Processor Type: AMD Sempron 3400 / 1.8 GHz Installed Qty: 1 Max Supported Qty: 1 Cache memory Type: L2 Cache Installed Size: 256 KB Cache Per Processor: 256 KB Mainboard Chipset Type: ATI Radeon Xpress 1150 Data Bus Speed: 800 MHz Ram Installed Size: 512 MB / 2 GB (max) Technology: DDR II SDRAM - non-ECC Memory Speed: 667 MHz Memory Specification Compliance: PC2-5300 Form Factor: DIMM 240-pin Configuration Features: 1 x 512 MB Storage controller Type: 1 x Serial ATA - integrated Controller Interface Type: Serial ATA-300 Channel Qty: 4 Storage controller (2nd) Type: 1 x IDE - integrated Controller Interface Type: ATA-100 Channel Qty: 1 Storage Hard Drive: 1 x 80 GB - standard - Serial ATA-300 - 7200 rpm Optical storage Type: DVD-ROM - Serial ATA Read Speed: 48x (CD) / 16x (DVD) Monitor Monitor Type: None Graphics controller Type: PCI Express x16 - integrated Graphics Processor / Vendor: ATI Radeon Xpress 1150 Video Memory: Shared Video Memory (UMA) Max Allocated RAM Size: 256 MB Audio output Type: Sound card - integrated Sound Output Mode: Stereo Max Sample Rate: 96 kHz Compliant Standards: AC '97, High Definition Audio Input device Type: Mouse, keyboard Manufacturer's product description The HP Compaq dx2250 PC offers essential features and power efficient technologies and delivers reliability and performance for basic business requirements helping your business run more effectively.