ATI Radeon HD 5870 vs AMD FireStream 9270

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 and 2GB VRAM FireStream 9270 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 's Advantages

Released 10 months late

Larger VRAM bandwidth (153.6GB/s vs 115.2GB/s)

800 additional rendering cores

AMD FireStream 9270 's Advantages

More VRAM (2GB vs 1GB)

Lower TDP (160W vs 188W)

Score

Benchmark

FP32 (float)

Radeon HD 5870 +126%

2.72 TFLOPS

FireStream 9270

1.2 TFLOPS

Radeon HD 5870

VS

FireStream 9270

Graphics Card

Sep 2009

Release Date

Nov 2008

Evergreen

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

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

20

Compute Units

10

1600

Shading Units

800

80

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

27.20 GPixel/s

Pixel Rate

12.00 GPixel/s

68.00 GTexel/s

Texture Rate

30.00 GTexel/s

-

FP16 (half)

-

2.720 TFLOPS

FP32 (float)

1200 GFLOPS

544.0 GFLOPS

FP64 (double)

240.0 GFLOPS

Graphics Processor

Cypress

GPU Name

RV770

Cypress XT (215-0735033)

GPU Variant

RV770 XT

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.154 billion

Transistors

0.956 billion

334 mm²

Die Size

256 mm²

Board Design

188W

TDP

160W

450 W

Suggested PSU

450 W

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

Outputs

1x DVI

2x 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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