

| Normal | Power UP | ||||
|---|---|---|---|---|---|
| Name | N5820-50 | N5820-50 Super | |||
| Mother Board | Name | NEC Custom (PC-9821Be) | |||
| Chipset | NEC Custom | ||||
| Socket | Socket 1 (ODP) | Socket 1 (ODP) | |||
| Sys. Clock | 25MHz | 25MHz | |||
| Regulator | - | MELCO/ Buffalo HAS-33TP | |||
| VRM | - | ||||
| PnP (BIOS Rev.) |
No Support (?) |
||||
| CPU | Type | Intel 486SX-25 (32bit) | AMD Am5x86P75-133 (32bit) | ||
| Operation Clock | 25MHz | 100MHz | |||
| 1stCache | 8KB | 16KB (Write Through) | |||
| Coprocessor | Nothing | On Chip | |||
| Memory | 2ndCache | Volume | Nothing | ||
| Maximum | - | ||||
| Type | - | ||||
| Volume | 10MB | 68MB | |||
| Maximum | 26MB | 68MB | |||
| Type | 72pin F.P. DRAM non Parity SIMM | ||||
| Graphic | Chip | Cirrus Logic GD5428 | Cirrus Logic GD5428 | ||
| VRAM | 1MB | 1MB | |||
| Connection | On board ML-Bus | On board ML-Bus | |||
| Sound | Chip | Nothing | YAMAHA YM2608B | ||
| Type | - | PCM, FM, Rhythm, PSG, Noise | |||
| MIDI | Nothing | Nothing | |||
| Modem | Name | Nothing | Nothing | ||
| MAX Speed | - | - | |||
| Extend Bus | C-Bus | #1 | - | NEC | PC-9801-86 |
| #2 | - | Midori. Elec. | MDC-926Rs | ||
| #3 | - | NEC | N5821-05 | ||
| Interface | IDE | Type | IDE | IDE | |
| Connection | On Board | On Board | |||
| SCSI | Type | Nothing | Fast SCSI (Busmaster) | ||
| Connection | - | On C-Bus | |||
| RS-232C | MAX Speed | 19,200bps | 230,400bps | ||
| Channel | 1 Ch. | 2 Ch. | |||
| LAN | Type | Nothing | 10BASE-T | ||
| Connection | - | On C-Bus | |||
| Graphic | RGB (OUT) | RGB (OUT) | |||
| Sound | Nothing | LINE (IN, OUT), Phone, Mic | |||
| Joystick | Nothing | ATARI Style x1 | |||
| Others | Keyboard, Mouse, Printer | Keyboard, Mouse, Printer | |||
| Drive | FDD | 3.5"-2HD 3mode 1drive: NEC FD1138T | 3.5"-2HD 3mode 2drives: NEC FD1138T | ||
| HDD | IDE: NEC D3766 (170MB) | IDE: NEC D3766 (170MB) | |||
| CD-ROM | Nothing | Nothing | |||
| Others | Nothing | Nothing | |||
| Display | NEC N5825-03 (15"CRT) | Nothing | |||
| Printer | NEC N5824-01/02/03 (Page Printer) | Nothing | |||
| Others | Nothing | Nothing | |||
このスペックは「第三研究所」が所有する機体について紹介しています。改造等により公式のスペックとは異なる場合があります。
PC-9800, PC-9821, PC-98, 文豪 DPは NEC社の商標または登録商標です。
i486は intel社の商標または登録商標です。
この他、製品名、型番等は、一般に各メーカーの商標または登録商標です。