Pessoas, vocês poderiam postar informações mais relevantes com os comandos desse link.
$ for keyword in baseboard-manufacturer baseboard-product-name baseboard-version system-manufacturer system-product-name system-version bios-vendor bios-version bios-release-date; do
printf "%-22s: " "$keyword";
sudo dmidecode -s "$keyword";
done
Dell Inc.
baseboard-product-name: 08RR4G
baseboard-version : A10
system-manufacturer : Dell Inc.
system-product-name : Inspiron 3421
system-version : Not Specified
bios-vendor : Dell Inc.
bios-version : A10
bios-release-date : 01/15/2014
$ lspci
00:00.0 Host bridge: Intel Corporation 3rd Gen Core processor DRAM Controller (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09)
00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04)
00:16.0 Communication controller: Intel Corporation 7 Series/C210 Series Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 1 (rev c4)
00:1c.2 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 3 (rev c4)
00:1c.5 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 6 (rev c4)
00:1d.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation HM76 Express Chipset LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller (rev 04)
06:00.0 Network controller: Qualcomm Atheros QCA9565 / AR9565 Wireless Network Adapter (rev 01)
09:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 05)
$ lsusb
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 005: ID 0c45:64ad Microdia
Bus 001 Device 006: ID 0cf3:0036 Atheros Communications, Inc.
Bus 001 Device 003: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
$ cat /proc/cpuinfo | grep "model name"
model name : Intel(R) Core(TM) i3-3217U CPU @ 1.80GHz
model name : Intel(R) Core(TM) i3-3217U CPU @ 1.80GHz
model name : Intel(R) Core(TM) i3-3217U CPU @ 1.80GHz
model name : Intel(R) Core(TM) i3-3217U CPU @ 1.80GHz
$ cat /proc/meminfo | grep "MemTotal"
MemTotal: 3944524 kB
Obs.: Tudo funciona perfeitamente e veio com Ubuntu 12.04 de fábrica (mas na hora instalei o 14.04)