AMD Radeon Pro Duo Polaris vs ATI Radeon HD 4770

VS

AMD Radeon Pro Duo Polaris

ATI Radeon HD 4770

We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro Duo Polaris and 512MB VRAM Radeon HD 4770 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 8 years late

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 51.20GB/s)

1664 additional rendering cores

ATI Radeon HD 4770 's Advantages

Lower TDP (80W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro Duo Polaris +496%

5.728 TFLOPS

Radeon HD 4770

0.96 TFLOPS

Radeon Pro Duo Polaris

VS

Radeon HD 4770

Graphics Card

Apr 2017

Release Date

Apr 2009

Radeon Pro GCN

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1750 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.0GB/s

Bandwidth

51.20GB/s

Render Config

36

Compute Units

8

-

2304

Shading Units

640

144

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

39.78 GPixel/s

Pixel Rate

12.00 GPixel/s

179.0 GTexel/s

Texture Rate

24.00 GTexel/s

5.728 TFLOPS

FP16 (half)

-

5.728 TFLOPS

FP32 (float)

960.0 GFLOPS

358.0 GFLOPS

FP64 (double)

192.0 GFLOPS

Board Design

250W

TDP

80W

600 W

Suggested PSU

250 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Ellesmere

GPU Name

RV740

Ellesmere Gemini GL

GPU Variant

RV740 XT (215-0727019)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.826 billion

232 mm²

Die Size

137 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.7

Shader Model

4.1

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