Hardware Spec Index

Zephyra GX-8503 Prime 12GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX8503-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index19,198 (Graphics Cards scale)
Category rank#6,554
Street price$429
Power260 W (TGP)
Performance per dollar44.75
Released2026

Specifications

BrandZephyra
ModelZephyra GX-8503 Prime
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed30 Gbps
Memory bandwidth720 GB/s
Shader units7,680
Boost clock2,853 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)260 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingXeSS 2
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size2.5-slot, 246 mm

Related guides

How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedGDDR7 Memory ExplainedPCIe 5.0 ExplainedPCIe 4.0 vs PCIe 5.0Choosing a GPU for 1440p Gaming

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Cite this page: Hardware Spec Index, “Zephyra GX-8503 Prime 12GB GDDR7 Graphics Card”, https://vextor7.com/item/20084918 (accessed 2026-10-20).