Hardware Spec Index

Kyndral GX-8491 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX8491-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index12,631 (Graphics Cards scale)
Category rank#21,381
Street price$169
Power140 W (TGP)
Performance per dollar74.74
Released2021

Specifications

BrandKyndral
ModelKyndral GX-8491 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed20 Gbps
Memory bandwidth320 GB/s
Shader units3,840
Boost clock2,208 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)140 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 217 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-8491 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/41369621 (accessed 2026-10-24).