AMD Radeon R9 Nano vs AMD Radeon Sky 900

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 Nano 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 R9 Nano 's Advantages

Released 2 years and 5 months late

More VRAM (4GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 240.0GB/s)

2304 additional rendering cores

Lower TDP (175W vs 300W)

AMD Radeon Sky 900 's Advantages

Boost Clock950MHz

Score

Benchmark

FP32 (float)

Radeon R9 Nano +140%

8.192 TFLOPS

Radeon Sky 900

3.405 TFLOPS

Radeon R9 Nano

VS

Radeon Sky 900

Graphics Card

Aug 2015

Release Date

Mar 2013

Pirate Islands

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

825 MHz

-

Boost Clock

950 MHz

500 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

3GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

384bit

512.0GB/s

Bandwidth

240.0GB/s

Render Config

-

SM Count

-

64

Compute Units

28

4096

Shading Units

1792

256

TMUs

112

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

768 KB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

30.40 GPixel/s

256.0 GTexel/s

Texture Rate

106.4 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

3.405 TFLOPS

512.0 GFLOPS

FP64 (double)

851.2 GFLOPS

Graphics Processor

Fiji

GPU Name

Tahiti

Fiji XT CA (215-0862120)

GPU Variant

Orthrus

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

4.313 billion

596 mm²

Die Size

352 mm²

Board Design

175W

TDP

300W

450 W

Suggested PSU

700 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

1x DVI 1x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

5.1

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