Hardware Spec Index

Kyndral GX-3956 Ultra 32GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX3956-ULTRA · Released 2020 · Updated 2026-10-20

Key facts

Benchmark index42,278 (Graphics Cards scale)
Category rank#48,991
Street price$1,969
Power420 W (TGP)
Performance per dollar21.47
Released2020

Specifications

BrandKyndral
ModelKyndral GX-3956 Ultra
Video memory32 GB GDDR6
Memory bus512-bit
Memory speed20 Gbps
Memory bandwidth1,280 GB/s
Shader units18,816
Boost clock2,161 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)420 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3.5-slot, 329 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-3956 Ultra 32GB GDDR6 Graphics Card”, https://vextor7.com/item/7148340 (accessed 2026-10-20).