Business grade desktops are typically built to a higher standard (build quality) than consumer models for the home market.

It will be supplied with your choice of either a fresh installation of Windows 7 or Windows 10 Professional 64bit (or 32bit if requested) Activated and ready to use. It comes with a genuine Windows 7 Professional COA

All drivers and updates are installed, along with Adobe Reader, Flash Player, Java, VLC Player and Microsoft Security Essentials.

Dell Optiplex 980 - High Spec Core i5

Features:

• Processor: Intel® Core™ i5-650 Processor (4M Cache, 3.20 GHz)
• Memory: 8.0GB (Upgrade to 16GB for $120)
• Graphics: AMD Radeon HD4550 with 512MB DDR3 (Upgrade Options Below)
• Hard Drive: 500GB Sata HDD (Upgrade options Below)
• Optical Drive: CD/DVD Writer
• Audio: IDT High Definition
• Networking: Integrated Intel® 82578DM GbE Ethernet LAN 10/100/1000
• Ports: 2x PS2, 8x USB 2.0, DVI, DisplayPort, eSATA, Serial (RS232), Parallel (LPT) Ethernet (RJ45) Speakers Out, Line In / Mic
• 90 Days Hardware Warranty (RTB)

This is the Desktop version.

Dimensions: Height: 390mm Width: 112mm Depth: 347mm Weight: 7.5kgs

Upgrade Options: Upgrade to a 1TB (1000GB) HDD (add $80) Upgrade to a 2TB (2000GB) HDD (add $130) Upgrade to a 3TB (3000GB) HDD (add $180) Upgrade to a 2nd hand SSD (120GB - add $90) (250GB - add $150) Upgrade to a new Samsung 850 SSD (120GB - add $130) (250GB - add $200) (500GB - add $350) Upgrade to a nVidia NVS 300 or AMD Radeon HD5450 Graphics card with 512MB GDDR3 and Dual Outputs (Free - Optional) Upgrade to a ATI Radeon R5 230 with 1GB GDDR3 and VGA, DVI and HDMI Outputs (add $90)

Add-On Options:
Add a Wireless Keyboard and Mouse (add $40) Add a 22" Widescreen LCD Monitor, Keyboard and Mouse (add $120) Add WiFi / Wireless Capability (add $50)  Add USB 3.0 Capability (add $40)

More info available here: http://www.dell.com/nz/business/p/optiplex-980/pd Feel free to ask any questions!