AMD Radeon Pro Duo Polaris vs AMD Radeon HD 7770 GHz Edition

VS

AMD Radeon Pro Duo Polaris

AMD Radeon HD 7770 GHz Edition

We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 1024MB VRAM Radeon HD 7770 GHz Edition 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 5 years and 2 months late

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 72.00GB/s)

1664 additional rendering cores

AMD Radeon HD 7770 GHz Edition 's Advantages

Lower TDP (80W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro Duo Polaris +347%

5.728 TFLOPS

Radeon HD 7770 GHz Edition

1.28 TFLOPS

Radeon Pro Duo Polaris

VS

Radeon HD 7770 GHz Edition

Graphics Card

Apr 2017

Release Date

Feb 2012

Radeon Pro GCN

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1750 MHz

Memory Clock

1125 MHz

Memory

16GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.0GB/s

Bandwidth

72.00GB/s

Render Config

36

Compute Units

10

-

2304

Shading Units

640

144

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

39.78 GPixel/s

Pixel Rate

16.00 GPixel/s

179.0 GTexel/s

Texture Rate

40.00 GTexel/s

5.728 TFLOPS

FP16 (half)

-

5.728 TFLOPS

FP32 (float)

1280 GFLOPS

358.0 GFLOPS

FP64 (double)

80.00 GFLOPS

Board Design

250W

TDP

80W

600 W

Suggested PSU

250 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Ellesmere

GPU Name

Cape Verde

Ellesmere Gemini GL

GPU Variant

Cape Verde XT

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

5.7 billion

Transistors

1.5 billion

232 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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