ATI FirePro V3900 vs AMD Radeon HD 6850

VS

ATI FirePro V3900

AMD Radeon HD 6850

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V3900 and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V3900 's Advantages

Released 1 years and 4 months late

Lower TDP (50W vs 127W)

AMD Radeon HD 6850 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 28.80GB/s)

480 additional rendering cores

Score

Benchmark

FP32 (float)

FirePro V3900

0.624 TFLOPS

Radeon HD 6850 +138%

1.488 TFLOPS

FirePro V3900

VS

Radeon HD 6850

Graphics Card

Feb 2012

Release Date

Oct 2010

FirePro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

128.0GB/s

Render Config

6

Compute Units

12

-

480

Shading Units

960

24

TMUs

48

8

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

24.80 GPixel/s

15.60 GTexel/s

Texture Rate

37.20 GTexel/s

-

624.0 GFLOPS

FP32 (float)

1488 GFLOPS

-

Board Design

50W

TDP

127W

250 W

Suggested PSU

300 W

1x DVI 1x DisplayPort 1.1

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

Turks

GPU Name

Barts

Turks GL

GPU Variant

Barts PRO (215-0798006)

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.716 billion

Transistors

1.7 billion

118 mm²

Die Size

255 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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