AMD Radeon Sky 900 vs AMD Radeon RX 570

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 4GB VRAM Radeon RX 570 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

Larger VRAM bandwidth (240.0GB/s vs 224.0GB/s)

AMD Radeon RX 570 's Advantages

Released 4 years and 1 months late

Boost Clock has increased by 31% (1244MHz vs 950MHz)

More VRAM (4GB vs 3GB)

256 additional rendering cores

Lower TDP (150W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900

3.405 TFLOPS

Radeon RX 570 +49%

5.095 TFLOPS

Radeon Sky 900

VS

Radeon RX 570

Graphics Card

Mar 2013

Release Date

Apr 2017

Radeon Sky

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

825 MHz

Base Clock

1168 MHz

950 MHz

Boost Clock

1244 MHz

1250 MHz

Memory Clock

1750 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

28

Compute Units

32

1792

Shading Units

2048

112

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

2 MB

Theoretical Performance

30.40 GPixel/s

Pixel Rate

39.81 GPixel/s

106.4 GTexel/s

Texture Rate

159.2 GTexel/s

-

FP16 (half)

5.095 TFLOPS

3.405 TFLOPS

FP32 (float)

5.095 TFLOPS

851.2 GFLOPS

FP64 (double)

318.5 GFLOPS

Graphics Processor

Tahiti

GPU Name

Polaris 20

Orthrus

GPU Variant

Polaris 20 XL (215-0910052)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

4.313 billion

Transistors

5.7 billion

352 mm²

Die Size

232 mm²

Board Design

300W

TDP

150W

700 W

Suggested PSU

450 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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