AMD Radeon HD 6490M Mac Edition vs AMD Radeon HD 6350M

VS

AMD Radeon HD 6490M Mac Edition

AMD Radeon HD 6350M

We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6490M Mac Edition and 1024MB VRAM Radeon HD 6350M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M Mac Edition 's Advantages

Released 6 months late

Larger VRAM bandwidth (25.41GB/s vs 12.80GB/s)

80 additional rendering cores

AMD Radeon HD 6350M 's Advantages

More VRAM (1024GB vs 256GB)

Score

Benchmark

FP32 (float)

Radeon HD 6490M Mac Edition +200%

0.24 TFLOPS

Radeon HD 6350M

0.08 TFLOPS

Radeon HD 6490M Mac Edition

VS

Radeon HD 6350M

Graphics Card

May 2011

Release Date

Nov 2010

Vancouver

Generation

Vancouver

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

794 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

25.41GB/s

Bandwidth

12.80GB/s

Render Config

2

Compute Units

2

-

160

Shading Units

80

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

3.000 GPixel/s

Pixel Rate

2.000 GPixel/s

6.000 GTexel/s

Texture Rate

4.000 GTexel/s

-

240.0 GFLOPS

FP32 (float)

80.00 GFLOPS

-

Board Design

Unknown

TDP

7W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Robson

Seymour XTX M2 (216-0809000)

GPU Variant

Robson PRO

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.292 billion

67 mm²

Die Size

59 mm²

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

-

5.0

Shader Model

5.0

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