
Mobility Radeon HD 4270 vs RADEON X600XT

Mobility Radeon HD 4270
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RADEON X600XT
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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. The Mobility Radeon HD 4270 is positioned at rank #647 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Mobility Radeon HD 4270
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RADEON X600XT is significantly newer (2020 vs 2009). The RADEON X600XT likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Mobility Radeon HD 4270 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Mobility Radeon HD 4270 is the superior choice for raw performance. It leads with a 1.1% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the RADEON X600XT.
| Insight | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| Performance | ✅Leading raw performance (+1.1%) | ❌Lower raw frame rates (-1.1%) |
| Longevity | 🛑Obsolete Architecture (2009 / TeraScale (2005−2013)) | RDNA 2.0 (2020−2025) (7nm) |
| 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
The RADEON X600XT offers a compelling cost-to-performance ratio. Priced at $10 versus $49 for the Mobility Radeon HD 4270, it costs 80% less. While it maintains basic entry-level capabilities, this results in a 384.7% higher cost efficiency score.
| Insight | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+384.7%) |
| Upfront Cost | ⚠️Higher upfront cost ($49) | ✅More affordable ($10) |
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 4270 and RADEON X600XT

Mobility Radeon HD 4270
The Mobility Radeon HD 4270 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: 93 points.

RADEON X600XT
The RADEON X600XT is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1825 MHz to 2250 MHz. It has 5120 shading units. The thermal design power (TDP) is 300W. Manufactured using 7 nm process technology. It features 80 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 92 points. Launch price was $999.
Graphics Performance
The Mobility Radeon HD 4270 scores 93 and the RADEON X600XT reaches 92 in the G3D Mark benchmark — just a 1.1% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 4270 is built on TeraScale while the RADEON X600XT uses RDNA 2.0, both on 55 nm vs 7 nm. Shader units: 800 (Mobility Radeon HD 4270) vs 5,120 (RADEON X600XT). Raw compute: 0.88 TFLOPS (Mobility Radeon HD 4270) vs 23.04 TFLOPS (RADEON X600XT).
| Feature | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| G3D Mark Score | 93+1% | 92 |
| Architecture | TeraScale | RDNA 2.0 |
| Process Node | 55 nm | 7 nm |
| Shading Units | 800 | 5120+540% |
| Compute (TFLOPS) | 0.88 TFLOPS | 23.04 TFLOPS+2518% |
| ROPs | 16 | 128+700% |
| TMUs | 40 | 320+700% |
| L1 Cache | 0.16 MB | 1 MB+525% |
| L2 Cache | 0.25 MB | 4 MB+1500% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| 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: 64-bit vs 64-bit. L2 Cache: 0.25 MB (Mobility Radeon HD 4270) vs 4 MB (RADEON X600XT) — the RADEON X600XT has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 64-bit |
| L2 Cache | 0.25 MB | 4 MB+1500% |
Power & Dimensions
The Mobility Radeon HD 4270 draws 30W versus the RADEON X600XT's 300W — a 163.6% difference. The Mobility Radeon HD 4270 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 4270) vs 350W (RADEON X600XT). Power connectors: PCIe-powered vs Legacy.
| Feature | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| TDP | 30W-90% | 300W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Slots | 1 | — |
| Perf/Watt | 3.1+933% | 0.3 |
Value Analysis
The Mobility Radeon HD 4270 launched at $49 MSRP and currently averages $49, while the RADEON X600XT launched at $0 and now averages $10. The RADEON X600XT costs 79.6% less ($39 savings) at current market prices. Performance per dollar (G3D Mark / price): 1.9 (Mobility Radeon HD 4270) vs 9.2 (RADEON X600XT) — the RADEON X600XT offers 384.2% better value. The RADEON X600XT is the newer GPU (2020 vs 2009).
| Feature | Mobility Radeon HD 4270 | RADEON X600XT |
|---|---|---|
| MSRP | $49 | $0-100% |
| Avg Price (30d) | $49 | $10-80% |
| Performance per Dollar | 1.9 | 9.2+384% |
| Codename | M98 | Navi 21 |
| Release | January 9 2009 | October 28 2020 |
| Ranking | #927 | #35 |
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