Hardware Spec Index

Zephyra GX-3688 Prime 12GB GDDR7 Graphics Card

Graphics Cards · Zephyra · SKU GX3688-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index22,673 (Graphics Cards scale)
Category rank#43,491
Street price$669
Power300 W (TGP)
Performance per dollar33.89
Released2025

Specifications

BrandZephyra
ModelZephyra GX-3688 Prime
Video memory12 GB GDDR7
Memory bus192-bit
Memory speed30 Gbps
Memory bandwidth720 GB/s
Shader units9,216
Boost clock2,657 MHz
Bus interfacePCIe 5.0 x16
Total graphics power (TGP)300 W
Power connectors1× 12V-2x6 (16-pin)
Recommended PSU700 W
Ray tracingHardware-accelerated
UpscalingDLSS 4 (frame generation)
Display outputs1× HDMI 2.1b, 3× DisplayPort 2.1b
Resizable BARSupported
Card size3-slot, 264 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

Similar Graphics Cards

ModelBenchmarkPriceCompare
Zephyra GX-2656 Core 32GB GDDR6X Graphics Card37,025$1,619Compare
Kyndral GX-7236 Edge 24GB GDDR6 Graphics Card37,113$2,099Compare
Nexora GX-3945 Prime 24GB GDDR6 Graphics Card32,684$1,299Compare
Teralux GX-6975 Prime 32GB GDDR6 Graphics Card38,897$1,859Compare
Nexora GX-9621 Plus 32GB GDDR6 Graphics Card42,120$1,919Compare
Nexora GX-9971 Prime 16GB GDDR6 Graphics Card26,896$899Compare

All Graphics Cards · JSON

Cite this page: Hardware Spec Index, “Zephyra GX-3688 Prime 12GB GDDR7 Graphics Card”, https://vextor7.com/item/286697 (accessed 2026-10-21).