Hardware Spec Index

Zephyra GX-5646 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX5646-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index16,730 (Graphics Cards scale)
Category rank#25,758
Street price$309
Power170 W (TGP)
Performance per dollar54.14
Released2023

Specifications

BrandZephyra
ModelZephyra GX-5646 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed18 Gbps
Memory bandwidth288 GB/s
Shader units5,504
Boost clock1,826 MHz
Bus interfacePCIe 4.0 x8
Total graphics power (TGP)170 W
Power connectors2× 8-pin PCIe
Recommended PSU600 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2-slot, 240 mm

Related guides

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Cite this page: Hardware Spec Index, “Zephyra GX-5646 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/6599682 (accessed 2026-10-20).