
Mobility Radeon X2300 vs GeForce FX 5900XT

Mobility Radeon X2300
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GeForce FX 5900XT
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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 X2300 is positioned at rank #694 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 X2300
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Mobility Radeon X2300 is the superior choice for raw performance. It leads with a 20% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce FX 5900XT.
| Insight | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| Performance | ✅Leading raw performance (+20%) | ❌Lower raw frame rates (-20%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2011 / Fermi 2.0 (2010−2014)) |
| 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 |
💎 Value Proposition
While current pricing data is unavailable, the Mobility Radeon X2300 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 X2300 and GeForce FX 5900XT

Mobility Radeon X2300
The Mobility Radeon X2300 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: 48 points.

GeForce FX 5900XT
The GeForce FX 5900XT is manufactured by NVIDIA. It was released in March 24 2011. It features the Rankine architecture. The core clock speed is 607 MHz. It has 1024 ×2 shading units. The thermal design power (TDP) is 365W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 40 points. Launch price was $699.
Graphics Performance
In G3D Mark, the Mobility Radeon X2300 scores 48 versus the GeForce FX 5900XT's 40 — the Mobility Radeon X2300 leads by 20%. The Mobility Radeon X2300 is built on TeraScale 2 while the GeForce FX 5900XT uses Rankine, both on a 40 nm process. Shader units: 800 (Mobility Radeon X2300) vs 1,024 (GeForce FX 5900XT). Raw compute: 1.12 TFLOPS (Mobility Radeon X2300) vs 1.244 TFLOPS ×2 (GeForce FX 5900XT).
| Feature | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| G3D Mark Score | 48+20% | 40 |
| Architecture | TeraScale 2 | Rankine |
| Process Node | 40 nm | 40 nm |
| Shading Units | 800 | 1024 ×2+28% |
| Compute (TFLOPS) | 1.12 TFLOPS | 1.244 TFLOPS ×2+11% |
| ROPs | 16 | 48 ×2+200% |
| TMUs | 40 | 64 ×2+60% |
| L1 Cache | 0.08 MB | 1 MB+1150% |
| L2 Cache | 256 KB | 768 KB+200% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| 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 | Standard |
Video Memory (VRAM)
Both cards feature 128 MB of GDDR5. Bus width: 128-bit vs 128-bit. L2 Cache: 256 KB (Mobility Radeon X2300) vs 768 KB (GeForce FX 5900XT) — the GeForce FX 5900XT has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| VRAM Capacity | 0.125 GB | 0.125 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB | 768 KB+200% |
Display & API Support
DirectX support: 9.0c (Mobility Radeon X2300) vs 9.0a (GeForce FX 5900XT). OpenGL: 2.1 vs 1.5. Maximum simultaneous displays: 2 vs 1.
| Feature | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| DirectX | 9.0c | 9.0a |
| OpenGL | 2.1+40% | 1.5 |
| Max Displays | 2+100% | 1 |
Power & Dimensions
The Mobility Radeon X2300 draws 50W versus the GeForce FX 5900XT's 365W — a 151.8% difference. The Mobility Radeon X2300 is more power-efficient. Recommended PSU: 350W (Mobility Radeon X2300) vs 350W (GeForce FX 5900XT). Power connectors: PCIe-powered vs Legacy.
| Feature | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| TDP | 50W-86% | 365W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Length | — | 218mm |
| Slots | — | 1 |
| Temp (Load) | 80°C | — |
| Perf/Watt | 1.0+900% | 0.1 |
Value Analysis
The Mobility Radeon X2300 launched at $49 MSRP and currently averages $15, while the GeForce FX 5900XT launched at $0 and now averages $0. The GeForce FX 5900XT costs 100+% less ($15 savings) at current market prices. Performance per dollar (G3D Mark / price): 3.2 (Mobility Radeon X2300) vs Infinity (GeForce FX 5900XT) — the GeForce FX 5900XT offers Infinity% better value. The GeForce FX 5900XT is the newer GPU (2011 vs 2010).
| Feature | Mobility Radeon X2300 | GeForce FX 5900XT |
|---|---|---|
| MSRP | $49 | $0-100% |
| Avg Price (30d) | $15 | $0-100% |
| Performance per Dollar | 3.2 | Infinity |
| Codename | Broadway | GF110 |
| Release | January 7 2010 | March 24 2011 |
| Ranking | #846 | #555 |
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