AMD Radeon HD 6650A vs NVIDIA GeForce GT 330M Mac Edition

VS

AMD Radeon HD 6650A

NVIDIA GeForce GT 330M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650A and 512MB VRAM GeForce GT 330M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6650A 's Advantages

Released 1 years late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 25.28GB/s)

432 additional rendering cores

NVIDIA GeForce GT 330M Mac Edition 's Advantages

Lower TDP (23W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 6650A +443%

0.576 TFLOPS

GeForce GT 330M Mac Edition

0.106 TFLOPS

Radeon HD 6650A

VS

GeForce GT 330M Mac Edition

Graphics Card

Apr 2011

Release Date

Apr 2010

All-In-One

Generation

GeForce 300M

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

-

900 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

25.28GB/s

Render Config

6

Compute Units

-

SM Count

6

480

Shading Units

48

24

TMUs

16

8

ROPs

8

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

4.800 GPixel/s

Pixel Rate

4.000 GPixel/s

14.40 GTexel/s

Texture Rate

8.000 GTexel/s

-

576.0 GFLOPS

FP32 (float)

105.6 GFLOPS

-

Board Design

45W

TDP

23W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Onega

GPU Name

GT216

-

GPU Variant

N11P-GE1-A3

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.486 billion

118 mm²

Die Size

100 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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