Quadro NVS 420 vs Radeon X1800 GTO
Quadro NVS 420
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Radeon X1800 GTO
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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 X1800 GTO
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon X1800 GTO is the superior choice for raw performance. It leads with a 2.9% 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 | Radeon X1800 GTO |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.9%) | ✅Leading raw performance (+2.9%) |
| Longevity | 🛑Obsolete Architecture (2018 / Pascal (2016−2021)) | RDNA 2.0 (2020−2025) (7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+700%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon X1800 GTO offers a compelling cost-to-performance ratio. Although it costs $20 (vs $20), its significant performance lead justifies the premium, offering 2.9% better value per dollar than the Quadro NVS 420.
| Insight | Quadro NVS 420 | Radeon X1800 GTO |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+2.9%) |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Radeon X1800 GTO
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.
Radeon X1800 GTO
The Radeon X1800 GTO is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1825 MHz to 2250 MHz. It has 4608 shading units. The thermal design power (TDP) is 300W. Manufactured using 7 nm process technology. It features 72 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 141 points. Launch price was $649.
Graphics Performance
The Quadro NVS 420 scores 137 and the Radeon X1800 GTO reaches 141 in the G3D Mark benchmark — just a 2.9% difference, making them near-identical in rasterization performance. The Quadro NVS 420 is built on Pascal while the Radeon X1800 GTO uses RDNA 2.0, both on 16 nm vs 7 nm. Shader units: 2,304 (Quadro NVS 420) vs 4,608 (Radeon X1800 GTO). Raw compute: 7.589 TFLOPS (Quadro NVS 420) vs 20.74 TFLOPS (Radeon X1800 GTO). Boost clocks: 1647 MHz vs 2250 MHz.
| Feature | Quadro NVS 420 | Radeon X1800 GTO |
|---|---|---|
| G3D Mark Score | 137 | 141+3% |
| Architecture | Pascal | RDNA 2.0 |
| Process Node | 16 nm | 7 nm |
| Shading Units | 2304 | 4608+100% |
| Compute (TFLOPS) | 7.589 TFLOPS | 20.74 TFLOPS+173% |
| Boost Clock | 1647 MHz | 2250 MHz+37% |
| ROPs | 64 | 128+100% |
| TMUs | 144 | 288+100% |
| L1 Cache | 0.84 MB | 1 MB+19% |
| L2 Cache | 2 MB | 4 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | Quadro NVS 420 | Radeon X1800 GTO |
|---|---|---|
| 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 Quadro NVS 420 comes with 4 GB of VRAM, while the Radeon X1800 GTO has 512 MB. The Quadro NVS 420 offers 700% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 64-bit. L2 Cache: 2 MB (Quadro NVS 420) vs 4 MB (Radeon X1800 GTO) — the Radeon X1800 GTO has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Quadro NVS 420 | Radeon X1800 GTO |
|---|---|---|
| VRAM Capacity | 4 GB+700% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 64-bit |
| L2 Cache | 2 MB | 4 MB+100% |
Power & Dimensions
The Quadro NVS 420 draws 100W versus the Radeon X1800 GTO's 300W — a 100% difference. The Quadro NVS 420 is more power-efficient. Recommended PSU: 350W (Quadro NVS 420) vs 350W (Radeon X1800 GTO). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | Quadro NVS 420 | Radeon X1800 GTO |
|---|---|---|
| TDP | 100W-67% | 300W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 160mm | — |
| Slots | 1 | — |
| Perf/Watt | 1.4+180% | 0.5 |
Value Analysis
The Quadro NVS 420 launched at $0 MSRP and currently averages $20, while the Radeon X1800 GTO launched at $249 and now averages $20. Performance per dollar (G3D Mark / price): 6.8 (Quadro NVS 420) vs 7.0 (Radeon X1800 GTO) — the Radeon X1800 GTO offers 2.9% better value. The Radeon X1800 GTO is the newer GPU (2020 vs 2018).
| Feature | Quadro NVS 420 | Radeon X1800 GTO |
|---|---|---|
| MSRP | $0-100% | $249 |
| Avg Price (30d) | $20 | $20 |
| Performance per Dollar | 6.8 | 7.0+3% |
| Codename | GP104 | Navi 21 |
| Release | February 21 2018 | October 28 2020 |
| Ranking | #266 | #42 |
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