AMD Radeon RX 470D vs AMD Radeon HD 6390

VS

AMD Radeon RX 470D

AMD Radeon HD 6390

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 470D and 1024MB VRAM Radeon HD 6390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470D 's Advantages

Released 5 years and 3 months late

Boost Clock1206MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (211.2GB/s vs 16.00GB/s)

1472 additional rendering cores

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 470D +1127%

4.322 TFLOPS

Radeon HD 6390

0.352 TFLOPS

Radeon RX 470D

VS

Radeon HD 6390

Graphics Card

Oct 2016

Release Date

Jul 2011

Arctic Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

926 MHz

Base Clock

-

1206 MHz

Boost Clock

-

1650 MHz

Memory Clock

500 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

128bit

211.2GB/s

Bandwidth

16.00GB/s

Render Config

28

Compute Units

4

-

1792

Shading Units

320

112

TMUs

16

32

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

38.59 GPixel/s

Pixel Rate

4.400 GPixel/s

135.1 GTexel/s

Texture Rate

8.800 GTexel/s

4.322 TFLOPS

FP16 (half)

-

4.322 TFLOPS

FP32 (float)

352.0 GFLOPS

270.1 GFLOPS

FP64 (double)

-

Board Design

120W

TDP

39W

300 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

Ellesmere

GPU Name

Redwood

Polaris 10 PROD

GPU Variant

Redwood LE

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.627 billion

232 mm²

Die Size

104 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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