What do you mean? Don't know output? Are you saying you don't know how to run the command to generate the output? Open Terminal and type that command (or copy/paste) and enter. Then copy/paste what it does into a reply to this thread. Your output should look similar to this:
carl@Linux01 ~ $ inxi -Fxz
System: Host: Linux01 Kernel: 4.15.0-48-generic x86_64 bits: 64 gcc: 7.3.0
Desktop: KDE Plasma 5.15.4 (Qt 5.12.0) Distro: KDE neon User Edition 5.15
Machine: Device: laptop System: Dell product: Inspiron 5577 v: 1.1.2 serial: N/A
Mobo: Dell model: 090HMC v: A00 serial: N/A UEFI: Dell v: 1.1.2 date: 12/01/2018
Battery BAT0: charge: 70.3 Wh 100.0% condition: 70.3/74.0 Wh (95%) model: SIMPLO Dell status: Full
CPU: Quad core Intel Core i5-7300HQ (-MCP-) arch: Skylake rev.9 cache: 6144 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 19968
clock speeds: max: 3500 MHz 1: 1015 MHz 2: 1007 MHz 3: 1046 MHz 4: 1012 MHz
Graphics: Card-1: Intel Device 591b bus-ID: 00:02.0
Card-2: NVIDIA GP107M [GeForce GTX 1050 Mobile] bus-ID: 01:00.0
Display Server: x11 (X.Org 1.19.6 ) drivers: modesetting,nvidia (unloaded: fbdev,vesa,nouveau)
Resolution:
[email protected]
OpenGL: renderer: GeForce GTX 1050/PCIe/SSE2 version: 4.6.0 NVIDIA 390.116 Direct Render: Yes
Audio: Card-1 Intel CM238 HD Audio Controller driver: snd_hda_intel bus-ID: 00:1f.3
Card-2 Logitech QuickCam Communicate MP/S5500 driver: USB Audio usb-ID: 001-006
Sound: Advanced Linux Sound Architecture v: k4.15.0-48-generic
Network: Card-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
driver: r8169 v: 2.3LK-NAPI port: d000 bus-ID: 02:00.0
IF: enp2s0 state: down mac: <filter>
Card-2: Intel Wireless 3165 driver: iwlwifi bus-ID: 03:00.0
IF: wlp3s0 state: up mac: <filter>
Drives: HDD Total Size: 1256.3GB (50.2% used)
ID-1: /dev/sda model: LITEON_CV8 size: 256.1GB
ID-2: /dev/sdb model: ST1000LM049 size: 1000.2GB
Partition: ID-1: / size: 39G used: 20G (52%) fs: ext4 dev: /dev/sda6
ID-2: /home size: 916G used: 554G (64%) fs: ext4 dev: /dev/sdb1
ID-3: swap-1 size: 16.38GB used: 0.33GB (2%) fs: swap dev: /dev/sda5
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 48.0C mobo: N/A gpu: 0.0:40C
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 234 Uptime: 19:20 Memory: 1891.9/7747.8MB Init: systemd runlevel: 5 Gcc sys: 7.4.0
Client: Shell (bash 4.4.191) inxi: 2.3.56