GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Radeon RX Vega 56 is the clear winner, offering 11.3% better value than Radeon RX Vega 64.
The Radeon RX Vega 64 is noticeably faster than the Radeon RX Vega 56, leading by roughly 17% in our performance index. The Radeon RX Vega 56, however, delivers more performance per dollar — $738 AED cheaper.
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Comparable or lower specs
Radeon RX Vega 64 vs Radeon RX Vega 56: In-Depth Breakdown
Performance: Radeon RX Vega 64 vs Radeon RX Vega 56
The Radeon RX Vega 64 is noticeably faster, around 17% ahead of the Radeon RX Vega 56. That gap is enough to move it up a tier: the Radeon RX Vega 64 is comfortable at 1080p, while the Radeon RX Vega 56 is better matched to entry-level 1080p. The Radeon RX Vega 64 packs 4,096 stream processors versus 3,584 on the Radeon RX Vega 56.
Price & Value
Right now the Radeon RX Vega 56 starts at $2,472 AED against $3,210 AED for the Radeon RX Vega 64. Despite being slower, the Radeon RX Vega 56 offers the better performance-per-dollar (~11% better value), so budget-focused buyers should weigh it carefully. The Radeon RX Vega 56 still sits about $2,073 AED above its $399 AED MSRP. The Radeon RX Vega 64 still sits about $2,711 AED above its $499 AED MSRP.
Power & Efficiency
The Radeon RX Vega 56 draws just 210W versus 295W for the Radeon RX Vega 64, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom.
Memory & Bandwidth
The Radeon RX Vega 64's memory is faster — 484 GB/s versus 410 GB/s — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX Vega 56 or Radeon RX Vega 64?
Choose the Radeon RX Vega 64 if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX Vega 56 stretches your money further for only slightly lower performance.
Frequently Asked Questions
Is the Radeon RX Vega 64 better than the Radeon RX Vega 56?
Which is better for 4K gaming, the Radeon RX Vega 56 or the Radeon RX Vega 64?
Is the Radeon RX Vega 64 worth the extra $738 AED over the Radeon RX Vega 56?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon RX Vega 56 | Radeon RX Vega 64 |
|---|---|---|
| Architecture | GCN 5.0 (Vega) | GCN 5.0 (Vega) |
| Process Node | GloFo 14nm | GloFo 14nm |
| CUDA Cores (Stream Processors / Stream Processors) | 3,584 | 4,096✓ |
Clock Speeds
| Specification | Radeon RX Vega 56 | Radeon RX Vega 64 |
|---|---|---|
| Base Clock | 1,156 MHz | 1,247 MHz✓ |
| Boost Clock | 1,471 MHz | 1,546 MHz✓ |
Memory
| Specification | Radeon RX Vega 56 | Radeon RX Vega 64 |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | HBM2 | HBM2 |
| Memory Bus | 2048-bit | 2048-bit |
| Memory Speed | 1.6 Gbps | 1.89 Gbps✓ |
| Bandwidth | 409.6 GB/s | 483.8 GB/s✓ |
Connectivity & Power
| Specification | Radeon RX Vega 56 | Radeon RX Vega 64 |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| TDP | 210 W✓ | 295 W |
| Power Connectors | 2x 8-pin | 2x 8-pin |
| Released | Aug 2017 | Aug 2017 |