Hardware Spec Index

Nexora GX-8640 Ultra 12GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX8640-ULTRA · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index24,633 (Graphics Cards scale)
Category rank#24,641
Street price$729
Power270 W (TGP)
Performance per dollar33.79
Released2019

Specifications

BrandNexora
ModelNexora GX-8640 Ultra
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed16 Gbps
Memory bandwidth384 GB/s
Shader units10,880
Boost clock2,043 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)270 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, 282 mm

Related guides

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Cite this page: Hardware Spec Index, “Nexora GX-8640 Ultra 12GB GDDR6 Graphics Card”, https://vextor7.com/item/8059529 (accessed 2026-10-22).