Hardware Spec Index

Teralux GX-8421 Ti 8GB GDDR6 Graphics Card

Graphics Cards · Teralux · SKU GX8421-TI · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index15,777 (Graphics Cards scale)
Category rank#3,280
Street price$309
Power175 W (TGP)
Performance per dollar51.06
Released2023

Specifications

BrandTeralux
ModelTeralux GX-8421 Ti
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed20 Gbps
Memory bandwidth320 GB/s
Shader units5,888
Boost clock1,951 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)175 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingXeSS
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 224 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, “Teralux GX-8421 Ti 8GB GDDR6 Graphics Card”, https://vextor7.com/item/20076703 (accessed 2026-10-20).