AMD Radeon Pro 580X vs AMD Radeon Pro 460

VS

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro 580X and 4GB VRAM Radeon Pro 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 580X 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 32% (1200MHz vs 907MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (218.9GB/s vs 81.28GB/s)

1280 additional rendering cores

AMD Radeon Pro 460 's Advantages

Lower TDP (35W vs 185W)

Score

Benchmark

FP32 (float)

Radeon Pro 580X +197%

5.53 TFLOPS

Radeon Pro 460

1.858 TFLOPS

Radeon Pro 580X

VS

Radeon Pro 460

Graphics Card

Mar 2019

Release Date

Oct 2016

Radeon Pro Mac

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1100 MHz

Base Clock

850 MHz

1200 MHz

Boost Clock

907 MHz

1710 MHz

Memory Clock

1270 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

218.9GB/s

Bandwidth

81.28GB/s

Render Config

-

SM Count

-

36

Compute Units

16

2304

Shading Units

1024

144

TMUs

64

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

1024 KB

Theoretical Performance

38.40 GPixel/s

Pixel Rate

14.51 GPixel/s

172.8 GTexel/s

Texture Rate

58.05 GTexel/s

5.530 TFLOPS

FP16 (half)

1.858 TFLOPS

5.530 TFLOPS

FP32 (float)

1.858 TFLOPS

345.6 GFLOPS

FP64 (double)

116.1 GFLOPS

Graphics Processor

Ellesmere

GPU Name

Baffin

Ellesmere XTA (216-0886220)

GPU Variant

Baffin XT

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

5.7 billion

Transistors

3 billion

232 mm²

Die Size

123 mm²

Board Design

185W

TDP

35W

-

Suggested PSU

-

2x HDMI 2.0b

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.4

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