AMD Radeon HD 8870 OEM vs ATI Radeon HD 5570

VS

AMD Radeon HD 8870 OEM

ATI Radeon HD 5570

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 1024MB VRAM Radeon HD 5570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

Released 1 years and 3 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 16.00GB/s)

960 additional rendering cores

ATI Radeon HD 5570 's Advantages

Lower TDP (39W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM +515%

2.56 TFLOPS

Radeon HD 5570

0.416 TFLOPS

Radeon HD 8870 OEM

VS

Radeon HD 5570

Graphics Card

Jan 2013

Release Date

Oct 2011

Sea Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

16.00GB/s

Render Config

20

Compute Units

4

-

1280

Shading Units

320

80

TMUs

16

32

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

2.600 GPixel/s

80.00 GTexel/s

Texture Rate

10.40 GTexel/s

-

2.560 TFLOPS

FP32 (float)

416.0 GFLOPS

160.0 GFLOPS

FP64 (double)

-

Board Design

175W

TDP

39W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

Pitcairn

GPU Name

Turks

Pitcairn XT (215-0828047)

GPU Variant

Turks LE

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.716 billion

212 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

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