Showing less ram

Hi garuda team,
why my total ram amount is 7.11 GB ,as it has 8 GB.
In windows it is showing correct (around 7.7 GB)

System:
Kernel: 6.3.1-zen1-1-zen arch: x86_64 bits: 64 compiler: gcc v: 13.1.1
parameters: BOOT_IMAGE=/@/boot/vmlinuz-linux-zen
root=UUID=72cdbb2c-2ca1-4066-a0fb-f98bd2f6020e rw rootflags=subvol=@
quiet quiet splash rd.udev.log_priority=3 vt.global_cursor_default=0
loglevel=3 ibt=off
Desktop: KDE Plasma v: 5.27.5 tk: Qt v: 5.15.9 wm: kwin_x11 vt: 1
dm: SDDM Distro: Garuda Linux base: Arch Linux
Machine:
Type: Laptop System: HP product: HP Pavilion Gaming Laptop 15-ec2xxx v: N/A
serial: <superuser required> Chassis: type: 10 serial: <superuser required>
Mobo: HP model: 88DD v: 96.34 serial: <superuser required> UEFI: AMI
v: F.24 date: 02/22/2023
Battery:
ID-1: BAT0 charge: 37.6 Wh (90.8%) condition: 41.4/41.4 Wh (100.0%)
volts: 12.9 min: 11.6 model: HP Primary type: Li-ion serial: <filter>
status: charging
CPU:
Info: model: AMD Ryzen 5 5600H with Radeon Graphics bits: 64 type: MT MCP
arch: Zen 3 gen: 4 level: v3 note: check built: 2021-22
process: TSMC n7 (7nm) family: 0x19 (25) model-id: 0x50 (80) stepping: 0
microcode: 0xA50000D
Topology: cpus: 1x cores: 6 tpc: 2 threads: 12 smt: enabled cache:
L1: 768 KiB desc: d-12x32 KiB; i-12x32 KiB L2: 6 MiB desc: 12x512 KiB
L3: 192 MiB desc: 12x16 MiB
Speed (MHz): avg: 1229 high: 1535 min/max: 1200/4280 boost: enabled
scaling: driver: acpi-cpufreq governor: schedutil cores: 1: 1535 2: 1200
3: 1223 4: 1200 5: 1200 6: 1198 7: 1200 8: 1200 9: 1198 10: 1200 11: 1198
12: 1200 bogomips: 79053
Flags: avx avx2 ht lm nx pae sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3 svm
Vulnerabilities: <filter>
Graphics:
Device-1: NVIDIA TU117M vendor: Hewlett-Packard driver: nvidia v: 530.41.03
alternate: nouveau,nvidia_drm non-free: 530.xx+
status: current (as of 2023-05) arch: Turing code: TUxxx
process: TSMC 12nm FF built: 2018-22 pcie: gen: 1 speed: 2.5 GT/s
lanes: 8 link-max: gen: 3 speed: 8 GT/s lanes: 16 bus-ID: 01:00.0
chip-ID: 10de:1f99 class-ID: 0300
Device-2: AMD Cezanne [Radeon Vega Series / Radeon Mobile Series]
vendor: Hewlett-Packard driver: amdgpu v: kernel arch: GCN-5 code: Vega
process: GF 14nm built: 2017-20 pcie: gen: 3 speed: 8 GT/s lanes: 16
link-max: gen: 4 speed: 16 GT/s ports: active: eDP-1 empty: none
bus-ID: 05:00.0 chip-ID: 1002:1638 class-ID: 0300 temp: 53.0 C
Device-3: Luxvisions Innotech HP TrueVision HD Camera driver: uvcvideo
type: USB rev: 2.0 speed: 480 Mb/s lanes: 1 mode: 2.0 bus-ID: 3-3:2
chip-ID: 30c9:0035 class-ID: fe01 serial: <filter>
Display: x11 server: X.Org v: 21.1.8 with: Xwayland v: 23.1.1
compositor: kwin_x11 driver: X: loaded: amdgpu,nvidia
unloaded: modesetting,nouveau alternate: fbdev,nv,vesa dri: radeonsi
gpu: amdgpu display-ID: :0 screens: 1
Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.00x11.22")
s-diag: 582mm (22.93")
Monitor-1: eDP-1 mapped: eDP model: Najing CEC Panda 0x0058 built: 2019
res: 1920x1080 hz: 144 dpi: 142 gamma: 1.2 size: 344x194mm (13.54x7.64")
diag: 395mm (15.5") ratio: 16:9 modes: max: 1920x1080 min: 640x480
API: OpenGL v: 4.6 Mesa 23.0.3 renderer: AMD Radeon Graphics (renoir
LLVM 15.0.7 DRM 3.52 6.3.1-zen1-1-zen) direct-render: Yes
Audio:
Device-1: NVIDIA vendor: Hewlett-Packard driver: snd_hda_intel v: kernel
pcie: gen: 1 speed: 2.5 GT/s lanes: 8 link-max: gen: 3 speed: 8 GT/s
lanes: 16 bus-ID: 01:00.1 chip-ID: 10de:10fa class-ID: 0403
Device-2: AMD ACP/ACP3X/ACP6x Audio Coprocessor vendor: Hewlett-Packard
