
GRID K520 vs GRID M6-8Q

GRID K520
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GRID M6-8Q
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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 GRID K520 is positioned at rank 350 and the GRID M6-8Q is on rank 273, so the GRID M6-8Q offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GRID K520
Performance Per Dollar GRID M6-8Q
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GRID M6-8Q is the superior choice for raw performance. It leads with a 1.5% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GRID K520.
| Insight | GRID K520 | GRID M6-8Q |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.5%) | ✅Leading raw performance (+1.5%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2015 / Maxwell 2.0 (2014−2019)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | Standard Size (267mm) | 📏 Compact / SFF Friendly |
💎 Value Proposition
The GRID K520 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GRID K520 holds the technical lead. Priced at $50 (vs $100), it costs 50% less, resulting in a 97.1% higher cost efficiency score.
| Insight | GRID K520 | GRID M6-8Q |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+97.1%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($50) | ⚠️Higher upfront cost ($100) |
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 GRID K520 and GRID M6-8Q

GRID K520
The GRID K520 is manufactured by NVIDIA. It was released in July 23 2013. It features the Kepler architecture. The core clock speed is 745 MHz. It has 1536 ×2 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,516 points. Launch price was $3,599.

GRID M6-8Q
The GRID M6-8Q is manufactured by NVIDIA. It was released in August 30 2015. It features the Maxwell 2.0 architecture. The core clock speed is 722 MHz. It has 1536 shading units. The thermal design power (TDP) is 100W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,568 points.
Graphics Performance
The GRID K520 scores 3,516 and the GRID M6-8Q reaches 3,568 in the G3D Mark benchmark — just a 1.5% difference, making them near-identical in rasterization performance. The GRID K520 is built on Kepler while the GRID M6-8Q uses Maxwell 2.0, both on a 28 nm process. Shader units: 1,536 (GRID K520) vs 1,536 (GRID M6-8Q). Raw compute: 2.289 TFLOPS ×2 (GRID K520) vs 2.218 TFLOPS (GRID M6-8Q).
| Feature | GRID K520 | GRID M6-8Q |
|---|---|---|
| G3D Mark Score | 3,516 | 3,568+1% |
| Architecture | Kepler | Maxwell 2.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1536 ×2 | 1536 |
| Compute (TFLOPS) | 2.289 TFLOPS ×2+3% | 2.218 TFLOPS |
| ROPs | 32 ×2 | 64+100% |
| TMUs | 128 ×2+33% | 96 |
| L1 Cache | 128 KB | 576 KB+350% |
| L2 Cache | 0.5 MB | 2 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | GRID K520 | GRID M6-8Q |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | Standard |
Video Memory (VRAM)
Both cards feature 2 GB of GDDR5. Bus width: 64-bit vs 64-bit. L2 Cache: 0.5 MB (GRID K520) vs 2 MB (GRID M6-8Q) — the GRID M6-8Q has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GRID K520 | GRID M6-8Q |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 64-bit |
| L2 Cache | 0.5 MB | 2 MB+300% |
Display & API Support
DirectX support: 12 (11_0) (GRID K520) vs 12_1 (GRID M6-8Q). Maximum simultaneous displays: 0 vs 0.
| Feature | GRID K520 | GRID M6-8Q |
|---|---|---|
| DirectX | 12 (11_0) | 12_1 |
| Max Displays | 0 | 0 |
Power & Dimensions
The GRID K520 draws 225W versus the GRID M6-8Q's 100W — a 76.9% difference. The GRID M6-8Q is more power-efficient. Recommended PSU: 350W (GRID K520) vs 350W (GRID M6-8Q). Power connectors: PCIe-powered vs PCIe-powered. Card length: 267mm vs 1mm, occupying 2 vs 0 slots.
| Feature | GRID K520 | GRID M6-8Q |
|---|---|---|
| TDP | 225W | 100W-56% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 267mm | 1mm |
| Height | 111mm | — |
| Slots | 2 | 0-100% |
| Temp (Load) | 75°C | — |
| Perf/Watt | 15.6 | 35.7+129% |
Value Analysis
The GRID K520 launched at $3599 MSRP and currently averages $50, while the GRID M6-8Q launched at $1500 and now averages $100. The GRID K520 costs 50% less ($50 savings) at current market prices. Performance per dollar (G3D Mark / price): 70.3 (GRID K520) vs 35.7 (GRID M6-8Q) — the GRID K520 offers 96.9% better value. The GRID M6-8Q is the newer GPU (2015 vs 2013).
| Feature | GRID K520 | GRID M6-8Q |
|---|---|---|
| MSRP | $3599 | $1500-58% |
| Avg Price (30d) | $50-50% | $100 |
| Performance per Dollar | 70.3+97% | 35.7 |
| Codename | GK104 | GM204 |
| Release | July 23 2013 | August 30 2015 |
| Ranking | #540 | #535 |
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