Radeon RX Vega 56 vs Radeon RX Vega 64
The Radeon RX Vega 64 is a real step up in speed — leading the Radeon RX Vega 56 by roughly 17% in our performance index. It also comes out ahead on value, making it the straightforward pick if the price fits your budget.
Maximum Capacity Reached. Remove a model to add another. (2/2)
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
On price, expect to pay $148 USD for the Radeon RX Vega 64 versus $150 USD for the Radeon RX Vega 56. Because it's both faster and competitively priced, the Radeon RX Vega 64 wins on performance-per-dollar by about 18%. The Radeon RX Vega 64 is trading below its $499 USD MSRP — a genuine deal. The Radeon RX Vega 56 is trading below its $399 USD MSRP — a genuine deal.
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?
The Radeon RX Vega 64 is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Radeon RX Vega 56 if you find it at a steep discount.
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 56 worth the extra $2 USD over the Radeon RX Vega 64?
Which should you buy: Radeon RX Vega 56 or Radeon RX Vega 64?
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 |