AMD Radeon Pro Duo Polaris vs ATI Radeon HD 3850 X2

VS

AMD Radeon Pro Duo Polaris

ATI Radeon HD 3850 X2

We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 512MB VRAM Radeon HD 3850 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 9 years late

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 52.99GB/s)

1984 additional rendering cores

ATI Radeon HD 3850 X2 's Advantages

Lower TDP (140W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro Duo Polaris +1238%

5.728 TFLOPS

Radeon HD 3850 X2

0.428 TFLOPS

Radeon Pro Duo Polaris

VS

Radeon HD 3850 X2

Graphics Card

Apr 2017

Release Date

Apr 2008

Radeon Pro GCN

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1750 MHz

Memory Clock

828 MHz

Memory

16GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

224.0GB/s

Bandwidth

52.99GB/s

Render Config

36

Compute Units

4

-

2304

Shading Units

320

144

TMUs

16

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

256 KB

-

Theoretical Performance

39.78 GPixel/s

Pixel Rate

10.70 GPixel/s

179.0 GTexel/s

Texture Rate

10.70 GTexel/s

5.728 TFLOPS

FP16 (half)

-

5.728 TFLOPS

FP32 (float)

428.2 GFLOPS

358.0 GFLOPS

FP64 (double)

85.63 GFLOPS

Board Design

250W

TDP

140W

600 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

Ellesmere

GPU Name

RV670

Ellesmere Gemini GL

GPU Variant

RV670 PRO (215-0708003)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

5.7 billion

Transistors

0.666 billion

232 mm²

Die Size

192 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.1

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