GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
It's a tight race! Both the Radeon RX 6600 and the GeForce RTX 4090 offer nearly identical market value.
The GeForce RTX 4090 is dramatically faster than the Radeon RX 6600, leading by roughly 380% in our performance index. The Radeon RX 6600, however, delivers more performance per dollar — $9,060 AED cheaper.
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Comparable or lower specs
GeForce RTX 4090 vs Radeon RX 6600: In-Depth Breakdown
Performance: GeForce RTX 4090 vs Radeon RX 6600
The GeForce RTX 4090 is dramatically faster, around 380% ahead of the Radeon RX 6600. 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 6600 is better matched to 1080p.
Price & Value
Right now the Radeon RX 6600 starts at $2,339 AED against $11,399 AED for the GeForce RTX 4090. Despite being slower, the Radeon RX 6600 offers the better performance-per-dollar, so budget-focused buyers should weigh it carefully. The Radeon RX 6600 still sits about $2,009 AED above its $330 AED MSRP. The GeForce RTX 4090 still sits about $9,800 AED above its $1,599 AED MSRP.
Power & Efficiency
The Radeon RX 6600 pulls less power (132W vs 450W), so it's the easier card to cool and the lighter load on your PSU. The faster GeForce RTX 4090 draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it. Its more modern Ada Lovelace architecture on a TSMC 4N process is part of why it does more with each watt.
VRAM & Future-Proofing
With 24GB against 8GB, the GeForce RTX 4090 has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 6600's 8GB can fall short.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 4090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6600 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 6600?
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 6600 stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the GeForce RTX 4090 better than the Radeon RX 6600?
Which is better for 4K gaming, the GeForce RTX 4090 or the Radeon RX 6600?
Is the GeForce RTX 4090 worth the extra $9,060 AED over the Radeon RX 6600?
Does the GeForce RTX 4090 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 4090 | Radeon RX 6600 |
|---|---|---|
| Architecture | Ada Lovelace | RDNA 2 |
| Process Node | TSMC 4N | TSMC N7 |
| CUDA Cores (CUDA Cores / Stream Processors) | 16,384✓ | 1,792 |
| Ray Tracing Cores | 128✓ | 28 |
| Tensor / AI Cores | 512 | — |
Clock Speeds
| Specification | GeForce RTX 4090 | Radeon RX 6600 |
|---|---|---|
| Base Clock | 2,235 MHz✓ | 1,626 MHz |
| Boost Clock | 2,520 MHz✓ | 2,491 MHz |
Memory
| Specification | GeForce RTX 4090 | Radeon RX 6600 |
|---|---|---|
| VRAM Capacity | 24 GB✓ | 8 GB |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit✓ | 128-bit |
| Memory Speed | 21 Gbps✓ | 14 Gbps |
| Bandwidth | 1,008 GB/s✓ | 224 GB/s |
Connectivity & Power
| Specification | GeForce RTX 4090 | Radeon RX 6600 |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x8 |
| TDP | 450 W | 132 W✓ |
| Power Connectors | 1x 16-pin | 1x 8-pin |
| Released | Sep 2022 | Oct 2021 |
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