Hardware Spec Index

Zephyra GX-4021 XT 12GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX4021-XT · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index22,619 (Graphics Cards scale)
Category rank#26,327
Street price$559
Power300 W (TGP)
Performance per dollar40.46
Released2025

Specifications

BrandZephyra
ModelZephyra GX-4021 XT
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed32 Gbps
Memory bandwidth768 GB/s
Shader units9,216
Boost clock2,455 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)300 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingFSR 4, FSR 3.1
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 263 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-4021 XT 12GB GDDR7 Graphics Card”, https://vextor7.com/item/16367666 (accessed 2026-10-21).