NVIDIA GeForce RTX 4090 Graphics Card
Unleash unrivaled 4K performance with the ultimate GPU powerhouse
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Why people are buying it
The GeForce RTX 4090 is NVIDIA's flagship graphics card built on the Ada Lovelace architecture. It delivers massive CUDA core counts, high‑speed GDDR6X memory, and advanced ray‑tracing and AI capabilities, making it ideal for 4K gaming, VR, and demanding creative workloads. With a 450 W TDP and robust cooling solutions, the RTX 4090 pushes performance boundaries while maintaining stability. Its suite of HDMI 2.1 and DisplayPort 2.1 outputs ensures future‑proof connectivity for the latest monitors and TVs.
- Ada Lovelace architecture with 16 000+ CUDA cores
- 24 GB GDDR6X memory on a 384‑bit bus
- Up to 2.5 GHz boost clock for peak performance
- Third‑generation ray tracing and fourth‑generation Tensor cores
- Enhanced DLSS 3 AI upscaling for smoother high‑resolution gameplay
What it does well
- Unmatched 4K and 8K gaming performance
- Large 24 GB VRAM buffer for future‑proofing
- Advanced AI‑driven features like DLSS 3
- Robust connectivity with HDMI 2.1 and DP 2.1
- Strong ecosystem support (Driver updates, Studio drivers)
What to weigh
- High power draw requires a strong PSU
- Large size may not fit compact cases
- Premium price point
- Runs hot; requires effective cooling
Should you buy it?
The RTX 4090 is the ultimate choice for gamers and creators who demand the highest performance and are ready to invest in a robust power and cooling setup. If you need future‑proof 4K/8K capability and AI‑enhanced features, it's worth the premium; otherwise, a slightly lower‑tier card may be more sensible.
Specifications
| General | |
|---|---|
| Launch Date | October 2022 |
| Form Factor | Triple‑slot, full‑height |
| Performance | |
| CUDA Cores | 16,384 |
| Boost Clock | 2.5 GHz |
| Base Clock | 2.2 GHz |
| Memory Speed | 21 Gbps |
| Power | |
| TDP | 450 W |
| Recommended PSU | 850 W |
| Power Connectors | 2× 16‑pin (12 + 4 pin compatible) |
| Connectivity | |
| HDMI | HDMI 2.1 (48 Gbps) |
| DisplayPort | 3× DisplayPort 2.1 (80 Gbps each) |
| PCIe Interface | PCIe 4.0 x16 |
| Other | |
| Cooling | Triple‑fan or blower designs depending on OEM |
| Ray Tracing | Third‑generation RT cores |
| AI Features | DLSS 3, NVIDIA Reflex, Broadcast |
From published manufacturer information. Check the store listing for the exact variant.
How it compares
| Product | CUDA Cores | Boost Clock | VRAM | TDP | Approx. MSRP |
|---|---|---|---|---|---|
| NVIDIA GeForce RTX 4090 Graphics Card | 16,384 | 2.5 GHz | 24 GB GDDR6X | 450 W | $1,500‑$2,200 |
| NVIDIA GeForce RTX 4080 | 9,728 | 2.51 GHz | 16 GB GDDR6X | 320 W | $1,100‑$1,400 |
| AMD Radeon RX 7900 XTX | 6,144 | 2.5 GHz | 24 GB GDDR6 | 355 W | $950‑$1,200 |
Worth a look instead
Questions buyers ask
Do I need a new power supply for the RTX 4090?
Yes, NVIDIA recommends at least an 850 W PSU with the appropriate 16‑pin (or 12 + 4 pin) connector.
Can the RTX 4090 handle 8K gaming?
It can run many titles at 8K, especially with DLSS 3, though frame rates will vary by game and settings.
Is the RTX 4090 compatible with older PCIe 3.0 motherboards?
Yes, it works on PCIe 3.0 x16 slots, but you may see a modest performance dip compared to PCIe 4.0.
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