Hardware Spec Index

Kyndral MN-6639 Ultra 27" 4K 144Hz Fast IPS Monitor

Monitors · Kyndral · SKU MN6639-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index2,706 (Monitors scale)
Category rank#32,226
Street price$749
Power68 W
Performance per dollar3.61
Released2021

Specifications

BrandKyndral
ModelKyndral MN-6639 Ultra
Screen size27-inch
Resolution3840 × 2160 (4K)
Pixel density163 PPI
PanelFast IPS
Refresh rate144 Hz
Response time1 ms (GtG)
HDRVESA DisplayHDR 400
Peak brightness400 nits
Color gamut91% DCI-P3
Variable refreshVESA Adaptive-Sync, FreeSync Premium, G-SYNC Compatible
Inputs2× HDMI 2.1, 1× DisplayPort 1.4 (DSC)

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Cite this page: Hardware Spec Index, “Kyndral MN-6639 Ultra 27" 4K 144Hz Fast IPS Monitor”, https://vextor7.com/item/56587619 (accessed 2026-10-25).