AMD Radeon HD 6770 vs AMD FireStream 9270

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 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 6770 's Advantages

Released 2 years and 2 months late

Lower TDP (108W vs 160W)

AMD FireStream 9270 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (115.2GB/s vs 76.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6770 +13%

1.36 TFLOPS

FireStream 9270

1.2 TFLOPS

Radeon HD 6770

VS

FireStream 9270

Graphics Card

Jan 2011

Release Date

Nov 2008

Northern Islands

Generation

FireStream

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

10

Compute Units

10

800

Shading Units

800

40

TMUs

40

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

12.00 GPixel/s

34.00 GTexel/s

Texture Rate

30.00 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Graphics Processor

Juniper

GPU Name

RV770

Juniper XT (215-0754013)

GPU Variant

RV770 XT

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.04 billion

Transistors

0.956 billion

166 mm²

Die Size

256 mm²

Board Design

108W

TDP

160W

300 W

Suggested PSU

450 W

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

Outputs

1x DVI

1x 6-pin

Power Connectors

2x 6-pin

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

-

CUDA

-

5.0

Shader Model

4.1

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