Radeon RX 6600S vs Arc A770
Radeon RX 6600S
Popular choices:
Arc A770
Popular choices:
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 Arc A770
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Arc A770 is the superior choice for raw performance. It leads with a 2.4% higher G3D Mark score and 300% more VRAM (16 GB vs 4 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX 6600S.
| Insight | Radeon RX 6600S | Arc A770 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.4%) | ✅Leading raw performance (+2.4%) |
| Longevity | 🔮Strong Longevity (RDNA 2.0 (2020−2025) / 7nm) | 🔮Strong Longevity (Alchemist / 6nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | 🎮 High Capacity (4 GB) | 🎮 High Capacity (16 GB) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | Standard Size (280mm) |
💎 Value Proposition
The Arc A770 offers a compelling cost-to-performance ratio. Priced at $280 versus $400 for the Radeon RX 6600S, it costs 30% less. While it maintains competitive performance, this results in a 46.3% higher cost efficiency score.
| Insight | Radeon RX 6600S | Arc A770 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+46.3%) |
| Upfront Cost | ⚠️Higher upfront cost ($400) | ✅More affordable ($280) |
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 Arc A770
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.
Arc A770
The Arc A770 is manufactured by Intel. It was released in October 12 2022. It features the Generation 12.7 architecture. The core clock ranges from 2100 MHz to 2400 MHz. It has 4096 shading units. The thermal design power (TDP) is 225W. Manufactured using 6 nm process technology. It features 32 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 13,332 points. Launch price was $329.
Graphics Performance
The Radeon RX 6600S scores 13,016 and the Arc A770 reaches 13,332 in the G3D Mark benchmark — just a 2.4% difference, making them near-identical in rasterization performance. The Radeon RX 6600S is built on RDNA 2.0 while the Arc A770 uses Generation 12.7, both on 7 nm vs 6 nm. Shader units: 1,792 (Radeon RX 6600S) vs 4,096 (Arc A770). Raw compute: 7.168 TFLOPS (Radeon RX 6600S) vs 19.66 TFLOPS (Arc A770). Boost clocks: 2000 MHz vs 2400 MHz. Ray tracing: 28 RT cores (Radeon RX 6600S) vs 32 (Arc A770) vs 512.
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| G3D Mark Score | 13,016 | 13,332+2% |
| Architecture | RDNA 2.0 | Generation 12.7 |
| Process Node | 7 nm | 6 nm |
| Shading Units | 1792 | 4096+129% |
| Compute (TFLOPS) | 7.168 TFLOPS | 19.66 TFLOPS+174% |
| Boost Clock | 2000 MHz | 2400 MHz+20% |
| ROPs | 64 | 128+100% |
| TMUs | 112 | 256+129% |
| L2 Cache | 2 MB | 16 MB+700% |
| Ray Tracing Cores | 28 | 32+14% |
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 Arc A770 lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | XeSS |
| Frame Generation | FSR 3 / AFMF (Driver) | FSR 3 (Compatible) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | Standard |
Video Memory (VRAM)
The Radeon RX 6600S comes with 4 GB of VRAM, while the Arc A770 has 16 GB. The Arc A770 offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 224 GB/s (Radeon RX 6600S) vs 512 GB/s (Arc A770) — a 128.6% advantage for the Arc A770. Bus width: 128-bit vs 256-bit. L2 Cache: 2 MB (Radeon RX 6600S) vs 16 MB (Arc A770) — the Arc A770 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| VRAM Capacity | 4 GB | 16 GB+300% |
| Memory Type | GDDR6 | GDDR6 |
| Memory Bandwidth | 224 GB/s | 512 GB/s+129% |
| Bus Width | 128-bit | 256-bit+100% |
| L2 Cache | 2 MB | 16 MB+700% |
Display & API Support
DirectX support: 12_2 (Radeon RX 6600S) vs 12 Ultimate (Arc A770). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 0 vs 4.
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| DirectX | 12_2 | 12 Ultimate |
| Vulkan | 1.4+8% | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 0 | 4 |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6600S) vs Dual Xe Media Engine (Arc A770). Decoder: VCN 3.0 vs Xe Media Engine. Supported codecs: H.264,H.265/HEVC (Radeon RX 6600S) vs H.264,HEVC,AV1,VP9 (Arc A770).
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| Encoder | VCN 3.0 | Dual Xe Media Engine |
| Decoder | VCN 3.0 | Xe Media Engine |
| Codecs | H.264,H.265/HEVC | H.264,HEVC,AV1,VP9 |
Power & Dimensions
The Radeon RX 6600S draws 80W versus the Arc A770's 225W — a 95.1% difference. The Radeon RX 6600S is more power-efficient. Recommended PSU: 500W (Radeon RX 6600S) vs 650W (Arc A770). Power connectors: Mobile vs 8-pin + 6-pin. Card length: 1mm vs 280mm, occupying 0 vs 2 slots.
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| TDP | 80W-64% | 225W |
| Recommended PSU | 500W-23% | 650W |
| Power Connector | Mobile | 8-pin + 6-pin |
| Length | 1mm | 280mm |
| Slots | 0-100% | 2 |
| Temp (Load) | — | 75°C |
| Perf/Watt | 162.7+174% | 59.3 |
Value Analysis
The Radeon RX 6600S launched at $400 MSRP and currently averages $400, while the Arc A770 launched at $349 and now averages $280. The Arc A770 costs 30% less ($120 savings) at current market prices. Performance per dollar (G3D Mark / price): 32.5 (Radeon RX 6600S) vs 47.6 (Arc A770) — the Arc A770 offers 46.5% better value.
| Feature | Radeon RX 6600S | Arc A770 |
|---|---|---|
| MSRP | $400 | $349-13% |
| Avg Price (30d) | $400 | $280-30% |
| Performance per Dollar | 32.5 | 47.6+46% |
| Codename | Navi 23 | DG2-512 |
| Release | January 4 2022 | October 12 2022 |
| Ranking | #200 | #191 |
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