Hardware Spec Index

Nexora GX-4891 SE 16GB GDDR6X Graphics Card

Graphics Cards · Nexora · SKU GX4891-SE · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index35,911 (Graphics Cards scale)
Category rank#5,647
Street price$1,339
Power345 W (TGP)
Performance per dollar26.82
Released2023

Specifications

BrandNexora
ModelNexora GX-4891 SE
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed21 Gbps
Memory bandwidth672 GB/s
Shader units14,848
Boost clock1,992 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)345 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 307 mm

Related guides

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

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Cite this page: Hardware Spec Index, “Nexora GX-4891 SE 16GB GDDR6X Graphics Card”, https://vextor7.com/item/6558983 (accessed 2026-10-26).