dmidecode -s system-product-name: HP Pavilion dv4 Notebook PC dmidecode -s system-version: 0599100000204610001020100
lspci, card #0 (Sandybridge IGP): 00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:0126] (rev 09) (prog-if 00 [VGA controller])
lspci, card #1 (Radeon 6750M): 01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Device [1002:6741] (prog-if 00 [VGA controller])
Conflicting information from HP about whether product uses a MUX.
dmidecode -s system- product- name: HP Pavilion dv4 Notebook PC 0001020100
dmidecode -s system-version: 059910000020461
lspci, card #0 (Sandybridge IGP): 00:02.0 VGA compatible controller [0300]: Intel Corporation Device [8086:0126] (rev 09) (prog-if 00 [VGA controller])
lspci, card #1 (Radeon 6750M):
01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Device [1002:6741] (prog-if 00 [VGA controller])
Conflicting information from HP about whether product uses a MUX.