GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Quick Verdict

The Radeon RX 6600 is significantly faster than the Radeon RX Vega 56, leading by roughly 25% in our performance index. It is also the stronger value pick here, so it's the easy recommendation if your budget allows.

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VS
AMD
Radeon RX 6600
Price
€436
Performance
15%
VRAM
8 GB GDDR6
Key Specs Advantage
+69% Boost Clock (2,491 MHz vs 1,471 MHz)
Price
€790
Performance
12%
VRAM
8 GB HBM2
Key Specs Advantage
+1500% Memory Bus (2048-bit vs 128-bit)
+100% Stream Processors (3,584 vs 1,792)
+83% Bandwidth (409.6 GB/s vs 224 GB/s)

Radeon RX 6600 vs Radeon RX Vega 56: In-Depth Breakdown

Performance: Radeon RX 6600 vs Radeon RX Vega 56

The Radeon RX 6600 is significantly faster, around 25% ahead of the Radeon RX Vega 56. That gap is enough to move it up a tier: the Radeon RX 6600 is comfortable at 1080p, while the Radeon RX Vega 56 is better matched to entry-level 1080p.

Price & Value

Right now the Radeon RX 6600 starts at $436 EUR against $790 EUR for the Radeon RX Vega 56. Because it's both faster and competitively priced, the Radeon RX 6600 wins on performance-per-dollar by about 126%. The Radeon RX 6600 still sits about $106 EUR above its $330 EUR MSRP. The Radeon RX Vega 56 still sits about $391 EUR above its $399 EUR MSRP.

Power & Efficiency

The Radeon RX 6600 draws just 132W versus 210W for the Radeon RX Vega 56, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. 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 224 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 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 or Radeon RX Vega 56?

The Radeon RX 6600 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 6600 better than the Radeon RX Vega 56?

The Radeon RX 6600 is significantly faster, roughly 25% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the Radeon RX 6600 or the Radeon RX Vega 56?

Neither is a dedicated 4K card; both are best at 1080p. For 4K you'd want a faster GPU, or lean on upscaling.

Is the Radeon RX Vega 56 worth the extra $354 EUR over the Radeon RX 6600?

Only if you need the extra performance or features; on pure value the Radeon RX 6600 comes out ahead.

Technical Specifications Comparison

Architecture & Cores

SpecificationRadeon RX 6600Radeon RX Vega 56
ArchitectureRDNA 2GCN 5.0 (Vega)
Process NodeTSMC N7GloFo 14nm
CUDA Cores (Stream Processors / Stream Processors)1,7923,584
Ray Tracing Cores28

Clock Speeds

SpecificationRadeon RX 6600Radeon RX Vega 56
Base Clock1,626 MHz1,156 MHz
Boost Clock2,491 MHz1,471 MHz

Memory

SpecificationRadeon RX 6600Radeon RX Vega 56
VRAM Capacity8 GB8 GB
Memory TypeGDDR6HBM2
Memory Bus128-bit2048-bit
Memory Speed14 Gbps1.6 Gbps
Bandwidth224 GB/s409.6 GB/s

Connectivity & Power

SpecificationRadeon RX 6600Radeon RX Vega 56
InterfacePCIe 4.0 x8PCIe 3.0 x16
TDP132 W210 W
Power Connectors1x 8-pin2x 8-pin
ReleasedOct 2021Aug 2017