Hardware Spec Index

Kyndral GX-4458 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX4458-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index20,375 (Graphics Cards scale)
Category rank#41,615
Street price$499
Power210 W (TGP)
Performance per dollar40.83
Released2021

Specifications

BrandKyndral
ModelKyndral GX-4458 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed14 Gbps
Memory bandwidth448 GB/s
Shader units7,680
Boost clock2,565 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)210 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 247 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4458 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/3099676 (accessed 2026-10-21).