Hardware Spec Index

Nexora GX-6623 Ultra 12GB GDDR7 Graphics Card

Graphics Cards · Nexora · SKU GX6623-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index21,718 (Graphics Cards scale)
Category rank#8,355
Street price$559
Power285 W (TGP)
Performance per dollar38.85
Released2025

Specifications

BrandNexora
ModelNexora GX-6623 Ultra
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed28 Gbps
Memory bandwidth672 GB/s
Shader units8,704
Boost clock2,735 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)285 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 264 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0Choosing a GPU for 1440p Gaming

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Cite this page: Hardware Spec Index, “Nexora GX-6623 Ultra 12GB GDDR7 Graphics Card”, https://vextor7.com/item/9645663 (accessed 2026-10-24).