Diamond Multimedia Video Components

The Bottom Line: AMD's new ATI Radeon HD 4850 is a solid midrange 3D card that will run pretty much anything, and it boasts some forward-looking features to boot. It might be worth waiting for the price to drop just a bit, at which point this card will become much more attractive.

Specs: ATI Radeon HD 4850, 2560 x 1600, 512 MB, PC, 2

The Bottom Line: The Diamond XtremeTV PVR660 USB 2.0 Power Pack Edition boasts the best combination of features and quality of any external TV tuner we've seen, but it shares the same image-quality problems as other TV tuners.

Specs: PC

The Bottom Line: Of the external TV tuners we've seen, we recommend the Diamond XtremeTV PVR600 above the others for its strong image quality and inclusion of A/V cables and a remote control.

Specs: Diamond XtremeTV PVR600 USB 2.0 Power Pack Edition - Video input adapter - Hi-Speed USB, Hi-Speed USB, Video capture adapter - S-video input - External, Composite video input

The Bottom Line: Diamond's XtremeTV PVR550 provides everything you'll need to turn your desktop into a media center PC, but its TV image quality isn't perfect.

Specs: Diamond XtremeTV PVR 550 - Video input adapter - PCI Express x16, PCI Express x16, Video capture adapter - S-video input - Plug-in card, Composite video input

Specs: ATI Radeon HD 4650, 2560 x 1600, 1 GB, PC

Specs: ATI TV Wonder HD 600 USB 2.0 - ATSC HDTV receiver / analog TV / radio tuner / video input adapter - Hi-Speed USB, Hi-Speed USB, - External

Specs: ATI Radeon HD 3650, 2560 x 1600, 512 MB, PC, 2

Specs: Diamond One Touch Video Capture VC500 - Video input adapter - Hi-Speed USB, Hi-Speed USB, Hi-Speed USB - External

Specs: ATI TV Wonder HD 650 Combo USB - ATSC HDTV / QAM receiver / analog TV / radio tuner / video input adapter - Hi-Speed USB, Hi-Speed USB, S-video input - External, Composite video input

Specs: ATI Radeon HD 4650, 2560 x 1600, 1 GB, PC, 2