ATI FirePro V3900 vs AMD Radeon HD 6770 Green Edition

VS

ATI FirePro V3900

AMD Radeon HD 6770 Green Edition

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V3900 and 2GB VRAM Radeon HD 6770 Green Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V3900 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 21.34GB/s)

Lower TDP (50W vs 86W)

AMD Radeon HD 6770 Green Edition 's Advantages

Released 1 years and 2 months late

More VRAM (2GB vs 1024GB)

240 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V3900

0.624 TFLOPS

Radeon HD 6770 Green Edition +61%

1.008 TFLOPS

FirePro V3900

VS

Radeon HD 6770 Green Edition

Graphics Card

Feb 2012

Release Date

Apr 2013

FirePro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

667 MHz

Memory

1024MB

Memory Size

2GB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

21.34GB/s

Render Config

6

Compute Units

9

-

480

Shading Units

720

24

TMUs

36

8

ROPs

16

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

11.20 GPixel/s

15.60 GTexel/s

Texture Rate

25.20 GTexel/s

-

624.0 GFLOPS

FP32 (float)

1008 GFLOPS

-

Board Design

50W

TDP

86W

250 W

Suggested PSU

250 W

1x DVI 1x DisplayPort 1.1

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

None

Power Connectors

-

Graphics Processor

Turks

GPU Name

Juniper

Turks GL

GPU Variant

Juniper LE (215-0754009)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

1.04 billion

118 mm²

Die Size

166 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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