Hardware Spec Index

Kyndral GX-3643 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Kyndral · SKU GX3643-ULTRA · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index36,806 (Graphics Cards scale)
Category rank#4,738
Street price$1,639
Power460 W (TGP)
Performance per dollar22.46
Released2026

Specifications

BrandKyndral
ModelKyndral GX-3643 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed32 Gbps
Memory bandwidth1,024 GB/s
Shader units15,744
Boost clock2,499 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)460 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU900 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 305 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-3643 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/8967443 (accessed 2026-10-23).