http://www.hdmi.org/resourcecenter/index.asp

Deep Color: HDMI 1.3 supports 30-bit, 36-bit and 48-bit (RGB or YCbCr)

Higher speed: HDMI 1.3 increases its single-link bandwidth from 165MHz (4.95 gigabits per second) to 340 MHz (10.2 Gbps)

Broader color space: HDMI 1.3 removes all limits on color selection

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Digital Visual Interface

Maximum clock frequency in single link mode: Capped at 165 MHz (3.7 Gbit/s)
Maximum clock frequency in dual link mode: Limited only by cable quality (more than 7.4 Gbit/s)
Pixels per clock cycle: 1 (single link) or 2 (dual link)
Bits per pixel: 24

如果訊源輸出超過24bit的顏色跟接收端可以呈現
HDMI 應該是勝過DVI