GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Radeon RX 7900 XTX is the clear winner, offering 114.2% better value than GeForce RTX 4090.
On raw speed the GeForce RTX 4090 comes out significantly faster — about 29% ahead of the Radeon RX 7900 XTX. But the Radeon RX 7900 XTX is the better value, undercutting it by $7,260 AED for the performance you get.
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Comparable or lower specs
GeForce RTX 4090 vs Radeon RX 7900 XTX: In-Depth Breakdown
Performance: GeForce RTX 4090 vs Radeon RX 7900 XTX
The GeForce RTX 4090 is significantly faster, around 29% ahead of the Radeon RX 7900 XTX. That gap is enough to move it up a tier: the GeForce RTX 4090 is comfortable at 4K and high-refresh 1440p, while the Radeon RX 7900 XTX is better matched to 4K with upscaling and native 1440p.
Price & Value
The Radeon RX 7900 XTX currently lists from $4,139 AED, $7,260 AED less than the GeForce RTX 4090 at $11,399 AED. Despite being slower, the Radeon RX 7900 XTX offers the better performance-per-dollar (~114% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 7900 XTX still sits about $3,140 AED above its $999 AED MSRP. The GeForce RTX 4090 still sits about $9,800 AED above its $1,599 AED MSRP.
Power & Efficiency
On power, the Radeon RX 7900 XTX is the gentler choice at 355W versus 450W. The GeForce RTX 4090 is more efficient per watt because it's faster, but its higher 450W draw means more heat and a bigger PSU.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 4090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900 XTX offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.
Which should you buy: GeForce RTX 4090 or Radeon RX 7900 XTX?
Choose the GeForce RTX 4090 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 7900 XTX stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the GeForce RTX 4090 better than the Radeon RX 7900 XTX?
Which is better for 4K gaming, the GeForce RTX 4090 or the Radeon RX 7900 XTX?
Is the GeForce RTX 4090 worth the extra $7,260 AED over the Radeon RX 7900 XTX?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 4090 | Radeon RX 7900 XTX |
|---|---|---|
| Architecture | Ada Lovelace | RDNA 3 |
| Process Node | TSMC 4N | TSMC N5 |
| CUDA Cores (CUDA Cores / Stream Processors) | 16,384✓ | 6,144 |
| Ray Tracing Cores | 128✓ | 96 |
| Tensor / AI Cores | 512✓ | 192 |
Clock Speeds
| Specification | GeForce RTX 4090 | Radeon RX 7900 XTX |
|---|---|---|
| Base Clock | 2,235 MHz✓ | 1,900 MHz |
| Boost Clock | 2,520 MHz✓ | 2,500 MHz |
Memory
| Specification | GeForce RTX 4090 | Radeon RX 7900 XTX |
|---|---|---|
| VRAM Capacity | 24 GB | 24 GB |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit | 384-bit |
| Memory Speed | 21 Gbps✓ | 20 Gbps |
| Bandwidth | 1,008 GB/s✓ | 960 GB/s |
Connectivity & Power
| Specification | GeForce RTX 4090 | Radeon RX 7900 XTX |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 450 W | 355 W✓ |
| Power Connectors | 1x 16-pin | 2x 8-pin |
| Released | Sep 2022 | Nov 2022 |
