Hardware Spec Index

Kyndral GX-6389 Ultra 24GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX6389-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index41,218 (Graphics Cards scale)
Category rank#25,795
Street price$2,119
Power440 W (TGP)
Performance per dollar19.45
Released2024

Specifications

BrandKyndral
ModelKyndral GX-6389 Ultra
Video memory24 GB GDDR6
Memory bus384-bit
Memory speed18 Gbps
Memory bandwidth864 GB/s
Shader units19,968
Boost clock2,086 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)440 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3.5-slot, 354 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-6389 Ultra 24GB GDDR6 Graphics Card”, https://vextor7.com/item/466359 (accessed 2026-10-19).