AMD Radeon HD 8470 OEM vs AMD FireStream 9270

VS

AMD Radeon HD 8470 OEM

AMD FireStream 9270

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 8470 OEM and 2GB VRAM FireStream 9270 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8470 OEM 's Advantages

Released 4 years and 2 months late

Lower TDP (35W vs 160W)

AMD FireStream 9270 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 25.60GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8470 OEM

0.248 TFLOPS

FireStream 9270 +383%

1.2 TFLOPS

Radeon HD 8470 OEM

VS

FireStream 9270

Graphics Card

Jan 2013

Release Date

Nov 2008

Sea Islands

Generation

FireStream

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

25.60GB/s

Bandwidth

115.2GB/s

Render Config

2

Compute Units

10

-

160

Shading Units

800

8

TMUs

40

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

3.100 GPixel/s

Pixel Rate

12.00 GPixel/s

6.200 GTexel/s

Texture Rate

30.00 GTexel/s

-

248.0 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

35W

TDP

160W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a

Outputs

1x DVI

None

Power Connectors

2x 6-pin

Graphics Processor

Caicos

GPU Name

RV770

Caicos XT (215-0804070)

GPU Variant

RV770 XT

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.956 billion

67 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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