HIS has finally brought out its IceQ 4 series HD 4800 series graphics accelerator, this one uses the ATI Radeon HD 4850 graphics processor and uses the fourth generation IceQ 4 dual-chamber cooling technology and continues to maintain a premium look and feel while offering higher levels of cooling performance and the usual UV-sensitive cooler. The card uses reference ATI GPU and memory clock speeds. Expreview reports that this card is already listed by Japanese sales partner Akihabara and priced at US $ 210 there.
Update:
HIS has two more models added to the IceQ 4 series: Radeon HD 4850 IceQ 4 Turbo (H485QT512P) comes with the core clocked at 650 MHz with 2.00 GHz and 512 MB of GDDR3 memory. Also on offer is a 1 GB variant (H485QS1GP). It uses reference ATI clock speeds. For more details, please visit the HIS IceQ series micro-site
here.
Sources: Expreview, HIS