
Radeon HD 6850 vs Quadro M520

Radeon HD 6850
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Quadro M520
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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 Quadro M520
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Quadro M520 is significantly newer (2017 vs 2010). The Quadro M520 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon HD 6850 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon HD 6850 is the superior choice for raw performance. It leads with a 1.3% higher G3D Mark score. However, the Quadro M520 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| Performance | ✅Leading raw performance (+1.3%) | ❌Lower raw frame rates (-1.3%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2017 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
The Radeon HD 6850 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 6850 holds the technical lead. Priced at $25 (vs $50), it costs 50% less, resulting in a 102.6% higher cost efficiency score.
| Insight | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+102.6%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($25) | ⚠️Higher upfront cost ($50) |
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 Radeon HD 6850 and Quadro M520

Radeon HD 6850
The Radeon HD 6850 is manufactured by AMD. It was released in October 21 2010. It features the TeraScale 2 architecture. It has 960 shading units. The thermal design power (TDP) is 127W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,938 points. Launch price was $179.

Quadro M520
The Quadro M520 is manufactured by NVIDIA. It was released in January 11 2017. It features the Maxwell architecture. The core clock ranges from 1041 MHz to 1019 MHz. It has 384 shading units. The thermal design power (TDP) is 25W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,913 points.
Graphics Performance
The Radeon HD 6850 scores 1,938 and the Quadro M520 reaches 1,913 in the G3D Mark benchmark — just a 1.3% difference, making them near-identical in rasterization performance. The Radeon HD 6850 is built on TeraScale 2 while the Quadro M520 uses Maxwell, both on 40 nm vs 28 nm. Shader units: 960 (Radeon HD 6850) vs 384 (Quadro M520). Raw compute: 1.488 TFLOPS (Radeon HD 6850) vs 0.7995 TFLOPS (Quadro M520).
| Feature | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| G3D Mark Score | 1,938+1% | 1,913 |
| Architecture | TeraScale 2 | Maxwell |
| Process Node | 40 nm | 28 nm |
| Shading Units | 960+150% | 384 |
| Compute (TFLOPS) | 1.488 TFLOPS+86% | 0.7995 TFLOPS |
| ROPs | 32+300% | 8 |
| TMUs | 48+200% | 16 |
| L1 Cache | 192 KB+50% | 128 KB |
| L2 Cache | 0.5 MB | 1 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| 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)
The Radeon HD 6850 comes with 1 GB of VRAM, while the Quadro M520 has 2 GB. The Quadro M520 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit. L2 Cache: 0.5 MB (Radeon HD 6850) vs 1 MB (Quadro M520) — the Quadro M520 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| VRAM Capacity | 1 GB | 2 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 0.5 MB | 1 MB+100% |
Power & Dimensions
The Radeon HD 6850 draws 127W versus the Quadro M520's 25W — a 134.2% difference. The Quadro M520 is more power-efficient. Recommended PSU: 500W (Radeon HD 6850) vs 350W (Quadro M520). Power connectors: 2x 6-pin vs PCIe-powered.
| Feature | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| TDP | 127W | 25W-80% |
| Recommended PSU | 500W | 350W-30% |
| Power Connector | 2x 6-pin | PCIe-powered |
| Perf/Watt | 15.3 | 76.5+400% |
Value Analysis
The Radeon HD 6850 launched at $179 MSRP and currently averages $25, while the Quadro M520 launched at $200 and now averages $50. The Radeon HD 6850 costs 50% less ($25 savings) at current market prices. Performance per dollar (G3D Mark / price): 77.5 (Radeon HD 6850) vs 38.3 (Quadro M520) — the Radeon HD 6850 offers 102.3% better value. The Quadro M520 is the newer GPU (2017 vs 2010).
| Feature | Radeon HD 6850 | Quadro M520 |
|---|---|---|
| MSRP | $179-11% | $200 |
| Avg Price (30d) | $25-50% | $50 |
| Performance per Dollar | 77.5+102% | 38.3 |
| Codename | Barts | GM108 |
| Release | October 21 2010 | January 11 2017 |
| Ranking | #692 | #695 |
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