AMD Radeon HD 6650A vs AMD Radeon HD 6490M Mac Edition

VS

AMD Radeon HD 6650A AMD Radeon HD 6490M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6650A and 256MB VRAM Radeon HD 6490M 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

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 25.41GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6650A +140%

0.576 TFLOPS

Radeon HD 6490M Mac Edition

0.24 TFLOPS

Radeon HD 6650A

VS

Radeon HD 6490M Mac Edition

Graphics Card

Apr 2011

Release Date

May 2011

All-In-One

Generation

Vancouver

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

794 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

25.41GB/s

Render Config

-

SM Count

-

6

Compute Units

2

480

Shading Units

160

24

TMUs

8

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

4.800 GPixel/s

Pixel Rate

3.000 GPixel/s

14.40 GTexel/s

Texture Rate

6.000 GTexel/s

-

FP16 (half)

-

576.0 GFLOPS

FP32 (float)

240.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Onega

GPU Name

Seymour

-

GPU Variant

Seymour XTX M2 (216-0809000)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

0.37 billion

118 mm²

Die Size

67 mm²

Board Design

45W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

11.2 (11_0)

4.4

OpenGL

4.4

1.2

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

5.0

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