Hardware Spec Index

Zephyra GX-6391 Max 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX6391-MAX · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index9,105 (Graphics Cards scale)
Category rank#3,672
Street price$109
Power100 W (TGP)
Performance per dollar83.53
Released2022

Specifications

BrandZephyra
ModelZephyra GX-6391 Max
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units1,664
Boost clock2,100 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)100 W
Power connectors1× 8-pin PCIe
Recommended PSU500 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 208 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, “Zephyra GX-6391 Max 8GB GDDR6 Graphics Card”, https://vextor7.com/item/32631692 (accessed 2026-10-25).