AMD Radeon HD 6630M Mac Edition vs NVIDIA GeForce GTX 1080 Mobile

VS

AMD Radeon HD 6630M Mac Edition

NVIDIA GeForce GTX 1080 Mobile

We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6630M Mac Edition and 8GB VRAM GeForce GTX 1080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6630M Mac Edition 's Advantages

Lower TDP (26W vs 150W)

NVIDIA GeForce GTX 1080 Mobile 's Advantages

Released 5 years and 7 months late

Boost Clock1734MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (320.3GB/s vs 19.20GB/s)

2080 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6630M Mac Edition

0.48 TFLOPS

GeForce GTX 1080 Mobile +1749%

8.878 TFLOPS

Radeon HD 6630M Mac Edition

VS

GeForce GTX 1080 Mobile

Graphics Card

Jan 2011

Release Date

Aug 2016

Vancouver

Generation

GeForce 10 Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1556 MHz

-

Boost Clock

1734 MHz

600 MHz

Memory Clock

1251 MHz

Memory

256MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

64bit

Memory Bus

256bit

19.20GB/s

Bandwidth

320.3GB/s

Render Config

6

Compute Units

-

SM Count

20

480

Shading Units

2560

24

TMUs

160

8

ROPs

64

-

L1 Cache

48 KB (per SM)

-

L2 Cache

2 MB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

111.0 GPixel/s

12.00 GTexel/s

Texture Rate

277.4 GTexel/s

-

FP16 (half)

138.7 GFLOPS

480.0 GFLOPS

FP32 (float)

8.878 TFLOPS

-

FP64 (double)

277.4 GFLOPS

Board Design

26W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

GP104

Whistler LP

GPU Variant

N17E-G3-A1

TeraScale 2

Architecture

Pascal

TSMC

Foundry

TSMC

40 nm

Process Size

16 nm

0.716 billion

Transistors

7.2 billion

104 mm²

Die Size

314 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

6.1

5.0

Shader Model

6.4

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