Hardware Spec Index

Kyndral GX-6403 Core 16GB GDDR7 Graphics Card

Graphics Cards · Kyndral · SKU GX6403-CORE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index29,939 (Graphics Cards scale)
Category rank#4,045
Street price$919
Power370 W (TGP)
Performance per dollar32.58
Released2025

Specifications

BrandKyndral
ModelKyndral GX-6403 Core
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed28 Gbps
Memory bandwidth896 GB/s
Shader units12,160
Boost clock2,822 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)370 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 283 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-6403 Core 16GB GDDR7 Graphics Card”, https://vextor7.com/item/265472 (accessed 2026-10-19).