테스트환경 : Ubuntu 14.04 LTS
# apt-get -y install inxi

# inxi
CPU~Octa core AMD FX-8300 Eight-Core (-MCP-) clocked at Min:1400.000Mhz Max:3300.000Mhz Kernel~4.2.0-42-generic x86_64 Up~38 days Mem~15695.2/32158.6MB HDD~32.0GB(54.7% used) Procs~288 Client~Shell inxi~1.9.17 

Full output
# inxi -F
System:    Host: con-206-21 Kernel: 4.2.0-42-generic x86_64 (64 bit) Desktop: N/A Distro: Ubuntu 14.04 trusty
Machine:   Mobo: Supermicro model: H8SML version: 1234567890 serial: ZM159S600370
           Bios: American Megatrends version: 3.5a date: 07/10/2014
CPU:       Octa core AMD FX-8300 Eight-Core (-MCP-) cache: 16384 KB flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 svm)
           Clock Speeds: 1: 1900.00 MHz 2: 1900.00 MHz 3: 1400.00 MHz 4: 3300.00 MHz 5: 1900.00 MHz 6: 1400.00 MHz 7: 1400.00 MHz 8: 1900.00 MHz
Graphics:  Card: Matrox Systems MGA G200eW WPCM450 X-Vendor: N/A driver: N/A tty size: 156x58 Advanced Data: N/A for root
Network:   Card-1: Intel 82574L Gigabit Network Connection driver: e1000e
           IF: p9p1 state: up speed: 1000 Mbps duplex: full mac: 0c:c4:7a:7a:16:66
           Card-2: Intel 82574L Gigabit Network Connection driver: e1000e
           IF: p10p1 state: up speed: 1000 Mbps duplex: full mac: 0c:c4:7a:7a:16:67
           Card-3: Intel 82599ES 10-Gigabit SFI/SFP+ Network Connection driver: ixgbe
           IF: p7p1 state: down mac: 6c:b3:11:3b:53:8f
           Card-4: Intel 82599ES 10-Gigabit SFI/SFP+ Network Connection driver: ixgbe
           IF: p7p2 state: down mac: 6c:b3:11:3b:53:91
Drives:    HDD Total Size: 32.0GB (54.7% used) 1: id: /dev/sda model: 32GB_SATA3_SSD size: 32.0GB
Partition: ID: / size: 26G used: 17G (68%) fs: ext4 ID: swap-1 size: 4.00GB used: 0.01GB (0%) fs: swap
RAID:      No RAID devices detected - /proc/mdstat and md_mod kernel raid module present
Sensors:   System Temperatures: cpu: 68.5C mobo: N/A
           Fan Speeds (in rpm): cpu: N/A
Info:      Processes: 288 Uptime: 38 days Memory: 15718.9/32158.6MB Client: Shell (bash) inxi: 1.9.17


Full Hard Disk 정보
# inxi -D
Drives:    HDD Total Size: 32.0GB (54.7% used) 1: id: /dev/sda model: 32GB_SATA3_SSD size: 32.0GB


Machine data. Motherboard, Bios, and if present, System Builder
# inxi -M
Machine:   Mobo: Supermicro model: H8SML version: 1234567890 serial: ZM159S600370
           Bios: American Megatrends version: 3.5a date: 07/10/2014


그래픽 카드 정보
-i  Wan IP address, and show
# inxi -G
Graphics:  Card: Matrox Systems MGA G200eW WPCM450 X-Vendor: N/A driver: N/A tty size: 156x58 Advanced Data: N/A for root


네트워크 카드 정보
# inxi -N
Network:   Card-1: Intel 82574L Gigabit Network Connection driver: e1000e
           Card-2: Intel 82574L Gigabit Network Connection driver: e1000e
           Card-3: Intel 82599ES 10-Gigabit SFI/SFP+ Network Connection driver: ixgbe


Distro repository data. Supported repo types: APT; PACMAN; PISI; YUM; URPMQ; Ports
# inxi -r
Repos:     Active apt sources in file: /etc/apt/sources.list
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty main restricted
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty main restricted
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty-updates main restricted
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty-updates main restricted
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty universe
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty universe
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty-updates universe
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty-updates universe
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty multiverse
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty multiverse
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty-updates multiverse
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty-updates multiverse
           deb http://kr.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse
           deb-src http://kr.archive.ubuntu.com/ubuntu/ trusty-backports main restricted universe multiverse
           deb http://security.ubuntu.com/ubuntu trusty-security main restricted
           deb-src http://security.ubuntu.com/ubuntu trusty-security main restricted
           deb http://security.ubuntu.com/ubuntu trusty-security universe
           deb-src http://security.ubuntu.com/ubuntu trusty-security universe
           deb http://security.ubuntu.com/ubuntu trusty-security multiverse
           deb-src http://security.ubuntu.com/ubuntu trusty-security multiverse
           deb http://luke.campagnola.me/debian dev/
           Active apt sources in file: /etc/apt/sources.list.d/ceph.list
           deb http://ceph.com/debian-giant/ trusty main
           Active apt sources in file: /etc/apt/sources.list.d/cloudarchive-mitaka.list
           deb http://ubuntu-cloud.archive.canonical.com/ubuntu trusty-updates/mitaka main


날씨
# inxi -W
Weather:   Conditions: 80 F (27 C) - Scattered Clouds Time: August 23, 7:37 AM IST


출처
http://www.ostechnix.com/how-to-find-your-system-details-using-inxi/
http://www.binarytides.com/inxi-system-information-linux/