NVIDIA GeForce RTX 4080 Mobile vs AMD Radeon HD 6630M Mac Edition

VS

NVIDIA GeForce RTX 4080 Mobile

AMD Radeon HD 6630M Mac Edition

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Mobile and 256MB VRAM Radeon HD 6630M Mac Edition 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 256GB)

Larger VRAM bandwidth (432.0GB/s vs 19.20GB/s)

6944 additional rendering cores

AMD Radeon HD 6630M Mac Edition 's Advantages

Lower TDP (26W vs 110W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile +5050%

24.72 TFLOPS

Radeon HD 6630M Mac Edition

0.48 TFLOPS

GeForce RTX 4080 Mobile

VS

Radeon HD 6630M Mac Edition

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

1290 MHz

Base Clock

-

1665 MHz

Boost Clock

-

2250 MHz

Memory Clock

600 MHz

Memory

12GB

Memory Size

256MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

64bit

432.0GB/s

Bandwidth

19.20GB/s

Render Config

-

Compute Units

6

58

SM Count

-

7424

Shading Units

480

232

TMUs

24

80

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

-

48 MB

L2 Cache

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

4.000 GPixel/s

386.3 GTexel/s

Texture Rate

12.00 GTexel/s

24.72 TFLOPS

FP16 (half)

-

24.72 TFLOPS

FP32 (float)

480.0 GFLOPS

386.3 GFLOPS

FP64 (double)

-

Board Design

110W

TDP

26W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

Whistler

GN21-X9

GPU Variant

Whistler LP

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

35.8 billion

Transistors

0.716 billion

295 mm²

Die Size

104 mm²

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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