AMD Radeon HD 6770 vs AMD Radeon RX 560DX

VS

AMD Radeon HD 6770

AMD Radeon RX 560DX

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 4GB VRAM Radeon RX 560DX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 560DX 's Advantages

Released 7 years and 3 months late

Boost Clock1175MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 76.80GB/s)

96 additional rendering cores

Lower TDP (65W vs 108W)

Score

Benchmark

FP32 (float)

Radeon HD 6770

1.36 TFLOPS

Radeon RX 560DX +54%

2.106 TFLOPS

Radeon HD 6770

VS

Radeon RX 560DX

Graphics Card

Jan 2011

Release Date

Apr 2018

Northern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1090 MHz

-

Boost Clock

1175 MHz

1200 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

14

-

800

Shading Units

896

40

TMUs

56

16

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

18.80 GPixel/s

34.00 GTexel/s

Texture Rate

65.80 GTexel/s

-

FP16 (half)

2.106 TFLOPS

1360 GFLOPS

FP32 (float)

2.106 TFLOPS

-

FP64 (double)

131.6 GFLOPS

Board Design

108W

TDP

65W

300 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 6-pin

Power Connectors

None

Graphics Processor

Juniper

GPU Name

Polaris 21

Juniper XT (215-0754013)

GPU Variant

Polaris 21 XL

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

1.04 billion

Transistors

3 billion

166 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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