Sapphire PULSE AMD Radeon RX 7900 XT 20GB GDDR6 PCIe 4.0 x16 Graphics Card —1500 MHz Core Clock, 2450 MHz Boost Clock, 5376 Stream Processors, 320-bit Bus, 20 Gbps Memory, 2x HDMI 2.1, 2x DisplayPort 2.1, Triple-Fan Cooling, 313 mm, 331W TDP

The Sapphire PULSE AMD Radeon RX 7900 XT 20GB GDDR6 is a high-performance graphics card based on AMD’s RDNA 3 architecture , designed for 4K gaming , content creation , and professional workloads . It delivers strong rasterization and ray tracing performance , with 20GB of GDDR6 memory and a 320-bit bus interface , making it ideal for texture-heavy games , video editing , and rendering .

Featuring Tri-X triple-fan cooling , the card ensures stable temperatures under load while maintaining quiet operation in most scenarios. The PCIe 4.0 x16 interface provides high bandwidth for next-gen systems, and AMD FSR 3 support enhances performance in demanding titles.

GPU & Performance

• Architecture: AMD RDNA 3 – optimized for 4K gaming , ray tracing , and AI upscaling
• Stream Processors: 5376 – strong performance for modern AAA titles and rendering
• Compute Units (CUs): 84 – supports multi-threaded workloads and advanced features
• Ray Accelerators: 84 (2nd Gen) – improves real-time ray tracing in supported games
• AI Accelerators: Integrated within RDNA 3 architecture for AMD FSR 3 and Smart Technologies
• Base Clock: ~1500 MHz – stable performance during light tasks
• Game Clock: ~2075 MHz – consistent frame rates in supported games
• Boost Clock: Up to 2450 MHz – peak performance under heavy loads
• TDP (Thermal Design Power): 331W – higher power draw than previous generations
• Memory:
  • 20GB GDDR6 – suitable for 4K/8K gaming and content creation
  • 320-bit bus interface – provides high bandwidth for high-resolution textures
  • Effective Memory Speed: 20 Gbps – fast data transfer for smooth gameplay
• Infinity Cache: 80MB (2nd Gen) – reduces latency and improves memory efficiency

Display Outputs & Resolution Support

• Video Outputs:
  • 2 x HDMI 2.1 – supports 4K@120Hz , 8K@60Hz (DSC mode)
  • 2 x DisplayPort 2.1 – enables 8K@60Hz (DSC mode) and HDR
• Max Simultaneous Displays: Supports up to 4 monitors
• Max Resolution:
  • 7680 x 4320 (8K UHD) via HDMI or DisplayPort
  • Supports 8K@60Hz (DSC mode) with verified cables
• HDR Support: Yes – for enhanced color depth and contrast
• FreeSync Premium Pro: Supports adaptive refresh rate for tear-free gaming
• Multi-Monitor Setup: Ideal for gaming , productivity , and creative workflows
• Thunderbolt™ 5 Compatibility:
  • If used via Thunderbolt™ 5, bandwidth is limited by **DisplayPort™ 2.1 (up to 77.4 Gbit/s). Chain monitors using verified Thunderbolt™ cables for dual 8K@60Hz support

Cooling & Thermal Design

• Cooling System: Tri-X triple-fan design with optimized heatpipe technology
• Fan Technology:
  • Three axial fans with dual-ball bearing for longer lifespan
  • Semi-passive mode – fans stop at low temperatures for silent idle performance
• Heatpipe & Heatsink: Standard triple-slot cooler with heatpipe-based thermal solution
• Aluminum Backplate: Adds structural rigidity and helps passive cooling
• Dual BIOS:
  • Performance Mode – for maximum clock speeds and cooling
  • Quiet Mode – for reduced noise and energy use

Interface & Power Requirements

• Bus Interface: PCIe 4.0 x16 – backward compatible with PCIe 3.0
• Power Connectors: 2 x 8-pin – ensures stable power delivery
• Recommended PSU: Minimum 750W – ensure sufficient headroom for AIO cooling and pump units if used
• Power Efficiency: Suitable for mid-to-high-end builds and full-tower cases

Physical Dimensions & Installation

• Length: Approx. 313 mm – requires full-tower case with ample clearance
• Width: 135.75 mm – standard for high-end GPUs
• Height: 71.6 mm – compact for most mid-sized cases
• Weight: Not specified – typical for this class (~1.8–2.2 kg)
• Mounting: Standard triple-slot bracket with secure screw mounting
• Included Accessories:
  • Sapphire PULSE cooler module
  • Quick installation guide
  • Power cable (if applicable)