AMD Radeon HD 6450M vs NVIDIA GeForce RTX 4080 Mobile

VS

AMD Radeon HD 6450M NVIDIA GeForce RTX 4080 Mobile

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6450M and 12GB VRAM GeForce RTX 4080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 12 years late

Boost Clock1665MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (432.0GB/s vs 12.80GB/s)

7264 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450M

0.192 TFLOPS

GeForce RTX 4080 Mobile +12775%

24.72 TFLOPS

Radeon HD 6450M

VS

GeForce RTX 4080 Mobile

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

1290 MHz

-

Boost Clock

1665 MHz

800 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

12GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

192bit

12.80GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

58

2

Compute Units

-

160

Shading Units

7424

8

TMUs

232

4

ROPs

80

-

Tensor Cores

232

-

RT Cores

58

8 KB (per CU)

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

48 MB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

133.2 GPixel/s

4.800 GTexel/s

Texture Rate

386.3 GTexel/s

-

FP16 (half)

24.72 TFLOPS

192.0 GFLOPS

FP32 (float)

24.72 TFLOPS

-

FP64 (double)

386.3 GFLOPS

Graphics Processor

Seymour

GPU Name

AD104

Seymour PRO S3 (216-0809024)

GPU Variant

GN21-X9

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

0.37 billion

Transistors

35.8 billion

67 mm²

Die Size

295 mm²

Board Design

Unknown

TDP

110W

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

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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