Hardware Spec Index

Nexora GX-4978 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX4978-ULTRA · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index21,292 (Graphics Cards scale)
Category rank#11,094
Street price$559
Power225 W (TGP)
Performance per dollar38.09
Released2023

Specifications

BrandNexora
ModelNexora GX-4978 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed16 Gbps
Memory bandwidth512 GB/s
Shader units8,448
Boost clock2,405 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)225 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 250 mm

Related guides

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Cite this page: Hardware Spec Index, “Nexora GX-4978 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/7185485 (accessed 2026-10-24).