I believe my machine is not hat bad.
[limo@lenovo ~]$ inxi -F
System: Host: lenovo Kernel: 5.14.6-arch1-1 x86_64 bits: 64 Desktop: Xfce 4.16.0
Distro: EndeavourOS
Machine: Type: Laptop System: LENOVO product: 20157 v: Lenovo G580
serial: <superuser required>
Mobo: LENOVO model: Emerald Lake 2 v: FAB1 serial: <superuser required> UEFI: LENOVO
v: 62CN34WW date: 04/26/2012
Battery: ID-1: BAT0 charge: 27.7 Wh (98.6%) condition: 28.1/42.8 Wh (65.6%)
CPU: Info: Dual Core model: Intel Core i5-3210M bits: 64 type: MT MCP cache: L2: 3 MiB
Speed: 2078 MHz min/max: 1200/3100 MHz Core speeds (MHz): 1: 2078 2: 1994 3: 2423
4: 1700
Graphics: Device-1: Intel 3rd Gen Core processor Graphics driver: i915 v: kernel
Device-2: Acer Lenovo Integrated Webcam type: USB driver: uvcvideo
Display: x11 server: X.org 1.20.13 driver: loaded: intel
unloaded: fbdev,modesetting,vesa resolution: <missing: xdpyinfo>
Message: Unable to show advanced data. Required tool glxinfo missing.
Audio: Device-1: Intel 7 Series/C216 Family High Definition Audio driver: snd_hda_intel
Sound Server-1: ALSA v: k5.14.6-arch1-1 running: yes
Sound Server-2: PulseAudio v: 15.0 running: yes
Network: Device-1: Broadcom BCM4313 802.11bgn Wireless Network Adapter driver: wl
IF: wlan0 state: up mac: 08:ed:b9:97:27:0f
Device-2: Qualcomm Atheros AR8162 Fast Ethernet driver: alx
IF: enp3s0 state: down mac: f0:de:f1:fd:53:97
It seems to me that the “bells and whistles” of KDE Plasma is taking a lot, (more than it should be taking I think)