AMD Radeon HD 7770 GHz Edition vs ATI FirePro V3900

VS

AMD Radeon HD 7770 GHz Edition

ATI FirePro V3900

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 1024MB VRAM FirePro V3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7770 GHz Edition 's Advantages

Larger VRAM bandwidth (72.00GB/s vs 28.80GB/s)

160 additional rendering cores

ATI FirePro V3900 's Advantages

Lower TDP (50W vs 80W)

Score

Benchmark

FP32 (float)

Radeon HD 7770 GHz Edition +105%

1.28 TFLOPS

FirePro V3900

0.624 TFLOPS

Radeon HD 7770 GHz Edition

VS

FirePro V3900

Graphics Card

Feb 2012

Release Date

Feb 2012

Southern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

28.80GB/s

Render Config

10

Compute Units

6

-

640

Shading Units

480

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

5.200 GPixel/s

40.00 GTexel/s

Texture Rate

15.60 GTexel/s

-

1280 GFLOPS

FP32 (float)

624.0 GFLOPS

80.00 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

50W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x DisplayPort 1.1

1x 6-pin

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

Turks

Cape Verde XT

GPU Variant

Turks GL

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.716 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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