Intel AES New Instructions (Intel AES-NI) is a new encryption instruction set that improves on the Advanced Encryption Standard (AES) algorithm and accelerates the encryption of data.
This article provides information about the compatibility and support of IWSVA with Intel AES-NI
IWSVA 6.5 SP2 supports and uses Intel AES-NI, if the CPU has the feature. IWSVA's HTTPS Decryption library is implemented to use the feature in its openssl bundled libraries.
For the list of CPU that supports the AES-NI, refer to this Wikipedia article: