AMD Radeon HD 7570 OEM vs AMD Radeon Sky 900

VS

AMD Radeon HD 7570 OEM

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7570 OEM and 3GB VRAM Radeon Sky 900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7570 OEM 's Advantages

Lower TDP (39W vs 300W)

AMD Radeon Sky 900 's Advantages

Boost Clock950MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 25.60GB/s)

1392 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7570 OEM

0.52 TFLOPS

Radeon Sky 900 +554%

3.405 TFLOPS

Radeon HD 7570 OEM

VS

Radeon Sky 900

Graphics Card

Mar 2013

Release Date

Mar 2013

Southern Islands

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

800 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

25.60GB/s

Bandwidth

240.0GB/s

Render Config

5

Compute Units

28

-

400

Shading Units

1792

20

TMUs

112

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

5.200 GPixel/s

Pixel Rate

30.40 GPixel/s

13.00 GTexel/s

Texture Rate

106.4 GTexel/s

-

520.0 GFLOPS

FP32 (float)

3.405 TFLOPS

-

FP64 (double)

851.2 GFLOPS

Board Design

39W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x mini-DisplayPort 1.2

-

Power Connectors

2x 8-pin

Graphics Processor

Redwood

GPU Name

Tahiti

Redwood PRO (215-0757004)

GPU Variant

Orthrus

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.627 billion

Transistors

4.313 billion

104 mm²

Die Size

352 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

1.2

N/A

Vulkan

1.2

-

5.0

Shader Model

5.1

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