AMD Radeon HD 6970 X2 vs ATI FirePro V8700

VS

AMD Radeon HD 6970 X2

ATI FirePro V8700

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 X2 and 1024MB VRAM FirePro V8700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 X2 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (176.0GB/s vs 108.8GB/s)

736 additional rendering cores

ATI FirePro V8700 's Advantages

Lower TDP (151W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 X2 +125%

2.703 TFLOPS

FirePro V8700

1.2 TFLOPS

Radeon HD 6970 X2

VS

FirePro V8700

Graphics Card

Unknown

Release Date

Sep 2008

Northern Islands

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

850 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

108.8GB/s

Render Config

24

Compute Units

10

-

1536

Shading Units

800

96

TMUs

40

32

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

12.00 GPixel/s

84.48 GTexel/s

Texture Rate

30.00 GTexel/s

-

2.703 TFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

375W

TDP

151W

750 W

Suggested PSU

450 W

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

Outputs

1x DVI 2x DisplayPort 1.0 1x S-Video

3x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Antilles

GPU Name

RV770

Antilles XT (215-0807027)

GPU Variant

RV770 XT (215-0669049)

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.64 billion

Transistors

0.956 billion

389 mm²

Die Size

256 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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