AMD Radeon HD 6850 X2 vs ATI FirePro V9800P

VS

AMD Radeon HD 6850 X2

ATI FirePro V9800P

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 4GB VRAM FirePro V9800P to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6850 X2 's Advantages

Released 1 years late

ATI FirePro V9800P 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (147.2GB/s vs 134.4GB/s)

640 additional rendering cores

Lower TDP (225W vs 254W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 X2

1.536 TFLOPS

FirePro V9800P +77%

2.72 TFLOPS

Radeon HD 6850 X2

VS

FirePro V9800P

Graphics Card

Sep 2011

Release Date

Sep 2010

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1050 MHz

Memory Clock

1150 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

134.4GB/s

Bandwidth

147.2GB/s

Render Config

12

Compute Units

20

-

960

Shading Units

1600

48

TMUs

80

32

ROPs

32

-

8 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

27.20 GPixel/s

38.40 GTexel/s

Texture Rate

68.00 GTexel/s

-

1.536 TFLOPS

FP32 (float)

2.720 TFLOPS

-

FP64 (double)

544.0 GFLOPS

Board Design

254W

TDP

225W

600 W

Suggested PSU

550 W

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

Outputs

1x DisplayPort 1.1

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Barts

GPU Name

Cypress

Barts PRO (215-0798006)

GPU Variant

Cypress XT GL

TeraScale 2

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.7 billion

Transistors

2.154 billion

255 mm²

Die Size

334 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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