Hardware Spec Index

Zephyra GX-3639 Pro 8GB GDDR6 Graphics Card

Graphics Cards · Zephyra · SKU GX3639-PRO · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index18,941 (Graphics Cards scale)
Category rank#49,986
Street price$469
Power210 W (TGP)
Performance per dollar40.39
Released2019

Specifications

BrandZephyra
ModelZephyra GX-3639 Pro
Video memory8 GB GDDR6
Memory bus128-bit
Memory speed14 Gbps
Memory bandwidth224 GB/s
Shader units7,680
Boost clock2,348 MHz
Bus interfacePCIe 3.0 x16
Total graphics power (TGP)210 W
Power connectors2× 8-pin PCIe
Recommended PSU650 W
Ray tracingHardware-accelerated
UpscalingFSR 1 (spatial)
Display outputs1× HDMI 2.0b, 3× DisplayPort 1.4
Resizable BARSupported (firmware update)
Card size2.5-slot, 243 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-3639 Pro 8GB GDDR6 Graphics Card”, https://vextor7.com/item/9560712 (accessed 2026-10-26).