AMD Radeon Pro 460 vs AMD Radeon 620 Mobile

VS

AMD Radeon Pro 460

AMD Radeon 620 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 460 and 2GB VRAM Radeon 620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 460 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (81.28GB/s vs 14.40GB/s)

640 additional rendering cores

Lower TDP (35W vs 50W)

AMD Radeon 620 Mobile 's Advantages

Released 2 years and 7 months late

Boost Clock has increased by 13% (1024MHz vs 907MHz)

Score

Benchmark

FP32 (float)

Radeon Pro 460 +136%

1.858 TFLOPS

Radeon 620 Mobile

0.786 TFLOPS

Radeon Pro 460

VS

Radeon 620 Mobile

Graphics Card

Oct 2016

Release Date

May 2019

Radeon Pro Mac

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

850 MHz

Base Clock

730 MHz

907 MHz

Boost Clock

1024 MHz

1270 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

81.28GB/s

Bandwidth

14.40GB/s

Render Config

16

Compute Units

6

-

1024

Shading Units

384

64

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

-

Theoretical Performance

14.51 GPixel/s

Pixel Rate

8.192 GPixel/s

58.05 GTexel/s

Texture Rate

24.58 GTexel/s

1.858 TFLOPS

FP16 (half)

786.4 GFLOPS

1.858 TFLOPS

FP32 (float)

786.4 GFLOPS

116.1 GFLOPS

FP64 (double)

49.15 GFLOPS

Board Design

35W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Polaris 24

Baffin XT

GPU Variant

Polaris 24 XL

GCN 4.0

Architecture

GCN 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

1.55 billion

123 mm²

Die Size

125 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

6.4

Shader Model

6.3

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