AMD Radeon HD 6650M vs NVIDIA GeForce GTX 980M

VS

AMD Radeon HD 6650M

NVIDIA GeForce GTX 980M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650M and 8GB VRAM GeForce GTX 980M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980M 's Advantages

Released 3 years and 9 months late

Boost Clock1127MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (160.4GB/s vs 25.60GB/s)

1056 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6650M

0.576 TFLOPS

GeForce GTX 980M +501%

3.462 TFLOPS

Radeon HD 6650M

VS

GeForce GTX 980M

Graphics Card

Jan 2011

Release Date

Oct 2014

Vancouver

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1038 MHz

-

Boost Clock

1127 MHz

800 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

8GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

160.4GB/s

Render Config

6

Compute Units

-

480

Shading Units

1536

24

TMUs

96

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

72.13 GPixel/s

14.40 GTexel/s

Texture Rate

108.2 GTexel/s

-

576.0 GFLOPS

FP32 (float)

3.462 TFLOPS

-

FP64 (double)

108.2 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

GM204

Whistler LE (216-0810028)

GPU Variant

N16E-GX-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

6.7 (6.4)

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