AMD FireStream 9170 vs AMD Radeon HD 7870 XT

VS

AMD FireStream 9170

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 2GB VRAM FireStream 9170 and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FireStream 9170 's Advantages

Lower TDP (105W vs 185W)

AMD Radeon HD 7870 XT 's Advantages

Released 5 years late

Boost Clock975MHz

Larger VRAM bandwidth (192.0GB/s vs 51.33GB/s)

1216 additional rendering cores

Score

Benchmark

FP32 (float)

FireStream 9170

0.497 TFLOPS

Radeon HD 7870 XT +502%

2.995 TFLOPS

FireStream 9170

VS

Radeon HD 7870 XT

Graphics Card

Nov 2007

Release Date

Nov 2012

FireStream

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

802 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

51.33GB/s

Bandwidth

192.0GB/s

Render Config

4

Compute Units

24

-

320

Shading Units

1536

16

TMUs

96

16

ROPs

32

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

31.20 GPixel/s

12.43 GTexel/s

Texture Rate

93.60 GTexel/s

-

497.3 GFLOPS

FP32 (float)

2.995 TFLOPS

99.46 GFLOPS

FP64 (double)

748.8 GFLOPS

Board Design

105W

TDP

185W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV670

GPU Name

Tahiti

-

GPU Variant

Tahiti LE (215-0821122)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.666 billion

Transistors

4.313 billion

192 mm²

Die Size

352 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

4.1

Shader Model

5.1

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