Nexora GX-6639 XT 12GB GDDR6 Graphics Card
Graphics Cards · Nexora · SKU GX6639-XT · Released 2021 · Updated 2026-10-22
Key facts
| Benchmark index | 15,088 (Graphics Cards scale) |
|---|---|
| Category rank | #20,198 |
| Street price | $209 |
| Power | 155 W (TGP) |
| Performance per dollar | 72.19 |
| Released | 2021 |
Specifications
| Brand | Nexora |
|---|---|
| Model | Nexora GX-6639 XT |
| Video memory | 12 GB GDDR6 |
| Memory bus | 192-bit |
| Memory speed | 16 Gbps |
| Memory bandwidth | 384 GB/s |
| Shader units | 4,864 |
| Boost clock | 2,083 MHz |
| Bus interface | PCIe 4.0 x16 |
| Total graphics power (TGP) | 155 W |
| Power connectors | 2× 8-pin PCIe |
| Recommended PSU | 600 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, 229 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, “Nexora GX-6639 XT 12GB GDDR6 Graphics Card”, https://vextor7.com/item/94554889 (accessed 2026-10-22).