SPARCstation 2
| Codename | Calvin | 
|---|---|
| Also known as | 4/75 | 
| Developer | Sun Microsystems | 
| Manufacturer | Sun Microsystems | 
| Product family | SPARCstation | 
| Type | Workstation | 
| Release date | November 5, 1990 | 
| Availability | November 5, 1990 | 
| Introductory price | US$14,995–49,995 | 
| Units sold | Over 540,000 | 
| Operating system | |
| CPU | Cypress CY7C601 (SPARC) at 40 MHz | 
| Memory | 1–64 MB | 
| Predecessor | SPARCstation 1+ | 
| Successor | SPARCstation 10 | 
| Related | SPARCstation IPX | 
The SPARCstation 2 (Sun 4/75, code-named Calvin) is a SPARC-based workstation computer sold by Sun Microsystems as part of their SPARCstation family. Sun introduced it on November 5, 1990, for between US$14,995 at the low end to US$49,995 at the high end (equivalent to $36,090–120,327 in 2024). Based on the sun4c architecture, the SPARCstation 2 features a 40-MHz SPARC processor. Like its predecessor the SPARCstation 1+, it is housed in a pizza-box case. The SPARCstation 2 was a smash success, Sun selling over 540,000 units by mid-1992.