The SPARCserver 20 system features include:
More than 2 Gbytes of internal hard disk storage (two 1.05 Gbyte disk drives)
Up to 126 Gbytes of disk storage in the SPARCstorage Array (Model 101) subsystems when directly connected to four SPARCstorage Array subsystems
1.44 Mbyte diskette drive (optional)
644 Mbyte CD-ROM drive (optional)
Two serial ports, one parallel port
Twisted-pair Ethernet
Up to 512 Mbytes of memory (60 ns SIMMs)
AUI Ethernet (optional) (can have up to 9 Ethernet networks)
SBus or NVRAM-NVSIMM Prestoserve NFS accelerator (optional)