NVIDIA GeForce GTX 980 Mobile vs AMD Radeon HD 6630M Mac Edition

VS

NVIDIA GeForce GTX 980 Mobile

AMD Radeon HD 6630M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980 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 GTX 980 Mobile 's Advantages

Released 4 years and 8 months late

Boost Clock1140MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (224.4GB/s vs 19.20GB/s)

1568 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 980 Mobile +872%

4.669 TFLOPS

Radeon HD 6630M Mac Edition

0.48 TFLOPS

GeForce GTX 980 Mobile

VS

Radeon HD 6630M Mac Edition

Graphics Card

Sep 2015

Release Date

Jan 2011

GeForce 900M

Generation

Vancouver

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1064 MHz

Base Clock

-

1140 MHz

Boost Clock

-

1753 MHz

Memory Clock

600 MHz

Memory

8GB

Memory Size

256MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

224.4GB/s

Bandwidth

19.20GB/s

Render Config

-

Compute Units

6

-

2048

Shading Units

480

128

TMUs

24

64

ROPs

8

-

48 KB (per SMM)

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

72.96 GPixel/s

Pixel Rate

4.000 GPixel/s

145.9 GTexel/s

Texture Rate

12.00 GTexel/s

-

4.669 TFLOPS

FP32 (float)

480.0 GFLOPS

145.9 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

26W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

Whistler

N16E-GXX-A1

GPU Variant

Whistler LP

Maxwell 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5.2 billion

Transistors

0.716 billion

398 mm²

Die Size

104 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

5.2

CUDA

-

6.7 (6.4)

Shader Model

5.0

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