Hardware Spec Index

Teralux GX-8421 Pro 12GB GDDR6 Graphics Card

Graphics Cards · Teralux · SKU GX8421-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index13,415 (Graphics Cards scale)
Category rank#48,437
Street price$189
Power145 W (TGP)
Performance per dollar70.98
Released2022

Specifications

BrandTeralux
ModelTeralux GX-8421 Pro
Video memory12 GB GDDR6
Memory bus192-bit
Memory speed14 Gbps
Memory bandwidth336 GB/s
Shader units4,224
Boost clock1,836 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)145 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 217 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 Pro 12GB GDDR6 Graphics Card”, https://vextor7.com/item/11989613 (accessed 2026-10-20).