Hardware Spec Index

Kyndral GX-4978 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX4978-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index14,362 (Graphics Cards scale)
Category rank#9,736
Street price$229
Power150 W (TGP)
Performance per dollar62.72
Released2023

Specifications

BrandKyndral
ModelKyndral GX-4978 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units4,352
Boost clock2,556 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)150 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 223 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4978 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/56524707 (accessed 2026-10-25).