AMD Radeon RX 580G vs AMD Radeon HD 8470 OEM

VS

AMD Radeon RX 580G

AMD Radeon HD 8470 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580G and 1024MB VRAM Radeon HD 8470 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580G 's Advantages

Released 5 years and 9 months late

Boost Clock1330MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (256.0GB/s vs 25.60GB/s)

2144 additional rendering cores

AMD Radeon HD 8470 OEM 's Advantages

Lower TDP (35W vs 185W)

Score

Benchmark

FP32 (float)

Radeon RX 580G +2371%

6.129 TFLOPS

Radeon HD 8470 OEM

0.248 TFLOPS

Radeon RX 580G

VS

Radeon HD 8470 OEM

Graphics Card

Oct 2018

Release Date

Jan 2013

Polaris

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1257 MHz

Base Clock

-

1330 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

25.60GB/s

Render Config

36

Compute Units

2

-

2304

Shading Units

160

144

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

42.56 GPixel/s

Pixel Rate

3.100 GPixel/s

191.5 GTexel/s

Texture Rate

6.200 GTexel/s

6.129 TFLOPS

FP16 (half)

-

6.129 TFLOPS

FP32 (float)

248.0 GFLOPS

383.0 GFLOPS

FP64 (double)

-

Board Design

185W

TDP

35W

450 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a

1x 8-pin

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

Caicos

Polaris 20 XTX (215-0910038)

GPU Variant

Caicos XT (215-0804070)

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.37 billion

232 mm²

Die Size

67 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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