Hardware Spec Index

Zephyra GX-1977 XT 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX1977-XT · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index13,633 (Graphics Cards scale)
Category rank#14,296
Street price$219
Power145 W (TGP)
Performance per dollar62.25
Released2019

Specifications

BrandZephyra
ModelZephyra GX-1977 XT
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed20 Gbps
Memory bandwidth320 GB/s
Shader units4,224
Boost clock2,352 MHz
Bus interfacePCIe 3.0 x8
Total graphics power (TGP)145 W
Power connectors1× 8-pin PCIe
Recommended PSU550 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2-slot, 230 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-1977 XT 8GB GDDR6 Graphics Card”, https://vextor7.com/item/36039704 (accessed 2026-10-26).