AMD Radeon HD 6650M vs NVIDIA GeForce GTX 980MX

VS

AMD Radeon HD 6650M

NVIDIA GeForce GTX 980MX

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650M and 8GB VRAM GeForce GTX 980MX 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 5 months late

Boost Clock1178MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (192.0GB/s vs 25.60GB/s)

1184 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6650M

0.576 TFLOPS

GeForce GTX 980MX +580%

3.92 TFLOPS

Radeon HD 6650M

VS

GeForce GTX 980MX

Graphics Card

Jan 2011

Release Date

Jun 2016

Vancouver

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1050 MHz

-

Boost Clock

1178 MHz

800 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

192.0GB/s

Render Config

6

Compute Units

-

480

Shading Units

1664

24

TMUs

104

8

ROPs

64

-

8 KB (per CU)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

75.39 GPixel/s

14.40 GTexel/s

Texture Rate

122.5 GTexel/s

-

576.0 GFLOPS

FP32 (float)

3.920 TFLOPS

-

FP64 (double)

122.5 GFLOPS

Board Design

Unknown

TDP

148W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

GM204

Whistler LE (216-0810028)

GPU Variant

N16E-GXX-A1

TeraScale 2

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

5.2 billion

118 mm²

Die Size

398 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

5.2

5.0

Shader Model

6.4

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