AMD Radeon HD 6390 vs AMD Radeon Pro Duo Polaris

VS

AMD Radeon HD 6390

AMD Radeon Pro Duo Polaris

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 16GB VRAM Radeon Pro Duo Polaris to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 250W)

AMD Radeon Pro Duo Polaris 's Advantages

Released 5 years and 9 months late

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 16.00GB/s)

1984 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

Radeon Pro Duo Polaris +1527%

5.728 TFLOPS

Radeon HD 6390

VS

Radeon Pro Duo Polaris

Graphics Card

Jul 2011

Release Date

Apr 2017

Northern Islands

Generation

Radeon Pro GCN

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

16GB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

224.0GB/s

Render Config

4

Compute Units

36

-

320

Shading Units

2304

16

TMUs

144

8

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

2 MB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

39.78 GPixel/s

8.800 GTexel/s

Texture Rate

179.0 GTexel/s

-

FP16 (half)

5.728 TFLOPS

352.0 GFLOPS

FP32 (float)

5.728 TFLOPS

-

FP64 (double)

358.0 GFLOPS

Board Design

39W

TDP

250W

200 W

Suggested PSU

600 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Redwood

GPU Name

Ellesmere

Redwood LE

GPU Variant

Ellesmere Gemini GL

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.627 billion

Transistors

5.7 billion

104 mm²

Die Size

232 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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