Hardware Spec Index

Nexora GX-4638 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX4638-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index26,222 (Graphics Cards scale)
Category rank#13,966
Street price$799
Power255 W (TGP)
Performance per dollar32.82
Released2022

Specifications

BrandNexora
ModelNexora GX-4638 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed18 Gbps
Memory bandwidth576 GB/s
Shader units10,112
Boost clock1,874 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)255 W
Power connectors3× 8-pin PCIe
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingXeSS
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 261 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedChoosing a GPU for 1440p GamingGDDR7 Memory ExplainedChoosing a GPU for 4K GamingPCIe 5.0 Explained

Similar Graphics Cards

ModelBenchmarkPriceCompare
Kyndral GX-4845 Ultra 32GB GDDR6X Graphics Card42,458$1,919Compare
Nexora GX-4367 Edge 8GB GDDR6 Graphics Card17,326$319Compare
Kyndral GX-5623 Core 8GB GDDR6 Graphics Card13,211$189Compare
Orbita GX-4798 Prime 12GB GDDR6 Graphics Card24,851$639Compare
Nexora GX-4289 Max 12GB GDDR7 Graphics Card18,064$349Compare
Veltrix GX-7658 Prime 12GB GDDR7 Graphics Card17,168$349Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Nexora GX-4638 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/6794584 (accessed 2026-10-19).