Hardware Spec Index

Teralux GX-4021 Ultra 16GB GDDR6X Graphics Card

Graphics Cards · Teralux · SKU GX4021-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index36,158 (Graphics Cards scale)
Category rank#28,060
Street price$1,739
Power380 W (TGP)
Performance per dollar20.79
Released2021

Specifications

BrandTeralux
ModelTeralux GX-4021 Ultra
Video memory16 GB GDDR6X
Memory bus256-bit
Memory speed22.4 Gbps
Memory bandwidth717 GB/s
Shader units16,640
Boost clock1,852 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)380 W
Power connectors3× 8-pin PCIe
Recommended PSU800 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 319 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, “Teralux GX-4021 Ultra 16GB GDDR6X Graphics Card”, https://vextor7.com/item/3033864 (accessed 2026-10-25).