AMD FireStream 9270 vs AMD Radeon HD 8770 OEM

VS

AMD FireStream 9270

AMD Radeon HD 8770 OEM

We compared two Desktop platform GPUs: 2GB VRAM FireStream 9270 and 1024MB VRAM Radeon HD 8770 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD FireStream 9270 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 96.00GB/s)

AMD Radeon HD 8770 OEM 's Advantages

Released 4 years and 10 months late

96 additional rendering cores

Lower TDP (85W vs 160W)

Score

Benchmark

FP32 (float)

FireStream 9270

1.2 TFLOPS

Radeon HD 8770 OEM +56%

1.882 TFLOPS

FireStream 9270

VS

Radeon HD 8770 OEM

Graphics Card

Nov 2008

Release Date

Sep 2013

FireStream

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

14

-

800

Shading Units

896

40

TMUs

56

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

16.80 GPixel/s

30.00 GTexel/s

Texture Rate

58.80 GTexel/s

-

1200 GFLOPS

FP32 (float)

1.882 TFLOPS

240.0 GFLOPS

FP64 (double)

117.6 GFLOPS

Board Design

160W

TDP

85W

450 W

Suggested PSU

250 W

1x DVI

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV770

GPU Name

Bonaire

RV770 XT

GPU Variant

Bonaire XT (215-0839039)

TeraScale

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

2.08 billion

256 mm²

Die Size

160 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

-

4.1

Shader Model

6.3

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