Hardware Spec Index

Nexora GX-4503 Ultra 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX4503-ULTRA · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index21,482 (Graphics Cards scale)
Category rank#21,200
Street price$519
Power215 W (TGP)
Performance per dollar41.39
Released2024

Specifications

BrandNexora
ModelNexora GX-4503 Ultra
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units7,936
Boost clock2,119 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)215 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 259 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-4503 Ultra 16GB GDDR6 Graphics Card”, https://vextor7.com/item/32638145 (accessed 2026-10-24).