Hardware Spec Index

Nexora GX-8643 Prime 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX8643-PRIME · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index25,394 (Graphics Cards scale)
Category rank#23,991
Street price$749
Power270 W (TGP)
Performance per dollar33.90
Released2023

Specifications

BrandNexora
ModelNexora GX-8643 Prime
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed14 Gbps
Memory bandwidth448 GB/s
Shader units10,880
Boost clock2,451 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)270 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 265 mm

Related guides

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Cite this page: Hardware Spec Index, “Nexora GX-8643 Prime 16GB GDDR6 Graphics Card”, https://vextor7.com/item/8639487 (accessed 2026-10-22).