Hardware Spec Index

Zephyra GX-6978 XT 16GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6978-XT · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index29,920 (Graphics Cards scale)
Category rank#18,640
Street price$1,119
Power315 W (TGP)
Performance per dollar26.74
Released2024

Specifications

BrandZephyra
ModelZephyra GX-6978 XT
Video memory16 GB GDDR6
Memory bus256-bit
Memory speed16 Gbps
Memory bandwidth512 GB/s
Shader units13,312
Boost clock2,182 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)315 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU750 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size3-slot, 285 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingGDDR7 Memory ExplainedPCIe 5.0 Explained

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Cite this page: Hardware Spec Index, “Zephyra GX-6978 XT 16GB GDDR6 Graphics Card”, https://vextor7.com/item/4494311 (accessed 2026-10-21).