Hardware Spec Index

Kyndral GX-8421 SE 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX8421-SE · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index10,170 (Graphics Cards scale)
Category rank#44,275
Street price$139
Power120 W (TGP)
Performance per dollar73.17
Released2021

Specifications

BrandKyndral
ModelKyndral GX-8421 SE
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units2,816
Boost clock2,289 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)120 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 212 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-8421 SE 8GB GDDR6 Graphics Card”, https://vextor7.com/item/92370005 (accessed 2026-10-20).