CPU
GPU
Mobility Radeon HD 4550
Popular choices:
Radeon HD 6450
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 4550 is positioned at rank 530 and the Radeon HD 6450 is on rank 270, so the Radeon HD 6450 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 4550
Performance Per Dollar Radeon HD 6450
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6450 is the superior choice for raw performance. It leads with a 3.7% 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 4550.
| Insight | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.7%) | ✅Leading raw performance (+3.7%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2010 / TeraScale 3 (2010−2013)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Mobility Radeon HD 4550 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 4550 holds the technical lead. Priced at $15 (vs $55), it costs 73% less, resulting in a 253.7% higher cost efficiency score.
| Insight | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+253.7%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($15) | ⚠️Higher upfront cost ($55) |
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 4550 and Radeon HD 6450
Mobility Radeon HD 4550
The Mobility Radeon HD 4550 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: 191 points.
Radeon HD 6450
The Radeon HD 6450 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: 198 points. Launch price was $299.
Graphics Performance
The Mobility Radeon HD 4550 scores 191 and the Radeon HD 6450 reaches 198 in the G3D Mark benchmark — just a 3.7% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 4550 is built on TeraScale 2 while the Radeon HD 6450 uses TeraScale 3, both on a 40 nm process. Shader units: 800 (Mobility Radeon HD 4550) vs 1,408 (Radeon HD 6450). Raw compute: 1.12 TFLOPS (Mobility Radeon HD 4550) vs 2.253 TFLOPS (Radeon HD 6450).
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| G3D Mark Score | 191 | 198+4% |
| Architecture | TeraScale 2 | TeraScale 3 |
| Process Node | 40 nm | 40 nm |
| Shading Units | 800 | 1408+76% |
| Compute (TFLOPS) | 1.12 TFLOPS | 2.253 TFLOPS+101% |
| ROPs | 16 | 32+100% |
| TMUs | 40 | 88+120% |
| L1 Cache | 80 KB | 352 KB+340% |
| L2 Cache | 256 KB | 512 KB+100% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| 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 512 MB of GDDR5. Bus width: 128-bit vs 128-bit. L2 Cache: 256 KB (Mobility Radeon HD 4550) vs 512 KB (Radeon HD 6450) — the Radeon HD 6450 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| 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 4550) vs 11.2 (Radeon HD 6450). Maximum simultaneous displays: 0 vs 2.
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| DirectX | 10.1 | 11.2+11% |
| Max Displays | 0 | 2 |
Media & Encoding
Hardware encoder: UVD 2 (Mobility Radeon HD 4550) vs UVD 3.1 (Radeon HD 6450). Decoder: UVD 2 vs UVD 3.1.
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| Encoder | UVD 2 | UVD 3.1 |
| Decoder | UVD 2 | UVD 3.1 |
| Codecs | — | H.264,MPEG-2,VC-1 |
Power & Dimensions
The Mobility Radeon HD 4550 draws 50W versus the Radeon HD 6450's 200W — a 120% difference. The Mobility Radeon HD 4550 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 4550) vs 350W (Radeon HD 6450). Power connectors: PCIe-powered vs 1x 6-pin. Card length: 1mm vs 168mm, occupying 0 vs 1 slots.
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| TDP | 50W-75% | 200W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 1mm | 168mm |
| Height | — | 69mm |
| Slots | 0-100% | 1 |
| Temp (Load) | — | 70°C |
| Perf/Watt | 3.8+280% | 1.0 |
Value Analysis
The Mobility Radeon HD 4550 launched at $49 MSRP and currently averages $15, while the Radeon HD 6450 launched at $55 and now averages $55. The Mobility Radeon HD 4550 costs 72.7% less ($40 savings) at current market prices. Performance per dollar (G3D Mark / price): 12.7 (Mobility Radeon HD 4550) vs 3.6 (Radeon HD 6450) — the Mobility Radeon HD 4550 offers 252.8% better value.
| Feature | Mobility Radeon HD 4550 | Radeon HD 6450 |
|---|---|---|
| MSRP | $49-11% | $55 |
| Avg Price (30d) | $15-73% | $55 |
| Performance per Dollar | 12.7+253% | 3.6 |
| Codename | Broadway | Cayman |
| Release | January 7 2010 | December 14 2010 |
| Ranking | #846 | #623 |
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