Hardware Spec Index

Zephyra GX-9451 Ultra 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX9451-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index21,878 (Graphics Cards scale)
Category rank#18,468
Street price$529
Power230 W (TGP)
Performance per dollar41.36
Released2023

Specifications

BrandZephyra
ModelZephyra GX-9451 Ultra
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed16 Gbps
Memory bandwidth256 GB/s
Shader units8,704
Boost clock2,367 MHz
Bus interfacePCIe 4.0 x16
Total graphics power (TGP)230 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingDLSS 3
Display outputs1× HDMI 2.1, 3× DisplayPort 1.4a
Resizable BARSupported
Card size2.5-slot, 261 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-9451 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/5797589 (accessed 2026-10-25).