here are the specs
HP Compaq Business Desktop dc7700 Specifications
Part # RG575AW#ABA
Manufacturer HP Compaq
Manufacturer Part # RG575AW#ABA
Type Personal computer
Product Form Factor Convertible mini tower
Color Silver, carbonite
Processor Type Intel Pentium D 945 / 3.4 GHz ( Dual-Core )
64-bit Computing Yes
Installed Qty 1
Max Supported Qty 1
Processor Main Features Hyper-Threading Technology, Intel Extended Memory 64 Technology, Intel Execute Disable Bit, Enhanced Intel SpeedStep Technology
Cache Memory Type L2 cache
Installed Size 4 MB
Cache Per Processor 4 MB ( 2 x 2 MB )
Mainboard Chipset Type Intel Q965 Express
Data Bus Speed 800 MHz
RAM Installed Size 1 GB / 3 GB (max)
Technology DDR II SDRAM - non-ECC
Memory Speed 533 MHz
Memory Specification Compliance PC2-5300
Form Factor DIMM 240-pin
Features Two DDR channels
Storage Controller Type 1 x Serial ATA - integrated
Controller Interface Type Serial ATA-300
Channel Qty 1
Storage Controller (2nd) Type 1 x IDE - integrated
Controller Interface Type ATA-100
Storage Hard Drive 1 x 80 GB - standard - Serial ATA-150 - 7200 rpm
Optical Storage Type DVD-ROM
Monitor Monitor Type None
Graphics Controller Type Integrated
Graphics Processor / Vendor Intel GMA 950
Video Memory Dynamic Video Memory Technology 3.0
Max Allocated RAM Size 128 MB
Max Resolution (external) 2048 x 1536 / 32-bit color
Audio Output Type Sound card - integrated
Sound Output Mode Stereo
Audio Adapter Intel HD Audio
Max Sample Rate 192 kHz
Input Device Type Mouse, keyboard
Networking Networking Network adapter - PCI Express x1 - integrated
Data Link Protocol Ethernet, Fast Ethernet, Gigabit Ethernet
Remote Management Protocol DMI 2.0
Features Remote Wakeup, Wake on LAN (WoL), Remote Shut Down, ACPI support
Compliant Standards IEEE 802.2, IEEE 802.3, IEEE 802.3u, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p
Expansion / Connectivity Expansion Bays Total (Free) 3 ( 2 ) x front accessible - 5.25" x 1/2H
1 ( 1 ) x front accessible - 3.5" x 1/3H
2 ( 1 ) x internal - 3.5" x 1/3H
Expansion Slots Total (Free) 2 ( 2 ) x PCI - full-height
1 ( 1 ) x PCI Express x16 - full-height
1 ( 1 ) x PCI Express x1 - full-height
1 ( 0 ) x processor - LGA775 Socket
4 memory - DIMM 240-pin
Interfaces 8 x Hi-Speed USB - 4 pin USB Type A ( 2 in front )
1 x serial - RS-232 - 9 pin D-Sub (DB-9)
1 x parallel - IEEE 1284 (EPP/ECP) - 25 pin D-Sub (DB-25)
1 x keyboard - generic - 6 pin mini-DIN (PS/2 style)
1 x mouse - generic - 6 pin mini-DIN (PS/2 style)
1 x display / video - VGA - 15 pin HD D-Sub (HD-15)
1 x audio - line-in - mini-phone stereo 3.5 mm
1 x audio - line-out - mini-phone stereo 3.5 mm
2 x microphone - input - mini-phone stereo 3.5 mm ( 1 in front )
1 x headphones - output - mini-phone stereo 3.5 mm ( 1 in front )
1 x network - Ethernet 10Base-T/100Base-TX/1000Base-T - RJ-45
Miscellaneous Features Security lock slot (cable lock sold separately), power-on password, parallel port I/O control, serial port I/O control, USB port control, Power Factor Correction (PFC)
Compliant Standards ACPI, EPA Energy Star, Blue Angel
Power Device Type Power supply
Voltage Required AC 120/230 V ( 50/60 Hz )
Power Provided 365 Watt
Operating System Mircosoft Windows XP Professional
Software Included Microsoft Internet Explorer, Adobe Acrobat Reader, HP Local Recovery provided by Altiris