Hardware Spec Index

Nexora GX-1638 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX1638-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index16,680 (Graphics Cards scale)
Category rank#40,811
Street price$369
Power185 W (TGP)
Performance per dollar45.20
Released2024

Specifications

BrandNexora
ModelNexora GX-1638 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed20 Gbps
Memory bandwidth320 GB/s
Shader units6,272
Boost clock2,338 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)185 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 243 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Nexora GX-1638 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/612019 (accessed 2026-10-19).