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 49.3% better value than Radeon RX 6800 XT.
On performance, the Radeon RX 6800 XT and Radeon RX 7800 XT are effectively a dead heat — under a few percent apart. The Radeon RX 7800 XT, however, delivers more performance per dollar — $3,151 BRL cheaper.
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Radeon RX 6800 XT vs Radeon RX 7800 XT: In-Depth Breakdown
Performance: Radeon RX 6800 XT vs Radeon RX 7800 XT
The Radeon RX 6800 XT and Radeon RX 7800 XT post nearly the same score in our performance index, so neither holds a meaningful raw-speed advantage. Both are best suited to 1440p gaming. The Radeon RX 6800 XT packs 4,608 stream processors versus 3,840 on the Radeon RX 7800 XT.
Price & Value
Right now the Radeon RX 7800 XT starts at $6,389 BRL against $9,541 BRL for the Radeon RX 6800 XT. Despite being slower, the Radeon RX 7800 XT offers the better performance-per-dollar (~49% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 7800 XT still sits about $5,890 BRL above its $499 BRL MSRP. The Radeon RX 6800 XT still sits about $8,892 BRL above its $649 BRL MSRP.
Power & Efficiency
The Radeon RX 7800 XT draws just 263W versus 300W for the Radeon RX 6800 XT, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. 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 6800 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 6800 XT or Radeon RX 7800 XT?
Choose the Radeon RX 6800 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 near-identical performance.
Frequently Asked Questions
Is the Radeon RX 6800 XT better than the Radeon RX 7800 XT?
Which is better for 4K gaming, the Radeon RX 6800 XT or the Radeon RX 7800 XT?
Is the Radeon RX 6800 XT worth the extra $3,151 BRL over the Radeon RX 7800 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6800 XT | Radeon RX 7800 XT |
|---|---|---|
| Architecture | RDNA 2 | RDNA 3 |
| Process Node | TSMC N7 | TSMC N5 |
| CUDA Cores (Stream Processors / Stream Processors) | 4,608✓ | 3,840 |
| Ray Tracing Cores | 72✓ | 60 |
| Tensor / AI Cores | — | 120 |
Clock Speeds
| Specification | Radeon RX 6800 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 6800 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 6800 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 | Oct 2020 | Aug 2023 |