Graphics card comparison

Radeon RX 6600 vs Radeon RX Vega 64 Liquid Cooling

AMD

Radeon RX 6600

8192 Mb GDDR6 Released 13 Oct 2021 DESKTOP

AMD

8192 Mb HBM2 Released 8 Aug 2017 DESKTOP

213 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon RX Vega 64 Liquid Cooling .
This is a much newer product, it might have better long term support.
Supports Direct3D 12 Async Compute
Supports FreeSync
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Infinity Cache allows to deliver up to 3.25x the effective memory bandwidth
Supports DirectX Raytracing (DXR)

Supports Direct3D 12 Async Compute
Supports FreeSync
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports TrueAudio
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Our verdict

We have no data to declare a winner at this time.

	Radeon RX 6600	Radeon RX Vega 64 Liquid Cooling
GPU Name	Navi 23 (Navi 23 XL (215-130000016))	Vega 10 (Vega 10 XTX)
Fab Process	7 nm	14 nm
Die Size	237 mm²	484 mm²
Transistors	11,060 million	12,500 million
Shaders	1792	4096
Raytracing Cores	28	none
Compute Units	28	64
Core clock	1626 MHz	1406 MHz
ROPs	64	64
TMUs	112	256