Radeon RX Vega 3 vs Radeon HD 7640G + HD 8670M Dual
Radeon RX Vega 3
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Radeon HD 7640G + HD 8670M Dual
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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
Performance Per Dollar Radeon HD 7640G + HD 8670M Dual
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon RX Vega 3 is significantly newer (2019 vs 2013). The Radeon RX Vega 3 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon HD 7640G + HD 8670M Dual lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon RX Vega 3 is the superior choice for raw performance. It leads with a 1% higher G3D Mark score. However, the Radeon HD 7640G + HD 8670M Dual offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon RX Vega 3 | Radeon HD 7640G + HD 8670M Dual |
|---|---|---|
| Performance | ✅Leading raw performance (+1%) | ❌Lower raw frame rates (-1%) |
| Longevity | GCN 5.0 (2017−2020) (14nm) | 🛑Obsolete Architecture (2013 / Legacy) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100+%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX Vega 3 remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 Vega 3 and Radeon HD 7640G + HD 8670M Dual
Radeon RX Vega 3
The Radeon RX Vega 3 is manufactured by AMD. It was released in January 6 2019. It features the GCN 5.0 architecture. The core clock ranges from 300 MHz to 1001 MHz. It has 192 shading units. The thermal design power (TDP) is 15W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 684 points.
Radeon HD 7640G + HD 8670M Dual
The Radeon HD 7640G + HD 8670M Dual is manufactured by AMD. It was released in August 1 2013. The core clock speed is 720 / 775 MHz. It has 768 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 677 points.
Graphics Performance
The Radeon RX Vega 3 scores 684 and the Radeon HD 7640G + HD 8670M Dual reaches 677 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. Shader units: 192 (Radeon RX Vega 3) vs 768 (Radeon HD 7640G + HD 8670M Dual).
| Feature | Radeon RX Vega 3 | Radeon HD 7640G + HD 8670M Dual |
|---|---|---|
| G3D Mark Score | 684+1% | 677 |
| Process Node | 14 nm | 28 nm |
| Shading Units | 192 | 768+300% |
Advanced Features (DLSS/FSR)
| Feature | Radeon RX Vega 3 | Radeon HD 7640G + HD 8670M Dual |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon RX Vega 3 comes with 0 MB of VRAM, while the Radeon HD 7640G + HD 8670M Dual has 512 MB. The Radeon HD 7640G + HD 8670M Dual offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 128-bit.
| Feature | Radeon RX Vega 3 | Radeon HD 7640G + HD 8670M Dual |
|---|---|---|
| VRAM Capacity | Shared System RAM | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 128-bit |
Power & Dimensions
The Radeon RX Vega 3 draws 15W versus the Radeon HD 7640G + HD 8670M Dual's 50W — a 107.7% difference. The Radeon RX Vega 3 is more power-efficient. Recommended PSU: 1W (Radeon RX Vega 3) vs 350W (Radeon HD 7640G + HD 8670M Dual). Power connectors: Integrated vs 1x 6-pin.
| Feature | Radeon RX Vega 3 | Radeon HD 7640G + HD 8670M Dual |
|---|---|---|
| TDP | 15W-70% | 50W |
| Recommended PSU | 1W-100% | 350W |
| Power Connector | Integrated | 1x 6-pin |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 75 | — |
| Perf/Watt | 45.6+238% | 13.5 |
Value Analysis
The Radeon RX Vega 3 launched at $0 MSRP and currently averages $0, while the Radeon HD 7640G + HD 8670M Dual launched at $150 and now averages $35. The Radeon RX Vega 3 costs 100+% less ($35 savings) at current market prices. Performance per dollar (G3D Mark / price): Infinity (Radeon RX Vega 3) vs 19.3 (Radeon HD 7640G + HD 8670M Dual) — the Radeon RX Vega 3 offers Infinity% better value. The Radeon RX Vega 3 is the newer GPU (2019 vs 2013).
| Feature | Radeon RX Vega 3 | Radeon HD 7640G + HD 8670M Dual |
|---|---|---|
| MSRP | $0-100% | $150 |
| Avg Price (30d) | $0-100% | $35 |
| Performance per Dollar | Infinity | 19.3 |
| Codename | Picasso | — |
| Release | January 6 2019 | August 1 2013 |
| Ranking | #845 | #881 |
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