pas mal ces guides

et je vais tenter cette marque 50€ 2.5Gbit fanless
https://www.amazon.fr/YuLinca-2x10G-SFP-Commutateur-Multi-Gigabit/dp/B0CJXG4JYT/ref=cm_cr_arp_d_product_top?ie=UTF8

Intel Celeron J6412 quad-core Elkhart Lake processor @ 1.2 GHz / 2.6GHz (Burst frequency) with 1.5MB cache, 16 EU Intel UHD Graphics; 10W TDP
System Memory – 2x 260-pin SODIMM DDR4 memory slots for up to 32GB RAM (Note: Intel Ark list the 32GB limit for the processor, but sometimes they really mean per socket/channel)
Storage –
SATA III (red) connector
M.2 key M socket for SATA or NVMe SSD (see Expansion)
Optional onboard eMMC flash
128 Mbit SPI flash for AMI BIOS
Display
2x HDMI ports up to 4096×2160 @ 30Hz
1x LVDS/eDP header, 1x backlight header
Three independent display support
Audio
3.5mm Line-out/Mic-in jack
Realtek HD Audio support 7.1 channel sound playback
Networking
2x 2.5 GbE RK45 ports via Intel I225-LM (2.5GbE) Ethernet controllers
2x Gigabit Ethernet RJ45 ports via Intel I211-AT (1GbE) Ethernet controllers
USB
4x USB 3.0 Type-A ports, 1x internal vertical USB 3.0 Type-A port
4x USB 2.0 interfaces via 2x internal USB headers
Serial – 2x RS-232/422/485 headers, 2x RS-232 headers
Expansion
1x 2230 M.2 E key socket with PCIe x1 & USB 2.0 signals
1x 2280 & 2242 M.2 M Key socket with PCIe x2 & SATA III signals
8-bits GPIO header (4 In/4 Out)
1x I²C header
Security – Infineon SLB 9670VQ2.0 TPM 2.0
Misc
RTC with battery
Watchdog Timer
H/W Status Monitor for temperature and voltage with auto throttling control
4-pin CPU fan, 4-pin system fan header
Buzzer
Power Supply – 12 to 24VDC via power barrel jack or 4-pin “Mini-Fit Jr” DC-In connector
Dimensions – 170 x 170 mm (mini-ITX form factor)
Weight – 400 grams

petite solution fanless en intel Atom

45€ quand même

https://twitter.com/DandumontP/status/1047870129596510210