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Sun 501-1991 4MB Memory 72PIN SIMM(PTG8E 3-B4-4C)GP63C11-2C)
- Capacity: 4MB
- Type: SIMM
- Form Factor: 72-Pin
- Compatibility: Older Sun Systems
- Part Number: 501-1991
- Additional Identifiers: PTG8E 3-B4-4C, GP63C11-2C
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Product Overview
The Sun 501-1991 is a 4MB memory module in a 72-pin SIMM form factor. It is designed for older Sun systems and features specific identifiers like PTG8E 3-B4-4C and GP63C11-2C.
Technical Information
| Memory Type | SIMM |
| Capacity | 4MB |
| Form Factor | 72-Pin SIMM |
Additional Specifications
| System Compatibility | Older Sun Systems |
| Part Number | 501-1991 |
| Additional Identifiers | PTG8E 3-B4-4C, GP63C11-2C |
Product Description
This Sun 501-1991 module is a 4MB memory component utilizing the 72-pin SIMM (Single In-line Memory Module) form factor. It was commonly used in older generations of Sun Microsystems computers, providing essential main memory for system operations. The module's specifications, including the part number 501-1991 and additional identifiers like PTG8E 3-B4-4C and GP63C11-2C, are critical for ensuring compatibility with specific Sun hardware. These identifiers often denote the memory chips used, their speed, and other technical characteristics relevant to the system's memory controller. As a 4MB module, it represents a foundational level of memory capacity for the systems it was designed for. While modern systems require significantly more memory, these SIMMs were integral to the functionality and performance of the workstations and servers of their era, enabling them to run operating systems and applications.
