
Mobility Radeon HD 3670 vs Radeon HD 8240

Mobility Radeon HD 3670
Popular choices:

Radeon HD 8240
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. The Mobility Radeon HD 3670 is positioned at rank 590 and the Radeon HD 8240 is on rank 232, so the Radeon HD 8240 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Mobility Radeon HD 3670
Performance Per Dollar Radeon HD 8240
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 8240 is the superior choice for raw performance. It leads with a 6% 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 | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-6%) | ✅Leading raw performance (+6%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
The Mobility Radeon HD 3670 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 3670 holds the technical lead. Priced at $15 (vs $50), it costs 70% less, resulting in a 214.4% higher cost efficiency score.
| Insight | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+214.4%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($15) | ⚠️Higher upfront cost ($50) |
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 Mobility Radeon HD 3670 and Radeon HD 8240

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.

Radeon HD 8240
The Radeon HD 8240 is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The core clock speed is 1000 MHz. It has 1280 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 246 points. Launch price was $349.
Graphics Performance
In G3D Mark, the Mobility Radeon HD 3670 scores 232 versus the Radeon HD 8240's 246 — the Radeon HD 8240 leads by 6%. The Mobility Radeon HD 3670 is built on TeraScale 2 while the Radeon HD 8240 uses GCN 1.0, both on 40 nm vs 28 nm. Shader units: 800 (Mobility Radeon HD 3670) vs 1,280 (Radeon HD 8240). Raw compute: 1.12 TFLOPS (Mobility Radeon HD 3670) vs 2.56 TFLOPS (Radeon HD 8240).
| Feature | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| G3D Mark Score | 232 | 246+6% |
| Architecture | TeraScale 2 | GCN 1.0 |
| Process Node | 40 nm | 28 nm |
| Shading Units | 800 | 1280+60% |
| Compute (TFLOPS) | 1.12 TFLOPS | 2.56 TFLOPS+129% |
| ROPs | 16 | 32+100% |
| TMUs | 40 | 80+100% |
| L1 Cache | 80 KB | 320 KB+300% |
| L2 Cache | 256 KB | 512 KB+100% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| 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 Mobility Radeon HD 3670 comes with 1 GB of VRAM, while the Radeon HD 8240 has 512 MB. 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: 256 KB (Mobility Radeon HD 3670) vs 512 KB (Radeon HD 8240) — the Radeon HD 8240 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB | 512 KB+100% |
Power & Dimensions
The Mobility Radeon HD 3670 draws 50W versus the Radeon HD 8240's 200W — a 120% difference. The Mobility Radeon HD 3670 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 3670) vs 350W (Radeon HD 8240). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| TDP | 50W-75% | 200W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Perf/Watt | 4.6+283% | 1.2 |
Value Analysis
The Mobility Radeon HD 3670 launched at $79 MSRP and currently averages $15, while the Radeon HD 8240 launched at $50 and now averages $50. The Mobility Radeon HD 3670 costs 70% less ($35 savings) at current market prices. Performance per dollar (G3D Mark / price): 15.5 (Mobility Radeon HD 3670) vs 4.9 (Radeon HD 8240) — the Mobility Radeon HD 3670 offers 216.3% better value. The Radeon HD 8240 is the newer GPU (2012 vs 2010).
| Feature | Mobility Radeon HD 3670 | Radeon HD 8240 |
|---|---|---|
| MSRP | $79 | $50-37% |
| Avg Price (30d) | $15-70% | $50 |
| Performance per Dollar | 15.5+216% | 4.9 |
| Codename | Broadway | Pitcairn |
| Release | January 7 2010 | March 5 2012 |
| Ranking | #846 | #460 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.















