ATI Mobility Radeon HD 4650 vs AMD FirePro M3900

VS

ATI Mobility Radeon HD 4650

AMD FirePro M3900

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 4650 and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4650 's Advantages

Larger VRAM bandwidth (19.20GB/s vs 14.40GB/s)

160 additional rendering cores

AMD FirePro M3900 's Advantages

Released 1 years and 9 months late

More VRAM (1024GB vs 512GB)

Lower TDP (20W vs 35W)

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4650 +33%

0.32 TFLOPS

FirePro M3900

0.24 TFLOPS

Mobility Radeon HD 4650

VS

FirePro M3900

Graphics Card

Jan 2009

Release Date

Oct 2010

M9x

Generation

FirePro Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

600 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

1024MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

64bit

19.20GB/s

Bandwidth

14.40GB/s

Render Config

4

Compute Units

2

-

320

Shading Units

160

32

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

128 KB

L2 Cache

128 KB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

3.000 GPixel/s

16.00 GTexel/s

Texture Rate

6.000 GTexel/s

-

320.0 GFLOPS

FP32 (float)

240.0 GFLOPS

-

Board Design

35W

TDP

20W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M96

GPU Name

Seymour

-

GPU Variant

Seymour GL

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

0.37 billion

146 mm²

Die Size

67 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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