AMD Radeon HD 6650A vs AMD Radeon R9 M290X

VS

AMD Radeon HD 6650A

AMD Radeon R9 M290X

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650A and 4GB VRAM Radeon R9 M290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6650A 's Advantages

Lower TDP (45W vs 100W)

AMD Radeon R9 M290X 's Advantages

Released 2 years and 9 months late

Boost Clock900MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 28.80GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6650A

0.576 TFLOPS

Radeon R9 M290X +300%

2.304 TFLOPS

Radeon HD 6650A

VS

Radeon R9 M290X

Graphics Card

Apr 2011

Release Date

Jan 2014

All-In-One

Generation

Crystal System

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

900 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

153.6GB/s

Render Config

6

Compute Units

20

-

480

Shading Units

1280

24

TMUs

80

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

28.80 GPixel/s

14.40 GTexel/s

Texture Rate

72.00 GTexel/s

-

576.0 GFLOPS

FP32 (float)

2.304 TFLOPS

-

FP64 (double)

144.0 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Onega

GPU Name

Neptune

-

GPU Variant

Neptune XT (216-0847000)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

2.8 billion

118 mm²

Die Size

212 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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