AMD FireStream 9170 vs AMD Radeon HD 6870

VS

AMD FireStream 9170

AMD Radeon HD 6870

We compared two Desktop platform GPUs: 2GB VRAM FireStream 9170 and 1024MB VRAM Radeon HD 6870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FireStream 9170 's Advantages

More VRAM (2GB vs 1024GB)

Lower TDP (105W vs 151W)

AMD Radeon HD 6870 's Advantages

Released 2 years and 11 months late

Larger VRAM bandwidth (134.4GB/s vs 51.33GB/s)

800 additional rendering cores

Score

Benchmark

FP32 (float)

FireStream 9170

0.497 TFLOPS

Radeon HD 6870 +305%

2.016 TFLOPS

FireStream 9170

VS

Radeon HD 6870

Graphics Card

Nov 2007

Release Date

Oct 2010

FireStream

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

802 MHz

Memory Clock

1050 MHz

Memory

2GB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

51.33GB/s

Bandwidth

134.4GB/s

Render Config

4

Compute Units

14

-

320

Shading Units

1120

16

TMUs

56

16

ROPs

32

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

28.80 GPixel/s

12.43 GTexel/s

Texture Rate

50.40 GTexel/s

-

497.3 GFLOPS

FP32 (float)

2.016 TFLOPS

99.46 GFLOPS

FP64 (double)

-

Board Design

105W

TDP

151W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV670

GPU Name

Barts

-

GPU Variant

Barts XT (215-0798000)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

1.7 billion

192 mm²

Die Size

255 mm²

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

4.1

Shader Model

5.0

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