AMD Radeon Pro Duo Polaris vs AMD Radeon R9 390 X2

VS

AMD Radeon Pro Duo Polaris AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Duo Polaris 's Advantages

Released 1 years and 7 months late

More VRAM (16GB vs 8GB)

Lower TDP (250W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Larger VRAM bandwidth (345.6GB/s vs 224.0GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Duo Polaris +11%

5.728 TFLOPS

Radeon R9 390 X2

5.12 TFLOPS

Radeon Pro Duo Polaris

VS

Radeon R9 390 X2

Graphics Card

Apr 2017

Release Date

Sep 2015

Radeon Pro GCN

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1750 MHz

Memory Clock

1350 MHz

Memory

16GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

512bit

224.0GB/s

Bandwidth

345.6GB/s

Render Config

-

SM Count

-

36

Compute Units

40

2304

Shading Units

2560

144

TMUs

160

32

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

39.78 GPixel/s

Pixel Rate

64.00 GPixel/s

179.0 GTexel/s

Texture Rate

160.0 GTexel/s

5.728 TFLOPS

FP16 (half)

-

5.728 TFLOPS

FP32 (float)

5.120 TFLOPS

358.0 GFLOPS

FP64 (double)

640.0 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Grenada

Ellesmere Gemini GL

GPU Variant

Grenada PRO (215-0880030)

GCN 4.0

Architecture

GCN 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

6.2 billion

232 mm²

Die Size

438 mm²

Board Design

250W

TDP

580W

600 W

Suggested PSU

950 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

4x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

6.3

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