Hardware Spec Index

Kyndral GX-4521 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX4521-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index21,275 (Graphics Cards scale)
Category rank#7,989
Street price$579
Power225 W (TGP)
Performance per dollar36.74
Released2019

Specifications

BrandKyndral
ModelKyndral GX-4521 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed18 Gbps
Memory bandwidth576 GB/s
Shader units8,448
Boost clock2,486 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)225 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 250 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-4521 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/80245954 (accessed 2026-10-19).