Zephyra GX-1253 Ultra 16GB GDDR6X Graphics Card
Graphics Cards · Zephyra · SKU GX1253-ULTRA · Released 2023 · Updated 2026-10-25
Key facts
| Benchmark index | 33,941 (Graphics Cards scale) |
|---|---|
| Category rank | #8,047 |
| Street price | $1,369 |
| Power | 345 W (TGP) |
| Performance per dollar | 24.79 |
| Released | 2023 |
Specifications
| Brand | Zephyra |
|---|---|
| Model | Zephyra GX-1253 Ultra |
| Video memory | 16 GB GDDR6X |
| Memory bus | 256-bit |
| Memory speed | 21 Gbps |
| Memory bandwidth | 672 GB/s |
| Shader units | 14,976 |
| Boost clock | 1,796 MHz |
| Bus interface | PCIe 4.0 x16 |
| Total graphics power (TGP) | 345 W |
| Power connectors | 1× 12V-2x6 (16-pin) |
| Recommended PSU | 750 W |
| Ray tracing | Hardware-accelerated |
| Upscaling | FSR 3 |
| Display outputs | 1× HDMI 2.1, 3× DisplayPort 1.4a |
| Resizable BAR | Supported |
| Card size | 3-slot, 304 mm |
Related guides
How Much VRAM Do You Need? 1080p, 1440p, 4K and AIResizable BAR (ReBAR) ExplainedChoosing a GPU for 1440p GamingChoosing a GPU for 4K GamingGDDR7 Memory ExplainedPCIe 5.0 Explained
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Cite this page: Hardware Spec Index, “Zephyra GX-1253 Ultra 16GB GDDR6X Graphics Card”, https://vextor7.com/item/1764503 (accessed 2026-10-25).