Radeon RX 7900 GRE vs Radeon RX 9070 XT
On raw speed the Radeon RX 9070 XT comes out ahead: well ahead on speed, about 21% ahead of the Radeon RX 7900 GRE. That said, the Radeon RX 7900 GRE is the smarter buy on value — $359 CAD less for the performance on offer.
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Radeon RX 9070 XT vs Radeon RX 7900 GRE: In-Depth Breakdown
Performance: Radeon RX 9070 XT vs Radeon RX 7900 GRE
The Radeon RX 9070 XT is significantly faster, around 21% ahead of the Radeon RX 7900 GRE. Both cards sit in the same broad class, well suited to 4K with upscaling and native 1440p.
Price & Value
The Radeon RX 7900 GRE currently lists from $605 CAD, $359 CAD less than the Radeon RX 9070 XT at $964 CAD. Despite being slower, the Radeon RX 7900 GRE offers the better performance-per-dollar (~32% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 9070 XT still sits about $365 CAD above its $599 CAD MSRP.
Power & Efficiency
On power, the Radeon RX 7900 GRE is the gentler choice at 260W versus 304W. The Radeon RX 9070 XT is more efficient per watt because it's faster, but its higher 304W draw means more heat and a bigger PSU. Its more modern RDNA 4 architecture on a TSMC N4 process is part of why it does more with each watt.
Memory & Bandwidth
The Radeon RX 9070 XT's memory is faster — 645 GB/s versus 576 GB/s — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX 7900 GRE or Radeon RX 9070 XT?
Choose the Radeon RX 9070 XT if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 7900 GRE stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX 9070 XT better than the Radeon RX 7900 GRE?
Which is better for 4K gaming, the Radeon RX 7900 GRE or the Radeon RX 9070 XT?
Is the Radeon RX 9070 XT worth the extra $359 CAD over the Radeon RX 7900 GRE?
Which should you buy: Radeon RX 7900 GRE or Radeon RX 9070 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 7900 GRE | Radeon RX 9070 XT |
|---|---|---|
| Architecture | RDNA 3 | RDNA 4 |
| Process Node | TSMC N5 | TSMC N4 |
| CUDA Cores (Stream Processors / Stream Processors) | 5,120✓ | 4,096 |
| Ray Tracing Cores | 80✓ | 64 |
| Tensor / AI Cores | 160✓ | 128 |
Clock Speeds
| Specification | Radeon RX 7900 GRE | Radeon RX 9070 XT |
|---|---|---|
| Base Clock | 1,287 MHz | 1,660 MHz✓ |
| Boost Clock | 2,245 MHz | 2,970 MHz✓ |
Memory
| Specification | Radeon RX 7900 GRE | Radeon RX 9070 XT |
|---|---|---|
| VRAM Capacity | 16 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Speed | 18 Gbps | 20 Gbps✓ |
| Bandwidth | 576 GB/s | 644.6 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 7900 GRE | Radeon RX 9070 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 5.0 x16 |
| TDP | 260 W✓ | 304 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Feb 2024 | Mar 2025 |
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