AMD Radeon HD 6450 OEM vs AMD FireStream 9270

VS

AMD Radeon HD 6450 OEM

AMD FireStream 9270

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 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 6450 OEM 's Advantages

Released 2 years and 3 months late

Lower TDP (18W vs 160W)

AMD FireStream 9270 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 8.528GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

FireStream 9270 +500%

1.2 TFLOPS

Radeon HD 6450 OEM

VS

FireStream 9270

Graphics Card

Feb 2011

Release Date

Nov 2008

Northern Islands

Generation

FireStream

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

533 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

8.528GB/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

2.500 GPixel/s

Pixel Rate

12.00 GPixel/s

5.000 GTexel/s

Texture Rate

30.00 GTexel/s

-

200.0 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

18W

TDP

160W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI

None

Power Connectors

2x 6-pin

Graphics Processor

Caicos

GPU Name

RV770

Junbonator

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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