Hardware Spec Index

Kyndral GX-4978 Ultra 24GB GDDR6X Graphics Card

Graphics Cards · Kyndral · SKU GX4978-ULTRA · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index36,946 (Graphics Cards scale)
Category rank#203
Street price$1,409
Power360 W (TGP)
Performance per dollar26.22
Released2023

Specifications

BrandKyndral
ModelKyndral GX-4978 Ultra
Video memory24 GB GDDR6X
Memory bus384-bit
Memory speed23 Gbps
Memory bandwidth1,104 GB/s
Shader units15,616
Boost clock1,703 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)360 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingXeSS
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 312 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4978 Ultra 24GB GDDR6X Graphics Card”, https://vextor7.com/item/3274119 (accessed 2026-10-26).