
Quadro K600 vs Quadro K420

Quadro K600
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Quadro K420
Popular choices:
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 Quadro K600 is positioned at rank 240 and the Quadro K420 is on rank 220, so the Quadro K420 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Quadro K600
Performance Per Dollar Quadro K420
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Quadro K420 is the superior choice for raw performance. It leads with a 0.6% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Quadro K600.
| Insight | Quadro K600 | Quadro K420 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.6%) | ✅Leading raw performance (+0.6%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2014 / Kepler (2012−2018)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
The Quadro K420 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Quadro K420 holds the technical lead. Priced at $20 (vs $20), it costs 0% less, resulting in a 0.6% higher cost efficiency score.
| Insight | Quadro K600 | Quadro K420 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+0.6%) |
| 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 K600 and Quadro K420

Quadro K600
The Quadro K600 is manufactured by NVIDIA. It was released in July 23 2013. It features the Kepler architecture. The core clock ranges from 797 MHz to 902 MHz. It has 2880 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 722 points. Launch price was $5,265.

Quadro K420
The Quadro K420 is manufactured by NVIDIA. It was released in July 22 2014. It features the Kepler architecture. The core clock ranges from 771 MHz to 784 MHz. It has 1344 shading units. The thermal design power (TDP) is 108W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 726 points. Launch price was $854.99.
Graphics Performance
The Quadro K600 scores 722 and the Quadro K420 reaches 726 in the G3D Mark benchmark — just a 0.6% difference, making them near-identical in rasterization performance. The Quadro K600 is built on Kepler while the Quadro K420 uses Kepler, both on a 28 nm process. Shader units: 2,880 (Quadro K600) vs 1,344 (Quadro K420). Raw compute: 5.196 TFLOPS (Quadro K600) vs 2.107 TFLOPS (Quadro K420). Boost clocks: 902 MHz vs 784 MHz.
| Feature | Quadro K600 | Quadro K420 |
|---|---|---|
| G3D Mark Score | 722 | 726 |
| Architecture | Kepler | Kepler |
| Process Node | 28 nm | 28 nm |
| Shading Units | 2880+114% | 1344 |
| Compute (TFLOPS) | 5.196 TFLOPS+147% | 2.107 TFLOPS |
| Boost Clock | 902 MHz+15% | 784 MHz |
| ROPs | 48+50% | 32 |
| TMUs | 240+114% | 112 |
| L1 Cache | 240 KB+114% | 112 KB |
| L2 Cache | 1.5 MB+200% | 0.5 MB |
Advanced Features (DLSS/FSR)
| Feature | Quadro K600 | Quadro K420 |
|---|---|---|
| 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 1 GB of GDDR5. Bus width: 64-bit vs 64-bit. L2 Cache: 1.5 MB (Quadro K600) vs 0.5 MB (Quadro K420) — the Quadro K600 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Quadro K600 | Quadro K420 |
|---|---|---|
| VRAM Capacity | 1 GB | 1 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 64-bit |
| L2 Cache | 1.5 MB+200% | 0.5 MB |
Power & Dimensions
The Quadro K600 draws 225W versus the Quadro K420's 108W — a 70.3% difference. The Quadro K420 is more power-efficient. Recommended PSU: 350W (Quadro K600) vs 350W (Quadro K420). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | Quadro K600 | Quadro K420 |
|---|---|---|
| TDP | 225W | 108W-52% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Perf/Watt | 3.2 | 6.7+109% |
Value Analysis
The Quadro K600 launched at $199 MSRP and currently averages $20, while the Quadro K420 launched at $150 and now averages $20. Performance per dollar (G3D Mark / price): 36.1 (Quadro K600) vs 36.3 (Quadro K420) — the Quadro K420 offers 0.6% better value. The Quadro K420 is the newer GPU (2014 vs 2013).
| Feature | Quadro K600 | Quadro K420 |
|---|---|---|
| MSRP | $199 | $150-25% |
| Avg Price (30d) | $20 | $20 |
| Performance per Dollar | 36.1 | 36.3 |
| Codename | GK110B | GK104 |
| Release | July 23 2013 | July 22 2014 |
| Ranking | #318 | #475 |
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