Hardware Spec Index

Kyndral GX-4591 Ultra 32GB GDDR6X Graphics Card

Graphics Cards · Kyndral · SKU GX4591-ULTRA · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index39,190 (Graphics Cards scale)
Category rank#2,677
Street price$1,629
Power375 W (TGP)
Performance per dollar24.06
Released2021

Specifications

BrandKyndral
ModelKyndral GX-4591 Ultra
Video memory32 GB GDDR6X
Memory bus512-bit
Memory speed22.4 Gbps
Memory bandwidth1,434 GB/s
Shader units16,512
Boost clock1,971 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)375 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 308 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4591 Ultra 32GB GDDR6X Graphics Card”, https://vextor7.com/item/1345709 (accessed 2026-10-23).