AMD Radeon Pro Vega 20 vs AMD Radeon Pro 580X

VS

AMD Radeon Pro Vega 20 AMD Radeon Pro 580X

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 8GB VRAM Radeon Pro 580X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 20 's Advantages

Boost Clock has increased by 7% (1283MHz vs 1200MHz)

Lower TDP (100W vs 185W)

AMD Radeon Pro 580X 's Advantages

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (218.9GB/s vs 189.4GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20

3.284 TFLOPS

Radeon Pro 580X +68%

5.53 TFLOPS

Radeon Pro Vega 20

VS

Radeon Pro 580X

Graphics Card

Nov 2018

Release Date

Mar 2019

Radeon Pro Mac

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

815 MHz

Base Clock

1100 MHz

1283 MHz

Boost Clock

1200 MHz

740 MHz

Memory Clock

1710 MHz

Memory

4GB

Memory Size

8GB

HBM2

Memory Type

GDDR5

1024bit

Memory Bus

256bit

189.4GB/s

Bandwidth

218.9GB/s

Render Config

-

SM Count

-

20

Compute Units

36

1280

Shading Units

2304

80

TMUs

144

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

Theoretical Performance

41.06 GPixel/s

Pixel Rate

38.40 GPixel/s

102.6 GTexel/s

Texture Rate

172.8 GTexel/s

6.569 TFLOPS

FP16 (half)

5.530 TFLOPS

3.284 TFLOPS

FP32 (float)

5.530 TFLOPS

205.3 GFLOPS

FP64 (double)

345.6 GFLOPS

Graphics Processor

Vega 12

GPU Name

Ellesmere

Vega 12 XTA

GPU Variant

Ellesmere XTA (216-0886220)

GCN 5.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

Unknown

Transistors

5.7 billion

Unknown

Die Size

232 mm²

Board Design

100W

TDP

185W

-

Suggested PSU

-

No outputs

Outputs

2x HDMI 2.0b

-

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

6.4

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