AMD Radeon RX 580G vs Intel Arc A780

VS

AMD Radeon RX 580G

Intel Arc A780

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580G and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580G 's Advantages

Lower TDP (185W vs 200W)

Intel Arc A780 's Advantages

Boost Clock has increased by 65% (2200MHz vs 1330MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (559.6GB/s vs 256.0GB/s)

1792 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580G

6.129 TFLOPS

Arc A780 +194%

18.02 TFLOPS

Radeon RX 580G

VS

Arc A780

Graphics Card

Oct 2018

Release Date

Unknown

Polaris

Generation

Alchemist(Arc 7)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1257 MHz

Base Clock

2200 MHz

1330 MHz

Boost Clock

2200 MHz

2000 MHz

Memory Clock

1093 MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

559.6GB/s

Render Config

36

Compute Units

-

2304

Shading Units

4096

144

TMUs

256

32

ROPs

128

-

Tensor Cores

512

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

2 MB

L2 Cache

16 MB

-

Theoretical Performance

42.56 GPixel/s

Pixel Rate

281.6 GPixel/s

191.5 GTexel/s

Texture Rate

563.2 GTexel/s

6.129 TFLOPS

FP16 (half)

36.04 TFLOPS

6.129 TFLOPS

FP32 (float)

18.02 TFLOPS

383.0 GFLOPS

FP64 (double)

2.253 TFLOPS

Board Design

185W

TDP

200W

450 W

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.13x DisplayPort 2.0

1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Polaris 20

GPU Name

DG2-512

Polaris 20 XTX (215-0910038)

GPU Variant

ACM-G10

GCN 4.0

Architecture

Generation 12.7

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

6 nm

5.7 billion

Transistors

21.7 billion

232 mm²

Die Size

406 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

6.4

Shader Model

6.6

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