Hardware Spec Index

Kyndral GX-5421 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX5421-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index10,189 (Graphics Cards scale)
Category rank#38,069
Street price$129
Power115 W (TGP)
Performance per dollar78.98
Released2019

Specifications

BrandKyndral
ModelKyndral GX-5421 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units2,560
Boost clock2,104 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)115 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 (firmware update)
Card size2-slot, 204 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-5421 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/83357592 (accessed 2026-10-21).