WinTV-PVR & HVR Family Identification:

Retail Boxed Hauppuage WinTV-PVR revision 1
Conexant Fusion 878A/Vision Tech Kfir MPEG2 encoder.


Retail Boxed Hauppuage WinTV-PVR 250 revision 1 Conexant CX23415
chip with heatsinker.
(Notice the older design with the missing white feature connector)

Note some 250 come with white feature connector.


Retail Boxed Hauppuage WinTV-PVR 250 revision 2 Conexant CX23415
chip with heatsinker.
Sorry I don't have a picture but it like something like the
Hauppuage WinTV-PVR Freestyle revision 2 showing below the
differences is it come with IR port and has 1/8 Stereo jack and
the white feature connector on top and has Composite input jack.

Retail Boxed Hauppuage WinTV-PVR 250 revision 3 Conexant CX23416
chip.
 

Retail Boxed Hauppuage WinTV-PVR 150 revision 1 Conexant CX23416
chip.


Retail Boxed Hauppuage WinTV-PVR 350 revision 1 Conexant CX23415
chip with heatsinker.
(Notice the older design with the missing white feature connector)
Note some 350 come with white feature connector.


Retail Boxed Hauppuage WinTV-PVR 350 revision 2 Conexant CX23415
chip with heatsinker.


OEM Boxed Hauppuage WinTV-PVR 500MCE revision 1
Note newer 500 revision 2 has smaller tuner


OEM Boxed Hauppuage WinTV-PVR Freestyle revision 2 Conexant CX23415
chip with heatsinker.


OEM Boxed Hauppuage WinTV-PVR Freestyle revision 3 Conexant CX23416
chip.


OEM Boxed Hauppuage WinTV-PVR 250MCE revision 3 Conexant CX23416
chip.


This card below is made by Hauppauge is not a PVR 250MCE it better
know as "Blackbird" is a new Hardware MPEG2 encoding TV capture
card which is base on the reference design by Conexant.
OEM Boxed Hauppuage WinTV-PVR model 28xxx known only by it codename
"Roslyn" revision 1 Conexant CX23880/CX23416 chip.
This card is also now know as WinTV-PVR 160 from Fry's Electronics
and there only store sell it as retail upgrade for MCE.


This card below is made by Hauppauge is not a PVR 250MCE it better
know as "Baldwin" which is a half height version but it dose use
PVR 250/350 driver.
OEM Hauppuage WinTV-PVR model 30xxx "Baldwin" revision 1 with
Conexant CX23416 chip.


WinTV-PVR 150MCE l.p. which is a half height version.
OEM Hauppuage WinTV-PVR model 25xxx "Baldwin2" revision 1 with
Conexant CX23416 chip.

Hauppauge WinTV-HVR 1600 has
ATSC (High Definition TV)& QAM + NTSC Tuner/S-Video and
Composite input only Hardware MPEG2 Encoder (Conexant CX23418) Model with 74x31 and 51 dosen't have QAM support Note the MCE model have FM Tuner MCE Model HVR 1600 Hauppauge WinTV-HVR 1800 PCIe 1x has ATSC (High Definition TV)& QAM + NTSC/FM Tuner with S-Video and
Composite input only Hardware MPEG2 Encoder (Conexant CX23417) MCE Model HVR 1800 Low Profile Hauppauge WinTV-PVR USB revision 1 iCompression iTVC12 chip. Hauppauge WinTV-PVR USB2 model 29xxx revision 1 Conexant CX23416 chip. Hauppauge WinTV-PVR USB2 Plus model 24xxx revision 2 Conexant CX25843 A/V Decoder and CX23416 Encoder chip.