
Mobility Radeon HD 4650 vs Radeon HD 5550

Mobility Radeon HD 4650
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Radeon HD 5550
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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 4650 is positioned at rank 398 and the Radeon HD 5550 is on rank 224, so the Radeon HD 5550 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 4650
Performance Per Dollar Radeon HD 5550
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Mobility Radeon HD 4650 is the superior choice for raw performance. It leads with a 4.4% higher G3D Mark score. However, the Radeon HD 5550 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| Performance | ✅Leading raw performance (+4.4%) | ❌Lower raw frame rates (-4.4%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2009 / TeraScale 2 (2009−2015)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Mobility Radeon HD 4650 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 4650 holds the technical lead. Priced at $15 (vs $75), it costs 80% less, resulting in a 422.1% higher cost efficiency score.
| Insight | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+422.1%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($15) | ⚠️Higher upfront cost ($75) |
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 4650 and Radeon HD 5550

Mobility Radeon HD 4650
The Mobility Radeon HD 4650 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: 401 points.

Radeon HD 5550
The Radeon HD 5550 is manufactured by AMD. It was released in September 30 2009. It features the TeraScale 2 architecture. The core clock speed is 725 MHz. It has 1440 shading units. The thermal design power (TDP) is 151W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 384 points. Launch price was $299.
Graphics Performance
The Mobility Radeon HD 4650 scores 401 and the Radeon HD 5550 reaches 384 in the G3D Mark benchmark — just a 4.4% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 4650 is built on TeraScale 2 while the Radeon HD 5550 uses TeraScale 2, both on a 40 nm process. Shader units: 800 (Mobility Radeon HD 4650) vs 1,440 (Radeon HD 5550). Raw compute: 1.12 TFLOPS (Mobility Radeon HD 4650) vs 2.088 TFLOPS (Radeon HD 5550).
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| G3D Mark Score | 401+4% | 384 |
| Architecture | TeraScale 2 | TeraScale 2 |
| Process Node | 40 nm | 40 nm |
| Shading Units | 800 | 1440+80% |
| Compute (TFLOPS) | 1.12 TFLOPS | 2.088 TFLOPS+86% |
| ROPs | 16 | 32+100% |
| TMUs | 40 | 72+80% |
| L1 Cache | 80 KB | 144 KB+80% |
| L2 Cache | 256 KB | 512 KB+100% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| 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 4650 comes with 1 GB of VRAM, while the Radeon HD 5550 has 2 GB. The Radeon HD 5550 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 4650) vs 512 KB (Radeon HD 5550) — the Radeon HD 5550 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| VRAM Capacity | 1 GB | 2 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB | 512 KB+100% |
Display & API Support
DirectX support: 10.1 (Mobility Radeon HD 4650) vs 11.2 (11_0) (Radeon HD 5550). Vulkan: N/A vs N/A. OpenGL: 3.3 vs 4.4. Maximum simultaneous displays: 2 vs 3.
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| DirectX | 10.1 | 11.2 (11_0)+11% |
| Vulkan | N/A | N/A |
| OpenGL | 3.3 | 4.4+33% |
| Max Displays | 2 | 3+50% |
Media & Encoding
Hardware encoder: None (Mobility Radeon HD 4650) vs None (Radeon HD 5550). Decoder: UVD 2.2 vs UVD 2.2. Supported codecs: H.264,VC-1,MPEG-2 (Mobility Radeon HD 4650) vs H.264,VC-1,MPEG-2 (Radeon HD 5550).
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| Encoder | None | None |
| Decoder | UVD 2.2 | UVD 2.2 |
| Codecs | H.264,VC-1,MPEG-2 | H.264,VC-1,MPEG-2 |
Power & Dimensions
The Mobility Radeon HD 4650 draws 50W versus the Radeon HD 5550's 151W — a 100.5% difference. The Mobility Radeon HD 4650 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 4650) vs 200W (Radeon HD 5550). Power connectors: PCIe-powered vs None. Card length: 0mm vs 168mm, occupying 0 vs 1 slots. Typical load temperature: 80 vs 70.
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| TDP | 50W-67% | 151W |
| Recommended PSU | 350W | 200W-43% |
| Power Connector | PCIe-powered | None |
| Length | 0mm | 168mm |
| Height | 0mm | 69mm |
| Slots | 0-100% | 1 |
| Temp (Load) | 80 | 70-13% |
| Perf/Watt | 8.0+220% | 2.5 |
Value Analysis
The Mobility Radeon HD 4650 launched at $49 MSRP and currently averages $15, while the Radeon HD 5550 launched at $75 and now averages $75. The Mobility Radeon HD 4650 costs 80% less ($60 savings) at current market prices. Performance per dollar (G3D Mark / price): 26.7 (Mobility Radeon HD 4650) vs 5.1 (Radeon HD 5550) — the Mobility Radeon HD 4650 offers 423.5% better value. The Mobility Radeon HD 4650 is the newer GPU (2010 vs 2009).
| Feature | Mobility Radeon HD 4650 | Radeon HD 5550 |
|---|---|---|
| MSRP | $49-35% | $75 |
| Avg Price (30d) | $15-80% | $75 |
| Performance per Dollar | 26.7+424% | 5.1 |
| Codename | Broadway | Cypress |
| Release | January 7 2010 | September 30 2009 |
| Ranking | #846 | #682 |
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