AMD Radeon Pro Duo vs AMD Radeon HD 6770

VS

AMD Radeon Pro Duo

AMD Radeon HD 6770

We compared two Desktop platform GPUs: 4GB VRAM Radeon Pro Duo and 1024MB VRAM Radeon HD 6770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Duo 's Advantages

Released 5 years and 3 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 76.80GB/s)

3296 additional rendering cores

AMD Radeon HD 6770 's Advantages

Lower TDP (108W vs 350W)

Score

Benchmark

FP32 (float)

Radeon Pro Duo +502%

8.192 TFLOPS

Radeon HD 6770

1.36 TFLOPS

Radeon Pro Duo

VS

Radeon HD 6770

Graphics Card

Apr 2016

Release Date

Jan 2011

Radeon Pro

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

1024MB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

128bit

512.0GB/s

Bandwidth

76.80GB/s

Render Config

64

Compute Units

10

-

4096

Shading Units

800

256

TMUs

40

64

ROPs

16

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

13.60 GPixel/s

256.0 GTexel/s

Texture Rate

34.00 GTexel/s

8.192 TFLOPS

FP16 (half)

-

8.192 TFLOPS

FP32 (float)

1360 GFLOPS

512.0 GFLOPS

FP64 (double)

-

Board Design

350W

TDP

108W

750 W

Suggested PSU

300 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

3x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Capsaicin

GPU Name

Juniper

Capsaicin XT

GPU Variant

Juniper XT (215-0754013)

GCN 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

8.9 billion

Transistors

1.04 billion

596 mm²

Die Size

166 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

6.0

Shader Model

5.0

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