
GeForce 6600 LE vs RADEON X550XT

GeForce 6600 LE
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RADEON X550XT
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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 GeForce 6600 LE is positioned at rank 319 and the RADEON X550XT is on rank 330, so the GeForce 6600 LE offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 6600 LE
Performance Per Dollar RADEON X550XT
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RADEON X550XT is significantly newer (2019 vs 2012). The RADEON X550XT likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce 6600 LE lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The RADEON X550XT is the superior choice for raw performance. It leads with a 9.8% higher G3D Mark score and 100% more VRAM (512 MB vs 256 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 6600 LE.
| Insight | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| Performance | ❌Lower raw frame rates (-9.8%) | ✅Leading raw performance (+9.8%) |
| Longevity | 🛑Obsolete Architecture (2012 / Kepler (2012−2018)) | GCN 4.0 (2016−2020) (14nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The GeForce 6600 LE offers a compelling cost-to-performance ratio. Priced at $30 versus $40 for the RADEON X550XT, it costs 25% less. While it maintains basic entry-level capabilities, this results in a 21.4% higher cost efficiency score.
| Insight | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+21.4%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($30) | ⚠️Higher upfront cost ($40) |
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 6600 LE and RADEON X550XT

GeForce 6600 LE
The GeForce 6600 LE is manufactured by NVIDIA. It was released in August 22 2012. It features the Kepler architecture. The core clock ranges from 823 MHz to 888 MHz. It has 1152 shading units. The thermal design power (TDP) is 130W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 51 points.

RADEON X550XT
The RADEON X550XT is manufactured by AMD. It was released in March 27 2019. It features the GCN 4.0 architecture. The core clock ranges from 1082 MHz to 1218 MHz. It has 512 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 56 points.
Graphics Performance
In G3D Mark, the GeForce 6600 LE scores 51 versus the RADEON X550XT's 56 — the RADEON X550XT leads by 9.8%. The GeForce 6600 LE is built on Kepler while the RADEON X550XT uses GCN 4.0, both on 28 nm vs 14 nm. Shader units: 1,152 (GeForce 6600 LE) vs 512 (RADEON X550XT). Raw compute: 2.046 TFLOPS (GeForce 6600 LE) vs 1.247 TFLOPS (RADEON X550XT). Boost clocks: 888 MHz vs 1218 MHz.
| Feature | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| G3D Mark Score | 51 | 56+10% |
| Architecture | Kepler | GCN 4.0 |
| Process Node | 28 nm | 14 nm |
| Shading Units | 1152+125% | 512 |
| Compute (TFLOPS) | 2.046 TFLOPS+64% | 1.247 TFLOPS |
| Boost Clock | 888 MHz | 1218 MHz+37% |
| ROPs | 32+100% | 16 |
| TMUs | 96+200% | 32 |
| L1 Cache | 96 KB | 128 KB+33% |
| L2 Cache | 512 KB | 512 KB |
Advanced Features (DLSS/FSR)
| Feature | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| 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 6600 LE comes with 256 MB of VRAM, while the RADEON X550XT has 512 MB. The RADEON X550XT offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit.
| Feature | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| VRAM Capacity | 0.25 GB | 0.5 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 512 KB | 512 KB |
Display & API Support
DirectX support: 9.0c (GeForce 6600 LE) vs 9.0b (RADEON X550XT). OpenGL: 2.0 vs 2.0. Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| DirectX | 9.0c | 9.0b |
| OpenGL | 2.0 | 2.0 |
| Max Displays | 2 | 2 |
Power & Dimensions
The GeForce 6600 LE draws 130W versus the RADEON X550XT's 50W — a 88.9% difference. The RADEON X550XT is more power-efficient. Recommended PSU: 350W (GeForce 6600 LE) vs 350W (RADEON X550XT). Power connectors: Legacy vs Legacy. Card length: 180mm vs 168mm, occupying 1 vs 1 slots.
| Feature | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| TDP | 130W | 50W-62% |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | Legacy |
| Length | 180mm | 168mm |
| Height | 111mm | 111mm |
| Slots | 1 | 1 |
| Temp (Load) | — | 65 |
| Perf/Watt | 0.4 | 1.1+175% |
Value Analysis
The GeForce 6600 LE launched at $30 MSRP and currently averages $30, while the RADEON X550XT launched at $50 and now averages $40. The GeForce 6600 LE costs 25% less ($10 savings) at current market prices. Performance per dollar (G3D Mark / price): 1.7 (GeForce 6600 LE) vs 1.4 (RADEON X550XT) — the GeForce 6600 LE offers 21.4% better value. The RADEON X550XT is the newer GPU (2019 vs 2012).
| Feature | GeForce 6600 LE | RADEON X550XT |
|---|---|---|
| MSRP | $30-40% | $50 |
| Avg Price (30d) | $30-25% | $40 |
| Performance per Dollar | 1.7+21% | 1.4 |
| Codename | GK104 | Lexa |
| Release | August 22 2012 | March 27 2019 |
| Ranking | #799 | #772 |
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