AMD Radeon Sky 900 vs AMD Radeon RX 460

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon Sky 900 and 2GB VRAM Radeon RX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 900 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 112.0GB/s)

896 additional rendering cores

AMD Radeon RX 460 's Advantages

Released 3 years and 5 months late

Boost Clock has increased by 26% (1200MHz vs 950MHz)

Lower TDP (75W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Sky 900 +58%

3.405 TFLOPS

Radeon RX 460

2.15 TFLOPS

Radeon Sky 900

VS

Radeon RX 460

Graphics Card

Mar 2013

Release Date

Aug 2016

Radeon Sky

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

825 MHz

Base Clock

1090 MHz

950 MHz

Boost Clock

1200 MHz

1250 MHz

Memory Clock

1750 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

28

Compute Units

14

1792

Shading Units

896

112

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

1024 KB

Theoretical Performance

30.40 GPixel/s

Pixel Rate

19.20 GPixel/s

106.4 GTexel/s

Texture Rate

67.20 GTexel/s

-

FP16 (half)

2.150 TFLOPS

3.405 TFLOPS

FP32 (float)

2.150 TFLOPS

851.2 GFLOPS

FP64 (double)

134.4 GFLOPS

Graphics Processor

Tahiti

GPU Name

Baffin

Orthrus

GPU Variant

Baffin PRO

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

4.313 billion

Transistors

3 billion

352 mm²

Die Size

123 mm²

Board Design

300W

TDP

75W

700 W

Suggested PSU

250 W

1x DVI 1x mini-DisplayPort 1.2

Outputs

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

2x 8-pin

Power Connectors

None

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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