GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
On raw speed the Radeon RX 6600 XT comes out dramatically faster — about 50% ahead of the Radeon RX Vega 56. It also wins on performance-per-dollar, making it the cleaner choice when you can afford it.
Maximum Capacity Reached. Remove a model to add another. (2/2)
Radeon RX 6600 XT vs Radeon RX Vega 56: In-Depth Breakdown
Performance: Radeon RX 6600 XT vs Radeon RX Vega 56
The Radeon RX 6600 XT is dramatically faster, around 50% ahead of the Radeon RX Vega 56. That gap is enough to move it up a tier: the Radeon RX 6600 XT is comfortable at 1080p, while the Radeon RX Vega 56 is better matched to entry-level 1080p.
Price & Value
The Radeon RX 6600 XT currently lists from $449 EUR, $341 EUR less than the Radeon RX Vega 56 at $790 EUR. Because it's both faster and competitively priced, the Radeon RX 6600 XT wins on performance-per-dollar by about 164%. The Radeon RX Vega 56 still sits about $391 EUR above its $399 EUR MSRP.
Power & Efficiency
At 160W against 210W, the Radeon RX 6600 XT is both the lower-power and the more efficient card, making it the easier build to cool and power. Its more modern RDNA 2 architecture on a TSMC N7 process is part of why it does more with each watt.
Memory & Bandwidth
The Radeon RX Vega 56's memory is faster — 410 GB/s versus 256 GB/s (2048-bit vs 128-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Generation & Longevity
The Radeon RX 6600 XT is roughly 4 years newer than the Radeon RX Vega 56 (RDNA 2 vs GCN 5.0 (Vega)), so it generally benefits from a more modern architecture and longer driver-support runway.
Which should you buy: Radeon RX 6600 XT or Radeon RX Vega 56?
The Radeon RX 6600 XT 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.