Radeon HD4650 vs Mobility Radeon HD 3670
Radeon HD4650
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Mobility Radeon HD 3670
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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. The Radeon HD4650 is positioned at rank 236 and the Mobility Radeon HD 3670 is on rank 590, so the Radeon HD4650 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon HD4650
Performance Per Dollar Mobility Radeon HD 3670
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD4650 is the superior choice for raw performance. It leads with a 3.4% higher G3D Mark score. However, the Mobility Radeon HD 3670 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| Performance | ✅Leading raw performance (+3.4%) | ❌Lower raw frame rates (-3.4%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 3 (2010−2013)) | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon HD4650 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD4650 holds the technical lead. Priced at $15 (vs $15), it costs 0% less, resulting in a 3.4% higher cost efficiency score.
| Insight | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+3.4%) | ❌Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 HD4650 and Mobility Radeon HD 3670
Radeon HD4650
The Radeon HD4650 is manufactured by AMD. It was released in December 14 2010. It features the TeraScale 3 architecture. The boost clock speed is 800 MHz. It has 1408 shading units. The thermal design power (TDP) is 200W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 240 points. Launch price was $299.
Mobility Radeon HD 3670
The Mobility Radeon HD 3670 is manufactured by AMD. It was released in January 7 2010. It features the TeraScale 2 architecture. The core clock speed is 700 MHz. It has 800 shading units. The thermal design power (TDP) is 50W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 232 points.
Graphics Performance
The Radeon HD4650 scores 240 and the Mobility Radeon HD 3670 reaches 232 in the G3D Mark benchmark — just a 3.4% difference, making them near-identical in rasterization performance. The Radeon HD4650 is built on TeraScale 3 while the Mobility Radeon HD 3670 uses TeraScale 2, both on a 40 nm process. Shader units: 1,408 (Radeon HD4650) vs 800 (Mobility Radeon HD 3670). Raw compute: 2.253 TFLOPS (Radeon HD4650) vs 1.12 TFLOPS (Mobility Radeon HD 3670).
| Feature | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| G3D Mark Score | 240+3% | 232 |
| Architecture | TeraScale 3 | TeraScale 2 |
| Process Node | 40 nm | 40 nm |
| Shading Units | 1408+76% | 800 |
| Compute (TFLOPS) | 2.253 TFLOPS+101% | 1.12 TFLOPS |
| ROPs | 32+100% | 16 |
| TMUs | 88+120% | 40 |
| L1 Cache | 352 KB+340% | 80 KB |
| L2 Cache | 512 KB+100% | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| 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 HD4650 comes with 512 MB of VRAM, while the Mobility Radeon HD 3670 has 1 GB. The Mobility Radeon HD 3670 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 512 KB (Radeon HD4650) vs 256 KB (Mobility Radeon HD 3670) — the Radeon HD4650 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 512 KB+100% | 256 KB |
Power & Dimensions
The Radeon HD4650 draws 200W versus the Mobility Radeon HD 3670's 50W — a 120% difference. The Mobility Radeon HD 3670 is more power-efficient. Recommended PSU: 350W (Radeon HD4650) vs 350W (Mobility Radeon HD 3670). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| TDP | 200W | 50W-75% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 193mm | — |
| Slots | 1 | — |
| Perf/Watt | 1.2 | 4.6+283% |
Value Analysis
The Radeon HD4650 launched at $50 MSRP and currently averages $15, while the Mobility Radeon HD 3670 launched at $79 and now averages $15. Performance per dollar (G3D Mark / price): 16.0 (Radeon HD4650) vs 15.5 (Mobility Radeon HD 3670) — the Radeon HD4650 offers 3.2% better value.
| Feature | Radeon HD4650 | Mobility Radeon HD 3670 |
|---|---|---|
| MSRP | $50-37% | $79 |
| Avg Price (30d) | $15 | $15 |
| Performance per Dollar | 16.0+3% | 15.5 |
| Codename | Cayman | Broadway |
| Release | December 14 2010 | January 7 2010 |
| Ranking | #623 | #846 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
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