Radeon RX 7900 GRE vs Radeon RX 7900 XT
The Radeon RX 7900 XT pulls ahead here — clearly quicker, about 16% ahead of the Radeon RX 7900 GRE.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Comparable or lower specs
Radeon RX 7900 XT vs Radeon RX 7900 GRE: In-Depth Breakdown
Performance: Radeon RX 7900 XT vs Radeon RX 7900 GRE
The Radeon RX 7900 XT is noticeably faster, around 16% ahead of the Radeon RX 7900 GRE. Both cards sit in the same broad class, well suited to 4K with upscaling and native 1440p. The Radeon RX 7900 XT packs 5,376 stream processors versus 5,120 on the Radeon RX 7900 GRE.
Power & Efficiency
Power draw favors the Radeon RX 7900 GRE (260W vs 315W), and it's the more efficient card too, so it's the easy pick if thermals or a smaller PSU matter.
VRAM & Future-Proofing
The Radeon RX 7900 XT carries 20GB versus 16GB on the Radeon RX 7900 GRE. The extra 4GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The Radeon RX 7900 XT's memory is also faster — 800 GB/s versus 576 GB/s (320-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The Radeon RX 7900 GRE is roughly 2 years newer than the Radeon RX 7900 XT, so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: Radeon RX 7900 GRE or Radeon RX 7900 XT?
The Radeon RX 7900 XT is the faster card by about 16%. With live pricing limited for this pair, base your decision on the spec differences above — particularly VRAM and power draw — and check current stock before buying.
Frequently Asked Questions
Is the Radeon RX 7900 XT better than the Radeon RX 7900 GRE?
Which is better for 4K gaming, the Radeon RX 7900 GRE or the Radeon RX 7900 XT?
Does the Radeon RX 7900 XT have enough VRAM advantage to matter?
Which should you buy: Radeon RX 7900 GRE or Radeon RX 7900 XT?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 7900 GRE | Radeon RX 7900 XT |
|---|---|---|
| Architecture | RDNA 3 | RDNA 3 |
| Process Node | TSMC N5 | TSMC N5 |
| CUDA Cores (Stream Processors / Stream Processors) | 5,120 | 5,376✓ |
| Ray Tracing Cores | 80 | 84✓ |
| Tensor / AI Cores | 160 | 168✓ |
Clock Speeds
| Specification | Radeon RX 7900 GRE | Radeon RX 7900 XT |
|---|---|---|
| Base Clock | 1,287 MHz | 1,500 MHz✓ |
| Boost Clock | 2,245 MHz | 2,400 MHz✓ |
Memory
| Specification | Radeon RX 7900 GRE | Radeon RX 7900 XT |
|---|---|---|
| VRAM Capacity | 16 GB | 20 GB✓ |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 320-bit✓ |
| Memory Speed | 18 Gbps | 20 Gbps✓ |
| Bandwidth | 576 GB/s | 800 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 7900 GRE | Radeon RX 7900 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 260 W✓ | 315 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Feb 2024 | Nov 2022 |
Related Reading
RX 7900 XT in 2026: What 20GB Actually Buys You Now That FSR 4 Has Passed It By
The RX 7900 XT has more VRAM than almost anything near its price and is locked out of AMD's current upscaler. That single tension decides whether it is a bargain or a trap — here's how to tell which one it is for you.
GDDR5 vs GDDR6 vs GDDR6X vs GDDR7: Which VRAM Generation Actually Matters for Your GPU?
Not all VRAM is created equal. GDDR5, GDDR6, GDDR6X, GDDR7 — we break down what each generation actually delivers in bandwidth, power, and real-world impact so you can stop guessing and start buying smarter.