Hardware Spec Index

Kyndral GX-8991 XT 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX8991-XT · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index25,577 (Graphics Cards scale)
Category rank#39,170
Street price$649
Power255 W (TGP)
Performance per dollar39.41
Released2021

Specifications

BrandKyndral
ModelKyndral GX-8991 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed14 Gbps
Memory bandwidth448 GB/s
Shader units10,112
Boost clock2,325 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)255 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 259 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-8991 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/708165 (accessed 2026-10-19).