GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Radeon RX 7800 XT is the clear winner, offering 34.4% better value than Radeon RX 6900 XT.
On raw speed the Radeon RX 6900 XT comes out noticeably faster — about 8% ahead of the Radeon RX 7800 XT. But the Radeon RX 7800 XT is the better value, undercutting it by $1,123 AED for the performance you get.
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Radeon RX 6900 XT vs Radeon RX 7800 XT: In-Depth Breakdown
Performance: Radeon RX 6900 XT vs Radeon RX 7800 XT
The Radeon RX 6900 XT is noticeably faster, around 8% ahead of the Radeon RX 7800 XT. Both cards sit in the same broad class, well suited to 1440p. The Radeon RX 6900 XT packs 5,120 stream processors versus 3,840 on the Radeon RX 7800 XT.
Price & Value
The Radeon RX 7800 XT currently lists from $2,479 AED, $1,123 AED less than the Radeon RX 6900 XT at $3,602 AED. Despite being slower, the Radeon RX 7800 XT offers the better performance-per-dollar (~34% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 7800 XT still sits about $1,980 AED above its $499 AED MSRP. The Radeon RX 6900 XT still sits about $2,603 AED above its $999 AED MSRP.
Power & Efficiency
At 263W against 300W, the Radeon RX 7800 XT is both the lower-power and the more efficient card, making it the easier build to cool and power. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.
Memory & Bandwidth
The Radeon RX 7800 XT's memory is faster — 624 GB/s versus 512 GB/s — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The Radeon RX 7800 XT is roughly 3 years newer than the Radeon RX 6900 XT (RDNA 3 vs RDNA 2), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: Radeon RX 6900 XT or Radeon RX 7800 XT?
Choose the Radeon RX 6900 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 7800 XT stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX 6900 XT better than the Radeon RX 7800 XT?
Which is better for 4K gaming, the Radeon RX 6900 XT or the Radeon RX 7800 XT?
Is the Radeon RX 6900 XT worth the extra $1,123 AED over the Radeon RX 7800 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6900 XT | Radeon RX 7800 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 3 |
| Process Node | TSMC N7 | TSMC N5 |
| CUDA Cores (Stream Processors / Stream Processors) | 5,120✓ | 3,840 |
| Ray Tracing Cores | 80✓ | 60 |
| Tensor / AI Cores | — | 120 |
Clock Speeds
| Specification | Radeon RX 6900 XT | Radeon RX 7800 XT |
|---|---|---|
| Base Clock | 1,825 MHz✓ | 1,800 MHz |
| Boost Clock | 2,250 MHz | 2,430 MHz✓ |
Memory
| Specification | Radeon RX 6900 XT | Radeon RX 7800 XT |
|---|---|---|
| VRAM Capacity | 16 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Speed | 16 Gbps | 19.5 Gbps✓ |
| Bandwidth | 512 GB/s | 624 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6900 XT | Radeon RX 7800 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 300 W | 263 W✓ |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Dec 2020 | Aug 2023 |