AMD Radeon HD 6490M vs AMD FirePro M3900

VS

AMD Radeon HD 6490M

AMD FirePro M3900

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M 's Advantages

Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)

AMD FirePro M3900 's Advantages

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Radeon HD 6490M +6%

0.256 TFLOPS

FirePro M3900

0.24 TFLOPS

Radeon HD 6490M

VS

FirePro M3900

Graphics Card

Jan 2011

Release Date

Oct 2010

Vancouver

Generation

FirePro Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

25.60GB/s

Bandwidth

14.40GB/s

Render Config

2

Compute Units

2

-

160

Shading Units

160

8

TMUs

8

4

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

3.000 GPixel/s

6.400 GTexel/s

Texture Rate

6.000 GTexel/s

-

256.0 GFLOPS

FP32 (float)

240.0 GFLOPS

-

Board Design

Unknown

TDP

20W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

Seymour

Seymour XTX S3 (216-0809024)

GPU Variant

Seymour GL

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.37 billion

Transistors

0.37 billion

67 mm²

Die Size

67 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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