AMD Radeon 620 Mobile vs AMD Radeon R7 M440

Table of Contents

Graphics Processor

GPU model Polaris 24 Meso
GPU variant Polaris 24 XL Meso PRO (216-0864032)
Architecture GCN 3.0 GCN 3.0
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 1,550 million 1,550 million
Die size 125 mm² 125 mm²

Mobile graphics

Release date May 13th, 2019 May 15th, 2016
Generation Mobility Radeon (M600) Crystal System (R7 M400)
Production End-of-life End-of-life
Interface PCIe 3.0 x8 PCIe 3.0 x8
Predecessor Crystal System Solar System
Successor Mobility Radeon

Clocks

Base clock 730 MHz
Boost clock 1024 MHz
Memory clock 900 MHz 1800 Mbps effective 900 MHz 1800 Mbps effective
GPU clock 891 MHz

Memory Configuration

Memory size 2 GB 4 GB
Memory type DDR3 DDR3
Memory bus width 64 bit 64 bit
Bandwidth 14.40 GB/s 14.40 GB/s

Render Configuration

Shading units 384 320
TMUs 24 20
ROPs 8 8
Compute units 6 5
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 128 KB 128 KB

Performance

Pixel rate 8.192 GPixel/s 7.128 GPixel/s
Texture rate 24.58 GTexel/s 17.82 GTexel/s
FP16 (half) performance 786.4 GFLOPS (1:1) 570.2 GFLOPS (1:1)
FP32 (float) performance 786.4 GFLOPS 570.2 GFLOPS
FP64 (double) performance 49.15 GFLOPS (1:16) 35.64 GFLOPS (1:16)

Dimensions & Outputs

Slot width IGP IGP
TDP 50 W unknown
Outputs No outputs No outputs
Power connectors None

API Support & Features

DirectX 12 (12_0) 12 (12_0)
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2 1.2
Shader model 6.3 6.0

Other Features

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