This document provides an overview of new features in Splunk Enterprise 6.4. Key highlights include: - New custom visualizations that provide unlimited ways to visualize machine data. - Enhancements to predictive analytics capabilities like time series forecasting and filling in missing values. - Storage optimization in Splunk Enterprise that reduces historical data storage costs by 40-80%. - Expanded cloud services monitoring for AWS, Akamai, and ServiceNow. - Additional platform security, management, and developer tools.