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SOURCE 2 SUB-TICK • 3.5GHZ+ HF • 2026-11-12

FragNode Counter-Strike 2 Sub-Tick Match Server Blueprint

Valve Source 2 dedicated servers require modest RAM (4 GB to 8 GB per match instance) alongside 60+ GB of fast NVMe storage and high single-thread CPU clock speeds (3.5 GHz+) so volumetric smoke grenades never push server frametimes past the sub-tick budget.

FragNode scrim tip: hourly 3.5 GHz+ cloud billing cuts part-time match hosting costs.

Load 16-slot preset in FragNode Workbench -> Official Wiki: Valve Counter-Strike 2 Dedicated Server Wiki

FragNode 4-Zone Baseline Output (16 Slots / 20 Mods)

27015/tcp+udp (Game/RCON), 27020/udp (CSTV)
Recommended Host RAM 8 GB DDR5 1.5 GB OS + 3 GB Base + 0.3 GB Mod + 2.3 GB Slots
CPU & NVMe Target 3 vCPU High-Clock (4 GHz+ • 90+ GB NVMe) 60 Gbps Stateful UDP Scrubbing
Required Firewall Ports CS2-SRC2 27015/tcp+udp (Game/RCON), 27020/udp (CSTV)

Rather than overspending on 32 GB of idle memory for a single 5v5 match node, FragNode prioritizes CPU IPC and NVMe disk headroom: Vultr High Frequency 4 GB or 8 GB instances (3.5 GHz+ published clock in Singapore, Tokyo, EU, and US from $24.00/mo or hourly billing retrieved 2026-11-12) suit on-demand scrims, while Hostinger Game Panel 2 (8 GB NVMe + 100 GB disk at $6.99/mo) fits 24/7 Retake and Deathmatch servers.

Inspect Vultr High Frequency Specs via FragNode -> Compare Hostinger Game Panel via FragNode ->

FragNode Concurrency-to-RAM Sizing Matrix (2026-11-12 Public Rates)

Player Concurrency Host RAM Tier Heap Flag / CPU Target Published Vendor Tier Vendor Page
12 Slots (5v5 MatchZy Scrim + CSTV) 4 GB – 8 GB 2–3 HF vCPU (3.5GHz+ • 128 GB NVMe) Vultr HF 4 GB ($24.00/mo or Hourly) Check Vultr High Frequency via FragNode
16–24 Slots (24/7 Retake / DM / KZ) 8 GB Host 2 vCPU EPYC + 100 GB NVMe + AMP Hostinger Game Panel 2 ($6.99/mo) Check Hostinger Game Panel via FragNode
5-Instance Tournament Bracket Node 32 GB VDS 6 Dedicated VDS Cores + 400 GB NVMe UltaHost VDS 32 GB ($37.50/mo) Check UltaHost Dedicated VDS via FragNode
Eligible New-Account Cloud Trial 8 GB HF 3.5GHz+ High Frequency NVMe Vultr Promo Credit Route Check Vultr Promo Credit via FragNode

FragNode pricing citation: Public rates retrieved 2026-11-12 from official vendor pricing pages; verify live renewal terms at checkout.

FragNode CS2 Linux Dedicated Binary & CSTV Firewall Rules

./game/bin/linuxsteamrt64/cs2 -dedicated -console -usercon -port 27015 \
  +game_type 0 +game_mode 1 +map de_mirage -maxplayers_override 12 +sv_ParallelSendSnapshot 1
sudo ufw allow 27015/udp && sudo ufw allow 27015/tcp && sudo ufw allow 27020/udp

FragNode Production Configuration & Firewall Checklist

  1. FragNode Engineering Check #1

    Provision at least 80 GB to 128 GB of NVMe disk space: the SteamCMD app_update 730 CS2 depot exceeds 45 GB before CounterStrikeSharp plugins and match .dem recordings.

  2. FragNode Engineering Check #2

    When running multiple 5v5 match rooms on a single 32 GB VDS, share the read-only game depot via Linux OverlayFS or hardlinks so 5 rooms do not consume 250 GB of disk.

  3. FragNode Engineering Check #3

    Test round-trip jitter from all 10 players to Singapore vs Tokyo Looking Glass IPs via mtr -u before locking tournament server locations.

FragNode Counter-Strike 2 Sub-Tick Match Server Blueprint — FragNode 4-zone sizing illustration

Customize Exact Mod Counts in the FragNode Workbench

We pre-linked this blueprint to our interactive FragNode 4-zone workbench so you can drag player concurrency up to 200 slots or adjust active mods between 0 and 300 in real time.

FragNode Engineering FAQ: FragNode Counter-Strike 2 Sub-Tick Match Server Blueprint

Why does FragNode enforce an 80 GB+ NVMe floor for CS2 dedicated servers?

Entry 1 GB or 2 GB cloud slices only include 25 GB to 50 GB of storage, which fills up completely during SteamCMD CS2 depot extraction and patches.

How much RAM does FragNode allocate for a 12-slot CS2 MatchZy scrim server?

FragNode budgets 1.5 GB Linux reserve + 3.0 GB Source 2 binary + ~1.8 GB player/CSTV/CounterStrikeSharp buffer, fitting cleanly inside an 8 GB node.

Why does FragNode highlight hourly billing on Vultr High Frequency for CS2?

Competitive teams practicing 10 hours per week can deploy a 3.5 GHz+ instance from a saved snapshot before scrims and destroy it afterward rather than paying 24/7.

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