8 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

64 MB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

163.0 GPixel/s

4.800 GTexel/s

Texture Rate

442.3 GTexel/s

-

FP16 (half)

28.31 TFLOPS

192.0 GFLOPS

FP32 (float)

28.31 TFLOPS

-

FP64 (double)

442.3 GFLOPS

Board Design

Unknown

TDP

80W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

AD103

Seymour PRO S3 (216-0809024)

GPU Variant

GN21-X11

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

0.37 billion

Transistors

45.9 billion

67 mm²

Die Size

379 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.9

5.0

Shader Model

6.7

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