HP Pavilion 6638 Specs (desktop) including cpu speed, processor type, system bus speed, LAN, power supply, audio, memory specifications (RAM), hard drive, weight, dimensions, video specs, motherboard, socket type, USB ports and expansion slots available.
These Pavilion 6638 RAM, cpu, video, memory, LAN specs, power and/or battery specs, and all other computer HP desktop specs are for informational purposes only. Please do not blame me for any inaccuracies as this info was supplied to me by the OEM in the first place. If I’m wrong, they’re wrong 
Model number
D9986A
Base processor and speed
-
Intel Celeron 533 MHz processor
Chipset
Intel 810L
Memory
| Component | Attributes |
|---|---|
| RAM | 64 megabytes (MB) SDRAM standard |
| Maximum upgrade | 256 MB (2 x 128 MB DIMM) |
| Speed | 100 MHz synchronous |
| Sockets | Two 168-pin DIMMs |
| Size | 16, 32, 64, and 128 MB DIMMs |
| Pairs Required | No |
| Type Supported | SDRAM, 100 MHz,Intel PC SDRAM unbuffered DIMM specification,
revision 1.0 compliant |
Cache
| Level | Quantity |
|---|---|
| Level 1 (Primary) | 32 kilobytes (KB) (on processor) |
| Upgrade Sockets | None |
| Level 2 | 128 KB (on processor) |
Hard drive
15 gigabytes (GB) (3.5-inch form factor)
CD-ROM drive
| Attribute | Properties |
|---|---|
| Speed | 40x maximum |
| Access Speed | 75 to 85 ms |
| Transfer Rate | 2.0 to 4.8 MB/second |
Diskette drive
1.44 MB (3.5-inch form factor)
Fax/data modem
| Attribute | Properties |
|---|---|
| Modem | PCI Soft Modem (supports V.90 K56 Flex protocols) |
| Data Speed | 56 Kbps |
| Fax Speed | Up to 14.4 Kbps |
| Plug and Play | Yes |
| Hayes Compatible | Yes |
| Data Compression | v.42 bis |
| Error Correction | v.42 |
| COM Port (default) | 2 |
| IRQ (default) | Variable |
| EIA Fax Commands | Class 1 |
Video
| Attribute | Properties |
|---|---|
| Video Graphics | PCI Local Bus |
| Controller | Intel 810L |
| Video Memory | 11 MB shared system memory, integrated graphics; not upgradable |
| Feature Connector (game/joystick) | Yes |
| Resolutions:640 x 480
800 x 600 1024 x 768 1280 x 1024 |
16/256/32 K/64 K/16.7 M colors16/256/32 K/64 K colors
16/256/32 K/64 K colors 256 colors |
MPEG-1/2
MPEG-1 for full-screen, full-motion digital video
Sound/audio
| Attribute | Properties |
|---|---|
| Compatibility | 3-D Stereo, PCI, 16-bit Sound |
| Controller | Crystal audio |
| Location | Crystal audio chip |
| Noise Cancellation | Yes |
| Line Out | Yes |
| 3-D Spatializer | Yes |
| Wavetable | Yes |
| Tone Control | No |
| Microphone | With HP Pavilion Multimedia Display |
| Speakers | HP/Polk Audio “F” stereo speakers (left and right) |
External ports
| Port Type | Quantity |
|---|---|
| USB | 2 |
| Serial | 1 |
| Parallel | 1 |
| Game | 1 |
Expansion slots
Total expansion slots
| Port Type | Quantity |
|---|---|
| PCI | 3 |
| ISA | 0 |
Available expansion slots
| Port Type | Quantity |
|---|---|
| PCI | 2 |
| ISA | 0 |
Drive bays
Total drive bays
| Bay Type | Quantity |
|---|---|
| 3.5-inch, external | 2 |
| 5.25-inch, external | 1 |
| 3.5-inch, internal | 1 |
Free drive bays
| Bay Type | Quantity |
|---|---|
| 3.5-inch, external | 1 |
Supported operating systems (OS/NOS)
Microsoft Windows 98 2nd Edition
