GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
The Radeon RX Vega 64 is dramatically faster than the Radeon RX 580, leading by roughly 133% in our performance index.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Radeon RX Vega 64 vs Radeon RX 580: In-Depth Breakdown
Performance: Radeon RX Vega 64 vs Radeon RX 580
The Radeon RX Vega 64 is dramatically faster, around 133% ahead of the Radeon RX 580. That gap is enough to move it up a tier: the Radeon RX Vega 64 is comfortable at 1080p, while the Radeon RX 580 is better matched to entry-level 1080p. The Radeon RX Vega 64 packs 4,096 stream processors versus 2,304 on the Radeon RX 580.
Power & Efficiency
The Radeon RX 580 pulls less power (185W vs 295W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX Vega 64 draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.
Memory & Bandwidth
The Radeon RX Vega 64's memory is faster — 484 GB/s versus 256 GB/s (2048-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon RX 580 or Radeon RX Vega 64?
The Radeon RX Vega 64 is the faster card by about 133%. 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.