driver: N/A alternate: snd_pci_acp3x, snd_rn_pci_acp3x, snd_pci_acp5x,
snd_pci_acp6x, snd_acp_pci, snd_rpl_pci_acp6x, snd_pci_ps,
snd_sof_amd_renoir, snd_sof_amd_rembrandt pcie: gen: 3 speed: 8 GT/s
lanes: 16 link-max: gen: 4 speed: 16 GT/s bus-ID: 05:00.5
chip-ID: 1022:15e2 class-ID: 0480
Device-3: AMD Family 17h/19h HD Audio vendor: Hewlett-Packard
driver: snd_hda_intel v: kernel pcie: gen: 3 speed: 8 GT/s lanes: 16
link-max: gen: 4 speed: 16 GT/s bus-ID: 05:00.6 chip-ID: 1022:15e3
class-ID: 0403
API: ALSA v: k6.3.1-zen1-1-zen status: kernel-api tools: N/A
Server-1: PipeWire v: 0.3.70 status: active with: 1: pipewire-pulse
status: active 2: wireplumber status: active 3: pipewire-alsa type: plugin
4: pw-jack type: plugin tools: pactl,pw-cat,pw-cli,wpctl
Network:
Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet
vendor: Hewlett-Packard driver: r8169 v: kernel pcie: gen: 1
speed: 2.5 GT/s lanes: 1 port: e000 bus-ID: 02:00.0 chip-ID: 10ec:8168
class-ID: 0200
IF: eno1 state: up speed: 100 Mbps duplex: full mac: <filter>
Device-2: Realtek RTL8852AE 802.11ax PCIe Wireless Network Adapter
vendor: Hewlett-Packard driver: rtw89_8852ae v: N/A modules: rtw_8852ae
pcie: gen: 1 speed: 2.5 GT/s lanes: 1 port: d000 bus-ID: 03:00.0
chip-ID: 10ec:8852 class-ID: 0280
IF: wlo1 state: up mac: <filter>
Bluetooth:
Device-1: Realtek Bluetooth Radio driver: btusb v: 0.8 type: USB rev: 1.0
speed: 12 Mb/s lanes: 1 mode: 1.1 bus-ID: 1-4:2 chip-ID: 0bda:2852
class-ID: e001 serial: <filter>
Report: bt-adapter ID: hci0 rfk-id: 16 state: up address: <filter>
Drives:
Local Storage: total: 476.94 GiB used: 162.63 GiB (34.1%)
SMART Message: Unable to run smartctl. Root privileges required.
ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: SK Hynix
model: PC711 HFS512GDE9X073N size: 476.94 GiB block-size: physical: 512 B
logical: 512 B speed: 31.6 Gb/s lanes: 4 tech: SSD serial: <filter>
fw-rev: HPS0 temp: 46.9 C scheme: GPT
Partition:
ID-1: / raw-size: 200.5 GiB size: 200.5 GiB (100.00%)
used: 18.01 GiB (9.0%) fs: btrfs dev: /dev/nvme0n1p6 maj-min: 259:6
ID-2: /boot/efi raw-size: 260 MiB size: 256 MiB (98.46%)
used: 89.8 MiB (35.1%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1
ID-3: /home raw-size: 200.5 GiB size: 200.5 GiB (100.00%)
used: 18.01 GiB (9.0%) fs: btrfs dev: /dev/nvme0n1p6 maj-min: 259:6
ID-4: /var/log raw-size: 200.5 GiB size: 200.5 GiB (100.00%)
used: 18.01 GiB (9.0%) fs: btrfs dev: /dev/nvme0n1p6 maj-min: 259:6
ID-5: /var/tmp raw-size: 200.5 GiB size: 200.5 GiB (100.00%)
used: 18.01 GiB (9.0%) fs: btrfs dev: /dev/nvme0n1p6 maj-min: 259:6
Swap:
Kernel: swappiness: 133 (default 60) cache-pressure: 100 (default)
ID-1: swap-1 type: zram size: 7.11 GiB used: 7.11 GiB (100.0%)
priority: 100 dev: /dev/zram0
Sensors:
System Temperatures: cpu: 67.2 C mobo: N/A gpu: amdgpu temp: 54.0 C
Fan Speeds (RPM): fan-1: 0 fan-2: 0
Info:
Processes: 375 Uptime: 1d 17h 5m wakeups: 16 Memory: available: 7.11 GiB
used: 6.37 GiB (89.7%) Init: systemd v: 253 default: graphical
tool: systemctl Compilers: gcc: 13.1.1 clang: 15.0.7 Packages: pm: pacman
pkgs: 1403 libs: 385 tools: octopi,pamac,paru Shell: fish v: 3.6.1
default: Bash v: 5.1.16 running-in: konsole inxi: 3.3.27
Garuda (2.6.16-1):
System install date:     2023-05-10
Last full system update: 2023-05-12 ↻
Is partially upgraded:   No
Relevant software:       snapper NetworkManager dracut nvidia-dkms
Windows dual boot:       Probably (Run as root to verify)
Failed units:            systemd-vconsole-setup.service

That is GiB, not GB.

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