Hardware Spec Index

Kyndral GX-3989 XT 24GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX3989-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index33,273 (Graphics Cards scale)
Category rank#31,859
Street price$1,359
Power345 W (TGP)
Performance per dollar24.48
Released2021

Specifications

BrandKyndral
ModelKyndral GX-3989 XT
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed18 Gbps
Memory bandwidth864 GB/s
Shader units14,976
Boost clock2,259 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)345 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 313 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-3989 XT 24GB GDDR6 Graphics Card”, https://vextor7.com/item/24378319 (accessed 2026-10-26).