GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for Radeon RX 6800 and Radeon RX 7900 GRE.
The Radeon RX 7900 GRE is significantly faster than the Radeon RX 6800, leading by roughly 39% in our performance index.
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Comparable or lower specs
Radeon RX 7900 GRE vs Radeon RX 6800: In-Depth Breakdown
Performance: Radeon RX 7900 GRE vs Radeon RX 6800
The Radeon RX 7900 GRE is significantly faster, around 39% ahead of the Radeon RX 6800. That gap is enough to move it up a tier: the Radeon RX 7900 GRE is comfortable at 4K with upscaling and native 1440p, while the Radeon RX 6800 is better matched to 1440p. The Radeon RX 7900 GRE packs 5,120 stream processors versus 3,840 on the Radeon RX 6800.
Memory & Bandwidth
The Radeon RX 7900 GRE's memory is faster — 576 GB/s versus 512 GB/s — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The Radeon RX 7900 GRE is roughly 4 years newer than the Radeon RX 6800 (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 or Radeon RX 7900 GRE?
The Radeon RX 7900 GRE is the faster card by about 39%. 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 GRE better than the Radeon RX 6800?
Which is better for 4K gaming, the Radeon RX 6800 or the Radeon RX 7900 GRE?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX 6800 | Radeon RX 7900 GRE |
|---|---|---|
| Architecture | RDNA 2 | RDNA 3 |
| Process Node | TSMC N7 | TSMC N5 |
| CUDA Cores (Stream Processors / Stream Processors) | 3,840 | 5,120✓ |
| Ray Tracing Cores | 60 | 80✓ |
| Tensor / AI Cores | — | 160 |
Clock Speeds
| Specification | Radeon RX 6800 | Radeon RX 7900 GRE |
|---|---|---|
| Base Clock | 1,700 MHz✓ | 1,287 MHz |
| Boost Clock | 2,105 MHz | 2,245 MHz✓ |
Memory
| Specification | Radeon RX 6800 | Radeon RX 7900 GRE |
|---|---|---|
| VRAM Capacity | 16 GB | 16 GB |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bus | 256-bit | 256-bit |
| Memory Speed | 16 Gbps | 18 Gbps✓ |
| Bandwidth | 512 GB/s | 576 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX 6800 | Radeon RX 7900 GRE |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 250 W✓ | 260 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Nov 2020 | Feb 2024 |