GeForce FX 5900XT vs RADEON X300SE
GeForce FX 5900XT
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RADEON X300SE
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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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar
Performance Per Dollar RADEON X300SE
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RADEON X300SE is significantly newer (2020 vs 2011). The RADEON X300SE likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce FX 5900XT lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce FX 5900XT is the superior choice for raw performance. It leads with a 5.3% higher G3D Mark score. However, the RADEON X300SE offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce FX 5900XT | RADEON X300SE |
|---|---|---|
| Performance | ✅Leading raw performance (+5.3%) | ❌Lower raw frame rates (-5.3%) |
| Longevity | 🛑Obsolete Architecture (2011 / Fermi 2.0 (2010−2014)) | RDNA 1.0 (2019−2020) (7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+300%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce FX 5900XT 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 GeForce FX 5900XT and RADEON X300SE
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.
RADEON X300SE
The RADEON X300SE is manufactured by AMD. It was released in May 28 2020. It features the RDNA 1.0 architecture. The core clock ranges from 1327 MHz to 1645 MHz. It has 1408 shading units. The thermal design power (TDP) is 100W. Manufactured using 7 nm process technology. G3D Mark benchmark score: 38 points.
Graphics Performance
In G3D Mark, the GeForce FX 5900XT scores 40 versus the RADEON X300SE's 38 — the GeForce FX 5900XT leads by 5.3%. The GeForce FX 5900XT is built on Rankine while the RADEON X300SE uses RDNA 1.0, both on 40 nm vs 7 nm. Shader units: 1,024 (GeForce FX 5900XT) vs 1,408 (RADEON X300SE). Raw compute: 1.244 TFLOPS ×2 (GeForce FX 5900XT) vs 4.632 TFLOPS (RADEON X300SE).
| Feature | GeForce FX 5900XT | RADEON X300SE |
|---|---|---|
| G3D Mark Score | 40+5% | 38 |
| Architecture | Rankine | RDNA 1.0 |
| Process Node | 40 nm | 7 nm |
| Shading Units | 1024 ×2 | 1408+38% |
| Compute (TFLOPS) | 1.244 TFLOPS ×2 | 4.632 TFLOPS+272% |
| ROPs | 48 ×2+50% | 32 |
| TMUs | 64 ×2 | 88+38% |
| L2 Cache | 0.75 MB | 1.5 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | GeForce FX 5900XT | RADEON X300SE |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce FX 5900XT comes with 128 MB of VRAM, while the RADEON X300SE has 512 MB. The RADEON X300SE offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit. L2 Cache: 0.75 MB (GeForce FX 5900XT) vs 1.5 MB (RADEON X300SE) — the RADEON X300SE has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce FX 5900XT | RADEON X300SE |
|---|---|---|
| VRAM Capacity | 0.125 GB | 0.5 GB+300% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 0.75 MB | 1.5 MB+100% |
Power & Dimensions
The GeForce FX 5900XT draws 365W versus the RADEON X300SE's 100W — a 114% difference. The RADEON X300SE is more power-efficient. Recommended PSU: 350W (GeForce FX 5900XT) vs 350W (RADEON X300SE). Power connectors: Legacy vs Legacy.
| Feature | GeForce FX 5900XT | RADEON X300SE |
|---|---|---|
| TDP | 365W | 100W-73% |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | Legacy |
| Length | 218mm | — |
| Slots | 1 | — |
| Perf/Watt | 0.1 | 0.4+300% |
Value Analysis
The GeForce FX 5900XT launched at $0 MSRP and currently averages $0, while the RADEON X300SE launched at $60 and now averages $60. The GeForce FX 5900XT costs 100+% less ($60 savings) at current market prices. Performance per dollar (G3D Mark / price): Infinity (GeForce FX 5900XT) vs 0.6 (RADEON X300SE) — the GeForce FX 5900XT offers Infinity% better value. The RADEON X300SE is the newer GPU (2020 vs 2011).
| Feature | GeForce FX 5900XT | RADEON X300SE |
|---|---|---|
| MSRP | $0-100% | $60 |
| Avg Price (30d) | $0-100% | $60 |
| Performance per Dollar | Infinity | 0.6 |
| Codename | GF110 | Navi 14 |
| Release | March 24 2011 | May 28 2020 |
| Ranking | #555 | #336 |
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