Hardware Spec Index

Kyndral GX-4646 Ultra 12GB GDDR7 Graphics Card

Graphics Cards · Kyndral · SKU GX4646-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index19,145 (Graphics Cards scale)
Category rank#21,847
Street price$399
Power250 W (TGP)
Performance per dollar47.98
Released2025

Specifications

BrandKyndral
ModelKyndral GX-4646 Ultra
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed28 Gbps
Memory bandwidth672 GB/s
Shader units7,296
Boost clock2,570 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)250 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 249 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4646 Ultra 12GB GDDR7 Graphics Card”, https://vextor7.com/item/7182256 (accessed 2026-10-24).