Zephyra GX-7644 Ultra 8GB GDDR6 Graphics Card
Graphics Cards · Zephyra · SKU GX7644-ULTRA · Released 2021 · Updated 2026-10-26
Key facts
| Benchmark index | 11,472 (Graphics Cards scale) |
|---|---|
| Category rank | #35,493 |
| Street price | $149 |
| Power | 130 W (TGP) |
| Performance per dollar | 76.99 |
| Released | 2021 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra GX-7644 Ultra |
| Video memory | 8 GB GDDR6 |
| Memory bus | 128-bit |
| Memory speed | 20 Gbps |
| Memory bandwidth | 320 GB/s |
| Shader units | 3,456 |
| Boost clock | 2,512 MHz |
| Bus interface | PCIe 4.0 x8 |
| Total graphics power (TGP) | 130 W |
| Power connectors | 1× 8-pin PCIe |
| Recommended PSU | 550 W |
| Ray tracing | Hardware-accelerated |
| Upscaling | FSR 1 (spatial) |
| Display outputs | 1× HDMI 2.1, 3× DisplayPort 1.4a |
| Resizable BAR | Supported |
| Card size | 2-slot, 219 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-7644 Ultra 8GB GDDR6 Graphics Card”, https://vextor7.com/item/36032515 (accessed 2026-10-26).