2500 SX/33 (250-1623) Options Faxback Doc. # 1291 Additional Gives you a variety of storage options, including: storage devices high-capacity and standard-capacity diskette drives (3 1/2" or 5 1/4"), internal hard drives (3 1/2" or 5 1/4"), and tape and/or disk cartridge systems (5 1/4"). Memory upgrade kit Contains 1MB or 4MB SIMMs, rated at 60 ns, to increase system memory on the main logic board. Memory can also be added using SIMMs installed on a memory expansion adapter. Video memory Increases the video memory on the main logic board upgrade kit from 256KB to 512KB, letting you use more Super VGA modes. 33 MHz 387 SX Increases the numerical processing capability of math coprocessor your computer. A math coprocessor can process numeric data more quickly than the CPU. Modem Transmits and receives data through a telephone line. Digital Scanner Converts printed text and graphics to a digital form. FAX adapter Transmits and receives scanned graphic images through a telephone line. CD-ROM drive Accesses the enormous storage capabilities of read-only discs. Multiple-frequency Lets you use most Super VGA modes. Connect a monitor multiple-frequency monitor. To use some Super VGA graphics modes, you must also install additional video memory. IDE hard drives Can be installed in the 3 1/2" or 5 1/4" drive bay. The IDE connector in your computer supports up to two internal hard drives.