Hardware Spec Index

Kyndral GX-4978 XT 8GB GDDR6 Graphics Card

Graphics Cards · Kyndral · SKU GX4978-XT · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index11,427 (Graphics Cards scale)
Category rank#17,792
Street price$159
Power125 W (TGP)
Performance per dollar71.87
Released2019

Specifications

BrandKyndral
ModelKyndral GX-4978 XT
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units3,072
Boost clock2,448 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)125 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2-slot, 214 mm

Related guides

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Cite this page: Hardware Spec Index, “Kyndral GX-4978 XT 8GB GDDR6 Graphics Card”, https://vextor7.com/item/13626700 (accessed 2026-10-22).