Hardware Spec Index

Nexora GX-4639 XT 16GB GDDR6 Graphics Card

Graphics Cards · Nexora · SKU GX4639-XT · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index32,798 (Graphics Cards scale)
Category rank#12,886
Street price$1,439
Power345 W (TGP)
Performance per dollar22.79
Released2020

Specifications

BrandNexora
ModelNexora GX-4639 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed20 Gbps
Memory bandwidth640 GB/s
Shader units14,848
Boost clock1,906 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)345 W
Power connectors3× 8-pin PCIe
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported
Card size3-slot, 313 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-4639 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/8870063 (accessed 2026-10-25).