Hardware Spec Index

Kyndral GX-6491 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX6491-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index9,351 (Graphics Cards scale)
Category rank#999
Street price$109
Power120 W (TGP)
Performance per dollar85.79
Released2026

Specifications

BrandKyndral
ModelKyndral GX-6491 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed20 Gbps
Memory bandwidth320 GB/s
Shader units1,792
Boost clock2,752 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)120 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2-slot, 202 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-6491 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/71677256 (accessed 2026-10-19).