Comment # 3 on bug 1225697 from Felix Miata

On similar PC with identical GPU:
# inxi -C --vs
inxi 3.3.34-00 (2024-04-13)
CPU:
  Info: dual core model: Intel Core2 Duo E7600 bits: 64 type: MCP cache:
    L2: 3 MiB
  Speed (MHz): avg: 1603 min/max: 1603/3066 cores: 1: 1603 2: 1603
# inxi -GSaz
System:
  Kernel: 5.14.21-150500.55.65-default arch: x86_64 bits: 64 compiler: gcc
    v: 7.5.0 clocksource: tsc avail: hpet,acpi_pm parameters:
root=LABEL=<filter>
    ipv6.disable=1 net.ifnames=0 noresume consoleblank=0 mitigations=off
  Desktop: TDE (Trinity) v: R14.1.2 tk: Qt v: 3.5.0 wm: Twin v: 3.0
    with: kicker tools: avail: lxlock vt: 7 dm: 1: TDM 2: XDM
    Distro: openSUSE Leap 15.5
Graphics:
  Device-1: Intel 82G33/G31 Express Integrated Graphics vendor: Biostar
    Microtech Intl Corp driver: i915 v: kernel arch: Gen-4 process: Intel 65n
    built: 2006-07 ports: active: VGA-1 empty: none bus-ID: 00:02.0
    chip-ID: 8086:29c2 class-ID: 0300
  Display: x11 server: X.Org v: 1.21.1.4 compositor: Twin v: 3.0 driver: X:
    loaded: intel unloaded: fbdev,modesetting,vesa dri: i915 gpu: i915
    display-ID: :0 screens: 1
  Screen-1: 0 s-res: 1920x1200 s-dpi: 120 s-size: 406x254mm (15.98x10.00")
    s-diag: 479mm (18.85")
  Monitor-1: VGA-1 mapped: VGA1 model: NEC EA243WM serial: <filter>
    built: 2011 res: 1920x1200 hz: 60 dpi: 94 gamma: 1.2
    size: 520x320mm (20.47x12.6") diag: 612mm (24.1") ratio: 16:10 modes:
    max: 1920x1200 min: 640x480
  API: EGL v: 1.5 hw: drv: intel i915 platforms: device: 0 egl: 1.4
    drv: i915 device: 1 drv: swrast gbm: egl: 1.4 drv: i915 surfaceless:
    egl: 1.4 drv: i915 x11: egl: 1.4 drv: i915 inactive: wayland
  API: OpenGL v: 4.5 compat-v: 2.1 vendor: mesa v: 22.3.5 glx-v: 1.4
    direct-render: yes renderer: i915 (: G33) device-ID: 8086:29c2
    memory: 375 MiB unified: yes
#
I installed pcb and started it, though only nominally more because I know
nothing about using it. When open the average CPU in top was about 7%. It did
nearly the same thing on same PC in Debian 12, installing electronics-pcb and
pcb. When opened there max in top was under 10%.