AMD Radeon HD 6570 vs AMD Radeon Sky 900

VS

AMD Radeon HD 6570

AMD Radeon Sky 900

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6570 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 6570 's Advantages

Lower TDP (60W vs 300W)

AMD Radeon Sky 900 's Advantages

Released 1 years and 11 months late

Boost Clock950MHz

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 64.00GB/s)

1312 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6570

0.624 TFLOPS

Radeon Sky 900 +445%

3.405 TFLOPS

Radeon HD 6570

VS

Radeon Sky 900

Graphics Card

Apr 2011

Release Date

Mar 2013

Northern 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

1000 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

64.00GB/s

Bandwidth

240.0GB/s

Render Config

6

Compute Units

28

-

480

Shading Units

1792

24

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

15.60 GTexel/s

Texture Rate

106.4 GTexel/s

-

624.0 GFLOPS

FP32 (float)

3.405 TFLOPS

-

FP64 (double)

851.2 GFLOPS

Board Design

60W

TDP

300W

250 W

Suggested PSU

700 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

Turks

GPU Name

Tahiti

Turks PRO (215-0803002)

GPU Variant

Orthrus

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.716 billion

Transistors

4.313 billion

118 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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