Sapphire Tech
Sapphire Tech PULSE Radeon RX 7800 XT 16GB graphics card
Drives 4K gaming with a 2430 MHz boost clock, 16 GB 256-bit GDDR6 and 3840 stream processors on AMD RDNA 3 architecture
- InterfacePCI Express 4.0 x16
- Chipset ManufacturerAMD
- GPU SeriesAMD Radeon RX 7000 Series
- GPURadeon RX 7800 XT
- Core Clock2124 MHz
- Boost Clock2430 MHz
- 16 GB GDDR6 memory on a 256-bit bus for high-bandwidth 1440p and 4K gaming
- Boost clock of 2430 MHz with 3840 stream processors for strong raster and ray-tracing performance
- Dual-X cooling with composite heat pipes and dual ball-bearing fans for quiet, sustained operation
- PCI Express 4.0 x16 plus two HDMI 2.1 and two DisplayPort 2.1 outputs for multi-monitor flexibility
- Metal backplate and fuse protection on a high-TG copper PCB for durable, reliable builds
What the Sapphire Pulse RX 7800 XT 16GB is for
This graphics card targets gamers and creators who need 16GB GDDR6 on a 256-bit bus at 1440p or 4K. The AMD RDNA 3 GPU delivers 3840 stream processors with 60 compute units and 60 ray accelerators. A PCIe 4.0 x16 link and 64MB Infinity Cache keep data moving.
When the 16GB 256-bit upgrade makes sense
Moving from 8GB or 12GB mid-range cards removes VRAM bottlenecks in texture-heavy titles and compute workloads. The 16GB frame buffer and 256-bit interface shine when ray tracing or high-resolution assets exceed smaller buffers. The jump is worth it if your current card hits memory limits before GPU limits.
Installation notes and common pitfalls
The dual-slot 2.5 design measures 280mm long and fits most ATX cases with two free expansion slots. Connect two 8-pin power cables and ensure the PSU meets AMD's wattage guidance. Verify the motherboard runs PCIe 4.0 x16 for full bandwidth. Driver install via AMD Adrenalin enables TriXX features.
จุดเด่น
- 16 GB GDDR6 memory on a 256-bit bus for high-bandwidth 1440p and 4K gaming
- Boost clock of 2430 MHz with 3840 stream processors for strong raster and ray-tracing performance
- Dual-X cooling with composite heat pipes and dual ball-bearing fans for quiet, sustained operation
- PCI Express 4.0 x16 plus two HDMI 2.1 and two DisplayPort 2.1 outputs for multi-monitor flexibility
- Metal backplate and fuse protection on a high-TG copper PCB for durable, reliable builds
ข้อมูลจำเพาะ
| Brand | SAPPHIRE |
|---|---|
| Series | PULSE |
| Model | PULSE 7800XT |
| Interface | PCI Express 4.0 x16 |
| Chipset Manufacturer | AMD |
| GPU Series | AMD Radeon RX 7000 Series |
| GPU | Radeon RX 7800 XT |
| Core Clock | 2124 MHz |
| Boost Clock | 2430 MHz |
| Stream Processors | 3840 |
| Memory Size | 16GB |
| Memory Interface | 256-Bit |
| Memory Type | GDDR6 |
| DirectX | DirectX 12 Ultimate |
| OpenGL | OpenGL 4.6 |
| Multi-Monitor Support | 4 |
| HDMI | 2 x HDMI 2.1 |
| DisplayPort | 2 x DisplayPort 2.1 |
| Max Resolution | 7680 x 4320 |
| Cooler | Double Fans |
| Thermal Design Power | 263W |
| Recommended PSU Wattage | 700W |
| Form Factor | ATX |
| Max GPU Length | 280 mm |
| Slot Width | 2.5 Slots |
คำถามเกี่ยวกับสินค้านี้
What power connectors and wattage does this card require?
The card uses a dual-fan cooler and a 2.5-slot design, so ensure your case has at least 280 mm length clearance and a power supply with the correct PCIe connectors for a 7800 XT.
Will it fit in a mid-tower case with a 280 mm GPU limit?
The board measures 280 mm long, 128.75 mm wide and 52.57 mm high, occupying 2.5 slots — verify your case allows that length and slot width before buying.
Can I run four 4K monitors at 60 Hz from the native outputs?
Yes, the card provides two HDMI 2.1 and two DisplayPort 2.1 ports, supporting up to four displays at a maximum resolution of 7680 x 4320.
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