Hardware Spec Index

Kyndral GX-6420 SE 16GB GDDR6X Graphics Card

Graphics Cards · Kyndral · SKU GX6420-SE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index37,590 (Graphics Cards scale)
Category rank#21,185
Street price$1,929
Power400 W (TGP)
Performance per dollar19.49
Released2022

Specifications

BrandKyndral
ModelKyndral GX-6420 SE
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed23 Gbps
Memory bandwidth736 GB/s
Shader units17,792
Boost clock2,017 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)400 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 333 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-6420 SE 16GB GDDR6X Graphics Card”, https://vextor7.com/item/21391758 (accessed 2026-10-19).