AMD Radeon HD 7970 vs AMD FireStream 9170

VS

AMD Radeon HD 7970

AMD FireStream 9170

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 2GB VRAM FireStream 9170 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Released 4 years and 1 months late

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 51.33GB/s)

1728 additional rendering cores

AMD FireStream 9170 's Advantages

Lower TDP (105W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +662%

3.789 TFLOPS

FireStream 9170

0.497 TFLOPS

Radeon HD 7970

VS

FireStream 9170

Graphics Card

Dec 2011

Release Date

Nov 2007

Southern Islands

Generation

FireStream

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

802 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

51.33GB/s

Render Config

32

Compute Units

4

-

2048

Shading Units

320

128

TMUs

16

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

256 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

12.43 GPixel/s

118.4 GTexel/s

Texture Rate

12.43 GTexel/s

-

3.789 TFLOPS

FP32 (float)

497.3 GFLOPS

947.2 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

250W

TDP

105W

600 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

RV670

Tahiti XT (215-0821060)

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

4.313 billion

Transistors

0.666 billion

352 mm²

Die Size

192 mm²

Graphics Features

12 (11_1)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

1.2

Vulkan

N/A

-

5.1

Shader Model

4.1

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