Open the ghosting test, choose Fast speed with a grey background, and watch the moving block for soft wakes or bright double edges. Severe trails on dark scenes often mean slow pixel response — common on VA panels — while a sharp bright outline usually signals overdrive set too high (inverse ghosting).
Ghosting is trailing behind moving objects: pixels take too long to change shade, so the previous frame lingers. Marketing “1 ms” numbers rarely match what you see in games. A browser motion test shows real-world smear before you keep a gaming monitor.
Ghosting vs motion blur vs inverse ghosting
| Effect | What you see | Likely cause |
|---|---|---|
| Ghosting | Soft dark wake behind a moving block | Slow grey-to-grey response |
| Motion blur | General softness at high speed | Low refresh + slow response combined |
| Inverse ghosting | Bright halo or double edge on the object | Overdrive (OD) set too aggressive |
| Screen tearing | Horizontal breaks in the image | Sync mismatch — use the tearing test |
Higher refresh rate helps motion feel smoother, but it does not fix slow pixels. Confirm Hz with the refresh rate test after tuning overdrive.
One-minute ghosting test routine
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Set game or picture mode — use the same overdrive preset you will use daily (often Normal in the monitor OSD).
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Open the ghosting test on the display under test. Maximize the window or go fullscreen.
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Pick Fast speed + grey background — VA panels show smear most clearly on dark greys; IPS often looks cleaner here.
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Watch the moving block — a soft shadow trailing the block is classic ghosting. A bright ring around the block is inverse ghosting.
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Try Text Scroll mode — small text exaggerates smear; useful for reading-heavy or FPS crosshair clarity.
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Adjust overdrive one step at a time — drop from Fastest → Fast → Normal if you see bright halos; raise one step if trails are long.
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Re-test after changing refresh or cable — a panel stuck at 60Hz feels mushier than the same panel at 144Hz.
Panel type expectations
| Panel | Ghosting risk | What to look for |
|---|---|---|
| IPS | Low–moderate | Usually clean; inverse ghosting if OD is maxed |
| VA | High on dark scenes | Long wakes in grey/black transitions |
| TN | Moderate | Fast but poor color; rare on new monitors |
| OLED | Very low | Near-instant pixels; smear often means processing, not panel |
Budget VA gaming monitors frequently advertise 144Hz and “1ms” yet show obvious trails in dark RPG or horror scenes. That is a panel limitation, not a broken cable.
Overdrive quick reference
- Off / Low — minimal inverse ghosting; more visible trails on VA.
- Normal — best starting point for most IPS and many VA sets.
- Fast / Extreme — shorter trails but higher inverse ghosting risk.
Change only one OSD setting between passes so you know which step fixed the image.
Pair with related display checks
Ghosting confirms response behavior, not refresh or pixel health:
- Refresh rate test — verify 120Hz+ is actually active.
- Tearing test — rule out sync issues that mimic softness.
- Resolution checker — native resolution at 100% OS scaling.
- Monitor screen test — full desktop QA workflow.
- LCD screen test — VA-specific smear thresholds.
When results are acceptable
- Block edges stay readable at Fast speed with Normal overdrive.
- No fixed bright halo that persists across backgrounds.
- Dark-scene trails are mild enough for your games — competitive FPS players often reject heavy VA smear.
Document trails with a phone video if you plan to exchange a panel within the return window. Browser tests are for verification, not factory certification.
Keep learning: How to test refresh rate · Monitor screen test · All display tools
