Mobility Radeon HD 3870 X2 vs Radeon R5 M320
Mobility Radeon HD 3870 X2
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Radeon R5 M320
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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 Mobility Radeon HD 3870 X2 is positioned at rank 689 and the Radeon R5 M320 is on rank 578, so the Radeon R5 M320 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 3870 X2
Performance Per Dollar Radeon R5 M320
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon R5 M320 is significantly newer (2015 vs 2008). The Radeon R5 M320 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Mobility Radeon HD 3870 X2 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Mobility Radeon HD 3870 X2 is the superior choice for raw performance. It leads with a 0.6% higher G3D Mark score. However, the Radeon R5 M320 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.6%) | ❌Lower raw frame rates (-0.6%) |
| Longevity | 🛑Obsolete Architecture (2008 / TeraScale (2005−2013)) | 🛑Obsolete Architecture (2015 / GCN (2012−2015)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+24900%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Mobility Radeon HD 3870 X2 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 3870 X2 holds the technical lead. Priced at $50 (vs $150), it costs 67% less, resulting in a 201.9% higher cost efficiency score.
| Insight | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+201.9%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($50) | ⚠️Higher upfront cost ($150) |
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 3870 X2 and Radeon R5 M320
Mobility Radeon HD 3870 X2
The Mobility Radeon HD 3870 X2 is manufactured by AMD. It was released in September 1 2008. It features the TeraScale architecture. The core clock speed is 660 MHz. It has 320 ×2 shading units. The thermal design power (TDP) is 110W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 478 points.
Radeon R5 M320
The Radeon R5 M320 is manufactured by AMD. It was released in June 9 2015. It features the GCN architecture. It has 1024 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 475 points.
Graphics Performance
The Mobility Radeon HD 3870 X2 scores 478 and the Radeon R5 M320 reaches 475 in the G3D Mark benchmark — just a 0.6% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 3870 X2 is built on TeraScale while the Radeon R5 M320 uses GCN, both on 55 nm vs 28 nm. Shader units: 320 (Mobility Radeon HD 3870 X2) vs 1,024 (Radeon R5 M320).
| Feature | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| G3D Mark Score | 478 | 475 |
| Architecture | TeraScale | GCN |
| Process Node | 55 nm | 28 nm |
| Shading Units | 320 ×2 | 1024+220% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| 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 3870 X2 comes with 2 MB of VRAM, while the Radeon R5 M320 has 512 MB. The Radeon R5 M320 offers 24900% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit.
| Feature | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| VRAM Capacity | 0.002 GB | 0.5 GB+24900% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
Power & Dimensions
The Mobility Radeon HD 3870 X2 draws 110W versus the Radeon R5 M320's 75W — a 37.8% difference. The Radeon R5 M320 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 3870 X2) vs 350W (Radeon R5 M320). Power connectors: PCIe-powered vs Mobile.
| Feature | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| TDP | 110W | 75W-32% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Mobile |
| Length | 1mm | — |
| Slots | 0 | — |
| Perf/Watt | 4.3 | 6.3+47% |
Value Analysis
The Mobility Radeon HD 3870 X2 launched at $449 MSRP and currently averages $50, while the Radeon R5 M320 launched at $150 and now averages $150. The Mobility Radeon HD 3870 X2 costs 66.7% less ($100 savings) at current market prices. Performance per dollar (G3D Mark / price): 9.6 (Mobility Radeon HD 3870 X2) vs 3.2 (Radeon R5 M320) — the Mobility Radeon HD 3870 X2 offers 200% better value. The Radeon R5 M320 is the newer GPU (2015 vs 2008).
| Feature | Mobility Radeon HD 3870 X2 | Radeon R5 M320 |
|---|---|---|
| MSRP | $449 | $150-67% |
| Avg Price (30d) | $50-67% | $150 |
| Performance per Dollar | 9.6+200% | 3.2 |
| Codename | M88 | Pitcairn |
| Release | September 1 2008 | June 9 2015 |
| Ranking | #919 | #522 |
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The most powerful gpus ranked by G3D Mark benchmark scores.
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