Hardware Spec Index

Kyndral GX-1639 Ultra 32GB GDDR6X Graphics Card

Graphics Cards · Kyndral · SKU GX1639-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index41,913 (Graphics Cards scale)
Category rank#4,089
Street price$1,959
Power405 W (TGP)
Performance per dollar21.40
Released2021

Specifications

BrandKyndral
ModelKyndral GX-1639 Ultra
Video memory32 GB GDDR6X
Memory bus512-bit
Memory speed19 Gbps
Memory bandwidth1,216 GB/s
Shader units18,176
Boost clock2,294 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)405 W
Power connectors3× 8-pin PCIe
Recommended PSU850 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3.5-slot, 321 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-1639 Ultra 32GB GDDR6X Graphics Card”, https://vextor7.com/item/818490 (accessed 2026-10-21).