Hardware Spec Index

Kyndral GX-5644 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX5644-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index9,496 (Graphics Cards scale)
Category rank#12,604
Street price$119
Power120 W (TGP)
Performance per dollar79.80
Released2026

Specifications

BrandKyndral
ModelKyndral GX-5644 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed14 Gbps
Memory bandwidth224 GB/s
Shader units1,920
Boost clock2,605 MHz
Bus interfacePCIe 5.0 x8
Total graphics power (TGP)120 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2-slot, 201 mm

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Cite this page: Hardware Spec Index, “Kyndral GX-5644 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/217567 (accessed 2026-10-19).