Hardware Spec Index

Kyndral GX-3999 XT 32GB GDDR6X Graphics Card

Graphics Cards · Kyndral · SKU GX3999-XT · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index41,216 (Graphics Cards scale)
Category rank#24,056
Street price$2,259
Power440 W (TGP)
Performance per dollar18.25
Released2021

Specifications

BrandKyndral
ModelKyndral GX-3999 XT
Video memory32 GB GDDR6X
Memory bus512-bit
Memory speed21 Gbps
Memory bandwidth1,344 GB/s
Shader units19,840
Boost clock2,030 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)440 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3.5-slot, 346 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-3999 XT 32GB GDDR6X Graphics Card”, https://vextor7.com/item/30456288 (accessed 2026-10-22).