Hardware Spec Index

Kyndral GX-6391 Core 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX6391-CORE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index30,398 (Graphics Cards scale)
Category rank#39,040
Street price$1,019
Power315 W (TGP)
Performance per dollar29.83
Released2020

Specifications

BrandKyndral
ModelKyndral GX-6391 Core
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units13,184
Boost clock2,302 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)315 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3-slot, 294 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-6391 Core 16GB GDDR6 Graphics Card”, https://vextor7.com/item/9549181 (accessed 2026-10-23).