AMD Radeon 550X 640SP vs AMD Radeon Vega 10 Mobile

Table of Contents

Graphics Processor

GPU model Lexa Picasso
GPU variant Lexa PRO (215-0904018)
Architecture GCN 4.0 GCN 5.0
Foundry GlobalFoundries GlobalFoundries
Manufacturing process 14 nm 14 nm
Number of transistors 2,200 million 4,940 million
Die size 103 mm² 210 mm²

Graphics Card

Release date Apr 11th, 2018
Generation Polaris
Production End-of-life
Interface PCIe 3.0 x8
Predecessor Polaris
Successor Vega

Clocks

Base clock 1019 MHz 300 MHz
Boost clock 1071 MHz 1400 MHz
Memory clock 1500 MHz 6 Gbps effective System Shared

Memory Configuration

Memory size 4 GB System Shared
Memory type GDDR5 System Shared
Memory bus width 64 bit System Shared
Bandwidth 48.00 GB/s System Dependent

Render Configuration

Shading units 640 640
TMUs 40 40
ROPs 16 8
Compute units 10 10
Cache L1 16 KB (per CU)
Cache L2 256 KB

Performance

Pixel rate 17.14 GPixel/s 11.20 GPixel/s
Texture rate 42.84 GTexel/s 56.00 GTexel/s
FP16 (half) performance 1,371 GFLOPS (1:1) 3.584 TFLOPS (2:1)
FP32 (float) performance 1,371 GFLOPS 1.792 TFLOPS
FP64 (double) performance 85.68 GFLOPS (1:16) 112.0 GFLOPS (1:16)

Dimensions & Outputs

Slot width IGP IGP
TDP 50 W 15 W
Suggested PSU 250 W
Outputs 1x DVI1x HDMI1x DisplayPort No outputs
Power connectors None

API Support & Features

DirectX 12 (12_0) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 2.1 2.1
Vulkan 1.2 1.2
Shader model 6.4 6.4

Other Features

Integrated Graphics

Release date Apr 8th, 2019
Generation Picasso (Vega Mobile)
Production Active
Interface IGP
Predecessor Raven Ridge
Successor Renoir

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