Hardware Spec Index

Kyndral GX-3421 XT 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX3421-XT · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index32,103 (Graphics Cards scale)
Category rank#27,886
Street price$1,389
Power340 W (TGP)
Performance per dollar23.11
Released2024

Specifications

BrandKyndral
ModelKyndral GX-3421 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units14,464
Boost clock1,835 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)340 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 307 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-3421 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/5659838 (accessed 2026-10-22).