MSI Radeon RX 6600 XT Mech 8GB GDDR6
The RDNA 2 architecture and 2602 MHz boost clock deliver solid 1080p gaming, backed by 8GB of GDDR6 memory on a 128-bit bus. Its compact 215mm dual-fan design fits easily into smaller builds while supporting modern features like ray tracing and HDMI 2.1. This card is best for budget-conscious gamers building a small form factor PC for high-refresh 1080p esports and AAA titles.
No current retailer price
Snapshot
Pros & Cons
Pros
- Strong feature (67th percentile) 67th
Cons
- Below average vram (32nd percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Based on 4 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Chipset
| GPU Chipset | Radeon RX 6600 XT |
| Brand | AMD |
| Architecture | RDNA 2 |
| Class | consumer |
| Process | 7 |
Memory
| VRAM | 8 GB |
| Memory Type | GDDR6 |
| Memory Bus | 128 |
| Bandwidth | 256 |
Compute
| Stream Processors | 2048 |
| RT Cores | 32 |
| Base Clock | 2413 |
| Boost Clock | 2602 |
| FP16 TFLOPS | 21.21 |
| FP32 TFLOPS | 10.6 |
Performance
| PassMark G3D | 16445 |
| GPU Compute | 7442 |
Power & Cooling
| TDP | 160 |
| Recommended PSU | 500 |
| Power Connectors | 8-Pin |
| Cooler | Dual Fan |
| Fans | 2 |
Connectivity
| Interface | PCI Express 4.0 |
| DisplayPort | 3 |
| HDMI | 1 |
| Max Displays | 4 |
| Max Resolution | 7680 x 4320 |
Physical
| Length | 215 |
| Slot Width | 2 |
| Form Factor | ATX |
| Weight | 1.1 kg / 2.4 lbs |
Features
| Ray Tracing | Yes |
| Upscaling | FSR |
| VR Ready | Yes |
| DirectX | 12 Ultimate |
vs Competition
| Spec | MSI Radeon RX 6600 XT Mech | ASUS ProArt RTX 5080 | Gigabyte AERO GV-N5080AERO OC-16GD | ZOTAC APOCALYPSE ZT-B50800C-10P | Sapphire NITRO+ 11322-01-40G | PNY ARGB OC VCG508016TFXXPB1-O |
|---|---|---|---|---|---|---|
| Chipset | Radeon RX 6600 XT | GeForce RTX 5080 | GeForce RTX 5080 | GeForce RTX 5080 | Radeon RX 7900 XTX | GeForce RTX 5080 |
| Vram | 8GB GDDR6 | 16GB GDDR7 | 16GB GDDR7 | 16GB GDDR7 | 24GB GDDR6 | 16GB GDDR7 |
| Boost Clock Mhz | 2602 | 2730 | 2730 | 2730 | 2680 | 2620 |
| Tdp W | 160 | 150 | 360 | 360 | 339 | 360 |
| Memory Bus Bits | 128 | 256 | 256 | 256 | 384 | 256 |
| Ray Tracing | true | true | true | true | true | true |
| GPU Class | consumer | consumer | consumer | consumer | consumer | consumer |
| Compare | Compare | Compare | Compare | Compare |
| Product | AI | Rt | Vram | Raster | Compute | Feature | Thermal | User Sentiment | Efficiency | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MSI Radeon RX 6600 XT Mech | 36.2 | 47.7 | 31.8 | 39 | 45.2 | 67 | 56.8 | 57.8 | 62.5 | 57.8 | 63.3 |
| ASUS ProArt RTX 5080 Compare | 86.8 | 95.9 | 88.4 | 94.6 | 97.2 | 96.4 | 91.5 | 45.2 | 97.4 | 98.6 | 95.4 |
| Gigabyte AERO GV-N5080AERO OC-16GD Compare | 86.8 | 95.9 | 88.4 | 94.6 | 97.2 | 96.4 | 91.5 | 72 | 57.6 | 94.1 | 88.7 |
| ZOTAC APOCALYPSE ZT-B50800C-10P Compare | 86.8 | 97.7 | 88.4 | 94.6 | 97.2 | 96.4 | 91.5 | 99.6 | 57.6 | 94.1 | 99 |
| Sapphire NITRO+ 11322-01-40G Compare | 94.7 | 91.7 | 91.5 | 83.6 | 99.2 | 84.4 | 91.5 | 86.3 | 42.5 | 98.7 | 78.1 |
| PNY ARGB OC VCG508016TFXXPB1-O Compare | 86.8 | 97.7 | 88.4 | 94.6 | 97.2 | 96.4 | 91.5 | 45.2 | 57.6 | 94.1 | 82.3 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.