What is a Statement of Volatility (SOV)?
A Statement or Letter of Volatility is a specification issued by device manufacturers. Its main function is to outline the volatile and non-volatile nature of the memory on the device. Users can refer to this to comply with security requirements and as a guide when handling the device.
Where to find Statement/Letter of Volatility for Intel® Xeon® Processors
For 3rd Gen Intel® Xeon® Scalable Processors and beyond, SOV info is in external design specification (EDS) document Volume 3. This EDS document requires Resource & Design Center access and a corporate non-disclosure agreement (CNDA). Contact your Intel sales account representative for assistance.
For 2nd Gen Intel(R) Scalable Processors and earlier Xeon Processors, this information is located within the Datasheet Volume 1: Electrical. Additionally, datasheets for different Xeon families can be found on the given device's product specification page within the Product Specifications site (ARK) under Supplemental Information.
Here is an example of a SoV for the Intel® Xeon® Processor E5 v4 family (formerly Broadwell):
What if a Statement of Volatility is not in the Intel Xeon Processor's Datasheet or external design specification (EDS) document ?
Use the following statement:
Statement of Volatility (SOV):
All Intel® Xeon® processors do not retain any end-user data when powered down and / or the processor is physically removed from the socket.