Radeon RX 6600S vs Radeon Pro Vega 64
Radeon RX 6600S
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Radeon Pro Vega 64
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Performance Spectrum - GPU
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon RX 6600S
Performance Per Dollar Radeon Pro Vega 64
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon RX 6600S uses modern memory architecture. The Radeon RX 6600S likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon Pro Vega 64 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon RX 6600S is the superior choice for raw performance. It leads with a 1% higher G3D Mark score and 100+% more VRAM (4 GB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon Pro Vega 64.
| Insight | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| Performance | ✅Leading raw performance (+1%) | ❌Lower raw frame rates (-1%) |
| Longevity | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) | 🛑Obsolete Architecture (2017 / GCN 5.0 (2017−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | 🎮 High Capacity (4 GB) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | Standard Size (267mm) |
💎 Value Proposition
The Radeon Pro Vega 64 offers a compelling cost-to-performance ratio. Priced at $114 versus $400 for the Radeon RX 6600S, it costs 72% less. While it maintains competitive performance, this results in a 247.5% higher cost efficiency score.
| Insight | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+247.5%) |
| Upfront Cost | ⚠️Higher upfront cost ($400) | ✅More affordable ($114) |
Performance Check
Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.
Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.
Technical Specifications
Side-by-side comparison of Radeon RX 6600S and Radeon Pro Vega 64
Radeon RX 6600S
The Radeon RX 6600S is manufactured by AMD. It was released in January 4 2022. It features the RDNA 2.0 architecture. The core clock ranges from 1700 MHz to 2000 MHz. It has 1792 shading units. The thermal design power (TDP) is 80W. Manufactured using 7 nm process technology. It features 28 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 13,016 points.
Radeon Pro Vega 64
The Radeon Pro Vega 64 is manufactured by AMD. It was released in June 27 2017. It features the GCN 5.0 architecture. The core clock ranges from 1250 MHz to 1350 MHz. It has 4096 shading units. The thermal design power (TDP) is 250W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 12,891 points.
Graphics Performance
The Radeon RX 6600S scores 13,016 and the Radeon Pro Vega 64 reaches 12,891 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. The Radeon RX 6600S is built on RDNA 2.0 while the Radeon Pro Vega 64 uses GCN 5.0, both on 7 nm vs 14 nm. Shader units: 1,792 (Radeon RX 6600S) vs 4,096 (Radeon Pro Vega 64). Raw compute: 7.168 TFLOPS (Radeon RX 6600S) vs 11.06 TFLOPS (Radeon Pro Vega 64). Boost clocks: 2000 MHz vs 1350 MHz.
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| G3D Mark Score | 13,016 | 12,891 |
| Architecture | RDNA 2.0 | GCN 5.0 |
| Process Node | 7 nm | 14 nm |
| Shading Units | 1792 | 4096+129% |
| Compute (TFLOPS) | 7.168 TFLOPS | 11.06 TFLOPS+54% |
| Boost Clock | 2000 MHz+48% | 1350 MHz |
| ROPs | 64 | 64 |
| TMUs | 112 | 256+129% |
| L1 Cache | 0.5 MB | 1 MB+100% |
| L2 Cache | 2 MB | 4 MB+100% |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 6600S is support for FSR 3 / AFMF. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The Radeon Pro Vega 64 lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 / AFMF (Driver) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon RX 6600S comes with 4 GB of VRAM, while the Radeon Pro Vega 64 has 0 MB. The Radeon RX 6600S offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 2 MB (Radeon RX 6600S) vs 4 MB (Radeon Pro Vega 64) — the Radeon Pro Vega 64 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| VRAM Capacity | 4 GB | Shared System RAM |
| Memory Type | GDDR6 | GDDR6 |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 2 MB | 4 MB+100% |
Display & API Support
DirectX support: 12_2 (Radeon RX 6600S) vs 12.1 (Radeon Pro Vega 64). Vulkan: 1.4 vs 1.1. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 0 vs 4.
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| DirectX | 12_2 | 12.1 |
| Vulkan | 1.4+27% | 1.1 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 0 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6600S) vs VCE 4.0 (Radeon Pro Vega 64). Decoder: VCN 3.0 vs UVD 7.0. Supported codecs: H.264,H.265/HEVC (Radeon RX 6600S) vs MPEG-2,H.264,HEVC,VP9 (Radeon Pro Vega 64).
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| Encoder | VCN 3.0 | VCE 4.0 |
| Decoder | VCN 3.0 | UVD 7.0 |
| Codecs | H.264,H.265/HEVC | MPEG-2,H.264,HEVC,VP9 |
Power & Dimensions
The Radeon RX 6600S draws 80W versus the Radeon Pro Vega 64's 250W — a 103% difference. The Radeon RX 6600S is more power-efficient. Recommended PSU: 500W (Radeon RX 6600S) vs 1W (Radeon Pro Vega 64). Power connectors: Mobile vs Integrated. Card length: 1mm vs 267mm, occupying 0 vs 2 slots.
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| TDP | 80W-68% | 250W |
| Recommended PSU | 500W | 1W-100% |
| Power Connector | Mobile | Integrated |
| Length | 1mm | 267mm |
| Height | — | 111mm |
| Slots | 0-100% | 2 |
| Temp (Load) | — | 85°C |
| Perf/Watt | 162.7+215% | 51.6 |
Value Analysis
The Radeon RX 6600S launched at $400 MSRP and currently averages $400, while the Radeon Pro Vega 64 launched at $599 and now averages $114. The Radeon Pro Vega 64 costs 71.5% less ($286 savings) at current market prices. Performance per dollar (G3D Mark / price): 32.5 (Radeon RX 6600S) vs 113.1 (Radeon Pro Vega 64) — the Radeon Pro Vega 64 offers 248% better value. The Radeon RX 6600S is the newer GPU (2022 vs 2017).
| Feature | Radeon RX 6600S | Radeon Pro Vega 64 |
|---|---|---|
| MSRP | $400-33% | $599 |
| Avg Price (30d) | $400 | $114-72% |
| Performance per Dollar | 32.5 | 113.1+248% |
| Codename | Navi 23 | Vega 10 |
| Release | January 4 2022 | June 27 2017 |
| Ranking | #200 | #202 |
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