NVIDIA GeForce GTX 980MX vs AMD Radeon HD 6670A

VS

NVIDIA GeForce GTX 980MX

AMD Radeon HD 6670A

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980MX and 1024MB VRAM Radeon HD 6670A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980MX 's Advantages

Released 5 years and 2 months late

Boost Clock1178MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (192.0GB/s vs 64.00GB/s)

1184 additional rendering cores

AMD Radeon HD 6670A 's Advantages

Lower TDP (45W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 980MX +580%

3.92 TFLOPS

Radeon HD 6670A

0.576 TFLOPS

GeForce GTX 980MX

VS

Radeon HD 6670A

Graphics Card

Jun 2016

Release Date

Apr 2011

GeForce 900M

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

192.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

-

1664

Shading Units

480

104

TMUs

24

64

ROPs

8

-

48 KB (per SMM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

75.39 GPixel/s

Pixel Rate

4.800 GPixel/s

122.5 GTexel/s

Texture Rate

14.40 GTexel/s

-

3.920 TFLOPS

FP32 (float)

576.0 GFLOPS

122.5 GFLOPS

FP64 (double)

-

Board Design

148W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

Turks

N16E-GXX-A1

GPU Variant

Turks XT (215-0803000)

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

118 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

-

6.4

Shader Model

5.0

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