Hardware Spec Index

Kyndral GX-6423 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX6423-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index12,810 (Graphics Cards scale)
Category rank#7,697
Street price$199
Power140 W (TGP)
Performance per dollar64.37
Released2020

Specifications

BrandKyndral
ModelKyndral GX-6423 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed20 Gbps
Memory bandwidth320 GB/s
Shader units3,840
Boost clock2,075 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 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size2-slot, 221 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-6423 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/5886966 (accessed 2026-10-26).