Sapphire RX 7900 XT 20GB GDDR6 Graphics Card
MPN 21323-01-20G · Brand SAPPHIRE
The Sapphire RX 7900 XT delivers 20 GB GDDR6 memory, 5,376 RDNA 3 stream processors, and a 2,400 MHz boost clock for high-fidelity 4K gaming with DisplayPort 2.1 support
Inclusive of GST · GST invoice available
Overview
The Sapphire RX 7900 XT (model 21323-01-20G) is a high-end desktop graphics card built on AMD's RDNA 3 chiplet architecture. It targets enthusiast-level 4K gaming and demanding creative workloads, pairing a large 20 GB GDDR6 frame buffer with a wide 320-bit memory bus to sustain high texture bandwidth across extended gaming sessions. At its heart sit 84 AMD RDNA 3 compute units — incorporating both ray-tracing and AI accelerators — amounting to 5,376 stream processors. The engine runs at a game clock of up to 2,000 MHz and a boost clock of up to 2,400 MHz, giving the card the headroom to maintain smooth frame rates at resolutions up to 7680 × 4320 (8K). Complementing the primary memory, 80 MB of second-generation AMD Infinity Cache reduces effective latency and improves bandwidth efficiency. The display stack features DisplayPort 2.1 connectivity alongside HDMI, enabling a maximum output of up to four monitors simultaneously. DisplayPort 2.1's higher bandwidth ceiling supports ultra-high-refresh-rate or very high-resolution display configurations. AMD's Radiance Display Engine underpins precise color output, while AMD FidelityFX Super Resolution and Radeon Super Resolution upscaling technologies help recover frame rates in supported titles without sacrificing perceived image quality. Additional platform-level features include AMD Radeon Anti-Lag for reduced input latency, Radeon Boost for dynamic resolution scaling in fast-paced scenes, and compatibility with AMD Smart technologies when paired with a compatible AMD Ryzen processor. The card connects via PCIe 4.0 and draws auxiliary power through two 8-pin connectors; AMD and the source list a recommended PSU of 750 W. Sapphire's triple-fan cooler manages thermals across this power envelope. Software support arrives through AMD Software: Adrenalin Edition, which provides driver management, performance overlays, and tuning utilities. The card supports OpenGL 4.6 and DirectX 12 Ultimate, ensuring forward compatibility with modern graphics APIs. — Verified Specifications — Memory: 20 GB GDDR6 | Bus width: 320-bit | Memory speed: 20 Gbps Stream processors: 5,376 | Compute units: 84 (RDNA 3) Boost clock: up to 2,400 MHz | Game clock: up to 2,000 MHz AMD Infinity Cache: 80 MB (2nd gen) Display outputs: HDMI + DisplayPort 2.1 | Max displays: 4 Max resolution: 7680 × 4320 PCI Express: 4.0 | Power connectors: 2 × 8-pin | Recommended PSU: 750 W API support: DirectX 12 Ultimate, OpenGL 4.6 Warranty: 3 years
Datasheet
| Memory Type | GDDR6 |
|---|---|
| Warranty | 3 Years |
| Chipset | AMD RADEON |
| Memory Size | 20 GB |
| GPU | RX 7900 |
| Memory Clock | 20 Gbps |
| Recommended PSU | 750W |
| Resolution | 7680 x 4320 |
| Model | 21323-01-20G |
| Ports | HDMI,DisplayPort |
| Cooler | Triple Fan |
| Note** | Features, Price and Specifications are subject to change without notice. Images use for Representation Purpose Only |
| Opengl | 4.6 |
| Directx | 12 Ultimate |
| Pci Express | 4.0 |
| Engine Clock | Boost Clock : Up to 2400 MHz Game Clock : Up to 2000 MHz |
| Memory Interface | 320-BIT |
| Power Connectors | 2 x 8-pin |
| Max Display Support | 4 |
| GPU Core (Cuda Core) | 5376 |
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