1.2.2.1. Comparison between Serial Flash Mailbox, Mailbox Client and...

AN 932: Flash Access Migration Guidelines from Control Block-Based Devices to SDM-Based Devices

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ID 683127

Date 7/31/2023

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1.2.2.1. Comparison between Serial Flash Mailbox, Mailbox Client and Mailbox Client with Avalon® Streaming Interface Intel® FPGA IPs

The following table summarizes the comparison between each of the IPs.

	Mailbox Client with Avalon® Streaming Interface Intel® FPGA IP	Serial Flash Mailbox Client Intel® FPGA IP	Mailbox Client Intel® FPGA IP
Supported Devices	Intel Agilex® 7 devices only	Intel® Stratix® 10 devices only	Intel Agilex® FPGA portfolio Intel® Stratix® 10 devices
Interfaces	Avalon® streaming interface	Avalon® memory-mapped interface	Avalon® memory-mapped interface
Recommendations	Host controller which uses Avalon® streaming interface to stream data.	Host controller which uses Avalon® memory-mapped interface to perform read and write.	Host controller which uses Avalon® memory-mapped interface to perform read and write. Recommended to use this IP in Intel® Stratix® 10 devices. Easy to migrate from Intel® Stratix® 10 devices to Intel Agilex® 7 devices.
Data Transfer Speed	Faster data streaming than Serial Flash Mailbox Client Intel® FPGA IP and Mailbox Client Intel® FPGA IP.	Slower data streaming than Mailbox Client with Avalon® Streaming Interface Intel® FPGA IP.	Slower data streaming than Mailbox Client with Avalon® Streaming Interface Intel® FPGA IP.