I know it's an older suggestion, but I wasn't available at the time. The current Only Dust2 has been updated!
(I’ll quietly tell you, I don't have a very good PC, but it doesn't lag and handles it quite well).
Update:
The server(Only Dust2) has been updated, and there's a ton of new content for you to enjoy! Here’s what’s new:
Roundensounds – New background music to set the mood! Type /music to toggle it.
VIP/PREMIUM VIP System – Unlock new abilities like Glow Effect, Jet Module, Bunnyhop, Vampirism, and exclusive models!
Bullet Damage – Customize bullet damage with the /showbd command in the chat.
Chatsounds – Play sounds in the chat! Type 'amx_sound_help' to see the available sounds.
Molotov – Purchase Molotov cocktails after round 3 for $1000 using the /molotov command.
Rank + Level System – Gain XP to level up after every round, kill, plant, and defuse! Check your rank using /xplist or /xp.
Multijump + Parachute – Use the Multijump and Parachute for extra mobility and fun!
New Maps – Check out our new maps for fresh and exciting gameplay!
Resetscore – Want to reset your stats? Type /rs in the chat to do so!
Sniper/Auto Sniper Limit – AWP and SG550/G3SG1 are only available when there are at least 5 players online!
Sound Events – Enjoy new sound effects with every kill to make the game more exciting.
Language Selection – Switch languages easily with /lang. Available in Hungarian, Romanian, Turkish, Finnish, Spanish, Russian, Malayalam!
Only Dust 2 Server IP:
87.98.129.13:27025