Hardware Spec Index

Kyndral GX-8855 Ultra 12GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX8855-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index17,144 (Graphics Cards scale)
Category rank#45,161
Street price$309
Power180 W (TGP)
Performance per dollar55.48
Released2023

Specifications

BrandKyndral
ModelKyndral GX-8855 Ultra
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed20 Gbps
Memory bandwidth480 GB/s
Shader units6,016
Boost clock2,381 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)180 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 232 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-8855 Ultra 12GB GDDR6 Graphics Card”, https://vextor7.com/item/2173307 (accessed 2026-10-20).