ATI FirePro V3900 vs AMD Radeon HD 6450

VS

ATI FirePro V3900

AMD Radeon HD 6450

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V3900 and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V3900 's Advantages

Released 10 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

320 additional rendering cores

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 50W)

Score

Benchmark

FP32 (float)

FirePro V3900 +212%

0.624 TFLOPS

Radeon HD 6450

0.2 TFLOPS

FirePro V3900

VS

Radeon HD 6450

Graphics Card

Feb 2012

Release Date

Apr 2011

FirePro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

28.80GB/s

Bandwidth

25.60GB/s

Render Config

6

Compute Units

2

-

480

Shading Units

160

24

TMUs

8

ROPs

4

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

2.500 GPixel/s

15.60 GTexel/s

Texture Rate

5.000 GTexel/s

-

624.0 GFLOPS

FP32 (float)

200.0 GFLOPS

-

Board Design

50W

TDP

18W

250 W

Suggested PSU

200 W

1x DVI 1x DisplayPort 1.1

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Turks

GPU Name

Caicos

Turks GL

GPU Variant

Caicos PRO

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

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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