Hardware Spec Index

Nexora GX-4456 XT 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX4456-XT · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index27,232 (Graphics Cards scale)
Category rank#38,684
Street price$919
Power275 W (TGP)
Performance per dollar29.63
Released2019

Specifications

BrandNexora
ModelNexora GX-4456 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed16 Gbps
Memory bandwidth512 GB/s
Shader units11,264
Boost clock2,121 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)275 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size3-slot, 277 mm

Related guides

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Cite this page: Hardware Spec Index, “Nexora GX-4456 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/9724571 (accessed 2026-10-21).