GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The Radeon RX Vega 64 is noticeably faster than the Radeon RX Vega 56, leading by roughly 17% in our performance index.
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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.
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 faster card by about 17%. 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.