
Quadro NVS 420 vs GeForce 8600 GT

Quadro NVS 420
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GeForce 8600 GT
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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 GeForce 8600 GT
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Quadro NVS 420 is significantly newer (2018 vs 2008). The Quadro NVS 420 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce 8600 GT lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce 8600 GT is the superior choice for raw performance. It leads with a 2.2% higher G3D Mark score. However, the Quadro NVS 420 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.2%) | ✅Leading raw performance (+2.2%) |
| Longevity | 🛑Obsolete Architecture (2018 / Pascal (2016−2021)) | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+300%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The GeForce 8600 GT offers a compelling cost-to-performance ratio. Priced at $15 versus $20 for the Quadro NVS 420, it costs 25% less. While it maintains basic entry-level capabilities, this results in a 36.3% higher cost efficiency score.
| Insight | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+36.3%) |
| Upfront Cost | ⚠️Higher upfront cost ($20) | ✅More affordable ($15) |
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 Quadro NVS 420 and GeForce 8600 GT

Quadro NVS 420
The Quadro NVS 420 is manufactured by NVIDIA. It was released in February 21 2018. It features the Pascal architecture. The core clock ranges from 1227 MHz to 1647 MHz. It has 2304 shading units. The thermal design power (TDP) is 100W. Manufactured using 16 nm process technology. G3D Mark benchmark score: 137 points.

GeForce 8600 GT
The GeForce 8600 GT is manufactured by NVIDIA. It was released in July 15 2008. It features the G9x architecture. The core clock speed is 500 MHz. It has 224 shading units. The thermal design power (TDP) is 150W. Manufactured using 65 nm process technology. G3D Mark benchmark score: 140 points.
Graphics Performance
The Quadro NVS 420 scores 137 and the GeForce 8600 GT reaches 140 in the G3D Mark benchmark — just a 2.2% difference, making them near-identical in rasterization performance. The Quadro NVS 420 is built on Pascal while the GeForce 8600 GT uses G9x, both on 16 nm vs 65 nm. Shader units: 2,304 (Quadro NVS 420) vs 224 (GeForce 8600 GT).
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| G3D Mark Score | 137 | 140+2% |
| Architecture | Pascal | G9x |
| Process Node | 16 nm | 65 nm |
| Shading Units | 2304+929% | 224 |
Advanced Features (DLSS/FSR)
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| 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)
The Quadro NVS 420 comes with 4 GB of VRAM, while the GeForce 8600 GT has 1 GB. The Quadro NVS 420 offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 64-bit.
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| VRAM Capacity | 4 GB+300% | 1 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 64-bit |
Display & API Support
DirectX support: 10_0 (Quadro NVS 420) vs 10.0 (GeForce 8600 GT). Maximum simultaneous displays: 4 vs 2.
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| DirectX | 10_0 | 10.0 |
| Max Displays | 4+100% | 2 |
Media & Encoding
Hardware encoder: PureVideo HD (Quadro NVS 420) vs No (GeForce 8600 GT). Decoder: PureVideo HD vs PureVideo HD VP2.
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| Encoder | PureVideo HD | No |
| Decoder | PureVideo HD | PureVideo HD VP2 |
| Codecs | — | MPEG-2,H.264 |
Power & Dimensions
The Quadro NVS 420 draws 100W versus the GeForce 8600 GT's 150W — a 40% difference. The Quadro NVS 420 is more power-efficient. Recommended PSU: 350W (Quadro NVS 420) vs 350W (GeForce 8600 GT). Power connectors: PCIe-powered vs Legacy. Card length: 160mm vs 173mm, occupying 1 vs 1 slots.
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| TDP | 100W-33% | 150W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Length | 160mm | 173mm |
| Height | — | 111mm |
| Slots | 1 | 1 |
| Temp (Load) | — | 80°C |
| Perf/Watt | 1.4+56% | 0.9 |
Value Analysis
The Quadro NVS 420 launched at $0 MSRP and currently averages $20, while the GeForce 8600 GT launched at $159 and now averages $15. The GeForce 8600 GT costs 25% less ($5 savings) at current market prices. Performance per dollar (G3D Mark / price): 6.8 (Quadro NVS 420) vs 9.3 (GeForce 8600 GT) — the GeForce 8600 GT offers 36.8% better value. The Quadro NVS 420 is the newer GPU (2018 vs 2008).
| Feature | Quadro NVS 420 | GeForce 8600 GT |
|---|---|---|
| MSRP | $0-100% | $159 |
| Avg Price (30d) | $20 | $15-25% |
| Performance per Dollar | 6.8 | 9.3+37% |
| Codename | GP104 | NB9E-GTX |
| Release | February 21 2018 | July 15 2008 |
| Ranking | #266 | #825 |
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