Mobility Radeon HD 4870 vs Radeon HD 7550M/7650M
Mobility Radeon HD 4870
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Radeon HD 7550M/7650M
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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 4870 is positioned at rank 621 and the Radeon HD 7550M/7650M is on rank 218, so the Radeon HD 7550M/7650M 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 4870
Performance Per Dollar Radeon HD 7550M/7650M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 7550M/7650M is the superior choice for raw performance. It leads with a 1.3% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Mobility Radeon HD 4870.
| Insight | Mobility Radeon HD 4870 | Radeon HD 7550M/7650M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.3%) | ✅Leading raw performance (+1.3%) |
| Longevity | 🛑Obsolete Architecture (2009 / TeraScale (2005−2013)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon HD 7550M/7650M 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 Mobility Radeon HD 4870 and Radeon HD 7550M/7650M
Mobility Radeon HD 4870
The Mobility Radeon HD 4870 is manufactured by AMD. It was released in January 9 2009. It features the TeraScale architecture. The core clock speed is 550 MHz. It has 800 shading units. The thermal design power (TDP) is 30W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 720 points.
Radeon HD 7550M/7650M
The Radeon HD 7550M/7650M is manufactured by AMD. It was released in April 24 2012. It features the GCN 1.0 architecture. The core clock speed is 675 MHz. It has 640 shading units. The thermal design power (TDP) is 40W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 729 points.
Graphics Performance
The Mobility Radeon HD 4870 scores 720 and the Radeon HD 7550M/7650M reaches 729 in the G3D Mark benchmark — just a 1.3% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 4870 is built on TeraScale while the Radeon HD 7550M/7650M uses GCN 1.0, both on 55 nm vs 28 nm. Shader units: 800 (Mobility Radeon HD 4870) vs 640 (Radeon HD 7550M/7650M). Raw compute: 0.88 TFLOPS (Mobility Radeon HD 4870) vs 0.864 TFLOPS (Radeon HD 7550M/7650M).
| Feature | Mobility Radeon HD 4870 | Radeon HD 7550M/7650M |
|---|---|---|
| G3D Mark Score | 720 | 729+1% |
| Architecture | TeraScale | GCN 1.0 |
| Process Node | 55 nm | 28 nm |
| Shading Units | 800+25% | 640 |
| Compute (TFLOPS) | 0.88 TFLOPS+2% | 0.864 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 40 | 40 |
| L1 Cache | 160 KB | 160 KB |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 4870 | Radeon HD 7550M/7650M |
|---|---|---|
| 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)
Both cards feature 1 GB of video memory. Bus width: 64-bit vs System.
| Feature | Mobility Radeon HD 4870 | Radeon HD 7550M/7650M |
|---|---|---|
| VRAM Capacity | 1 GB | 1 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 64-bit | System |
| L2 Cache | 256 KB | 256 KB |
Power & Dimensions
The Mobility Radeon HD 4870 draws 30W versus the Radeon HD 7550M/7650M's 40W — a 28.6% difference. The Mobility Radeon HD 4870 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 4870) vs 350W (Radeon HD 7550M/7650M). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | Mobility Radeon HD 4870 | Radeon HD 7550M/7650M |
|---|---|---|
| TDP | 30W-25% | 40W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Slots | 0 | — |
| Perf/Watt | 24.0+32% | 18.2 |
Value Analysis
The Radeon HD 7550M/7650M is the newer GPU (2012 vs 2009).
| Feature | Mobility Radeon HD 4870 | Radeon HD 7550M/7650M |
|---|---|---|
| MSRP | $299 | — |
| Avg Price (30d) | $20 | — |
| Codename | M98 | Heathrow |
| Release | January 9 2009 | April 24 2012 |
| Ranking | #927 | #787 |
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