H.264 FPGA HD Encoder Comparison

#	H.264 Codec	1080p 30 fps	B Frames	Field/MBAFF	Loop Filter	Multi Reference Frames	CABAC	Xilinx Support and Performance	Altera Support and Performance
1	4i2 h.264 MP www.4i2i.com	Yes	Yes	No Info	Yes	No Info	Yes	Virtex4 720p 30fps	Yes
2	HD MediaTech h.264 MP www.hdmediatech.com	Yes	Yes	Yes	Yes	Yes	Yes	Virtex-5 LX110 1080p30 fps	No Info
3	Ateme h.264 MP & HP www.ateme.com	No	Yes	Yes	No Info	No Info	Yes	No	Stratix II 1080i30 fps
4	Ocean Logic h.264 BP www.ocean-logic.com	Yes	No	No	Yes	No	No	Virtex4-12 720p 30fps	StratixII-C4 720p 34fps
5	JointWave h.264 encoder www.siliconimage.com	Yes	No	No	Yes	No	Yes	Yes	Yes
6	GDT-H264EBH www.gdt.gr	No	No	No	NoInfo	No	NoInfo	Yes 1280x1024 30fps	No
7	Chips&Media Coda7541 www.chipsnmedia.com	No, 720p	No Info	No Info	No Info	No Info	Yes	No Info	No Info
8	ON2 8270 Encoder www.on2.com	Yes	No Info	No Info	No Info	No Info	Yes	NoInfo	No Info
9	Tata Elxsi www.tataelxsi.com	No Info	No Info	No Info	No Info	No Info	No Info	Yes	No Info
10	Eyelytics MP Encoder http://www.eyelytics.com/	Yes	No	No	No	No	Yes	No	Cyclone III 1080p15 fps Stratix III 1080p30 fps

All information were obtained from internet. Please go to vendors' websites or contact vendors directly to estimate their updated info and capabilities in H.264 encoder.