Hardware Spec Index

Zephyra GX-2977 Ultra 16GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX2977-ULTRA · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index37,932 (Graphics Cards scale)
Category rank#15,394
Street price$1,639
Power475 W (TGP)
Performance per dollar23.14
Released2026

Specifications

BrandZephyra
ModelZephyra GX-2977 Ultra
Video memory16 GB GDDR7
Memory bus256-bit
Memory speed30 Gbps
Memory bandwidth960 GB/s
Shader units16,384
Boost clock2,613 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)475 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU900 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3.5-slot, 319 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-2977 Ultra 16GB GDDR7 Graphics Card”, https://vextor7.com/item/21884874 (accessed 2026-10-24).