Tactical FPS · Valve

Counter-Strike 2 Packet Loss Test

Packet loss is the top cause of Counter-Strike 2 lag spikes, missed hit-registration and rubber-banding. Counter-Strike 2 stays smooth under 0.1% loss; 0.5% is borderline and above 1.5% it's effectively unplayable. Test your real UDP loss and bufferbloat below, then work through the fixes.

Good ping, jitter & packet loss for Counter-Strike 2

MetricOptimalGoodPlayable maxNo-go
Ping15 ms30 ms50 ms> 80 ms
Jitter2 ms5 ms10 ms> 18 ms
Packet loss0%0.1%0.5%> 1.5%

128-tick; one dropped packet = a missed pre-fire. Tightest loss tolerance.

How to fix Counter-Strike 2 packet loss

  1. 1. Use a wired Ethernet connection

    Wi-Fi is the most common source of packet loss and jitter. A cable to the router removes interference and is the single biggest fix for most Counter-Strike 2 players.

  2. 2. Enable SQM / QoS on your router

    Smart Queue Management (fq_codel / CAKE) crushes bufferbloat — the lag that appears when the line is busy. Many routers expose this as "QoS" or "anti-bufferbloat".

  3. 3. Pick the nearest server region

    Switch Counter-Strike 2 to the closest region. A nearer datacenter means lower ping and fewer drops; see the region list on the Counter-Strike 2 ping test.

  4. 4. Restart the gateway and rule out the line

    Power-cycle the modem/router. If loss persists on Ethernet across servers, the problem is upstream — contact your ISP with the measured loss figures.

Counter-Strike 2 regions FRAGRATE checks

  • NA East · Virginia
  • NA West · Oregon
  • EU Central · Frankfurt
  • EU West · London
  • Asia SE · Singapore
  • Asia East · Tokyo
  • India · Mumbai
  • Oceania · Sydney
  • SA East · São Paulo
  • Middle East · UAE

How FRAGRATE measures this

FRAGRATE measures ping and jitter as a TCP-handshake to a public endpoint in each game region, packet loss via UDP/WebRTC, and bufferbloat as the latency added while your line is saturated. Run it locally for true per-region game-server ping, or use the hosted browser test for ping, loss and bufferbloat.

FAQ

How much packet loss can Counter-Strike 2 tolerate?
Keep packet loss under 0.1%. Between 0.1% and 0.5% is borderline; above 1.5% Counter-Strike 2 is effectively unplayable.
Why does Counter-Strike 2 lag when someone else is streaming?
That's bufferbloat — latency that piles up when your connection is saturated. A fast line can still spike to hundreds of ms under load, so Counter-Strike 2 stutters mid-fight. FRAGRATE measures latency-under-load to catch it.
Does jitter matter for Counter-Strike 2?
Yes — keep jitter under 5 ms for Counter-Strike 2 (Tactical FPS). Above 18 ms you get inconsistent hit registration and rubber-banding even when average ping looks fine.
What is a good ping for Counter-Strike 2?
Aim for under 30 ms; under 15 ms is optimal for Counter-Strike 2. Up to 50 ms is the playable ceiling, and above about 80 ms Counter-Strike 2 feels laggy.

More for Counter-Strike 2

Run the live Counter-Strike 2 test →