CPU
GPU
GeForce GT 420
Popular choices:
Radeon HD 7520G + HD 7600M Dual
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 GeForce GT 420 is positioned at rank 214 and the Radeon HD 7520G + HD 7600M Dual is on rank 658, so the GeForce GT 420 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce GT 420
Performance Per Dollar Radeon HD 7520G + HD 7600M Dual
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 7520G + HD 7600M Dual is the superior choice for raw performance. It leads with a 3.5% higher G3D Mark score. However, the GeForce GT 420 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.5%) | ✅Leading raw performance (+3.5%) |
| Longevity | 🛑Obsolete Architecture (2014 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2013 / Legacy) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon HD 7520G + HD 7600M Dual offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 7520G + HD 7600M Dual holds the technical lead. Priced at $50 (vs $79), it costs 37% less, resulting in a 63.5% higher cost efficiency score.
| Insight | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+63.5%) |
| Upfront Cost | ⚠️Higher upfront cost ($79) | ✅More affordable ($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 GeForce GT 420 and Radeon HD 7520G + HD 7600M Dual
GeForce GT 420
The GeForce GT 420 is manufactured by NVIDIA. It was released in May 29 2014. It features the Kepler architecture. The core clock speed is 993 MHz. It has 384 shading units. The thermal design power (TDP) is 64W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 432 points. Launch price was $89.
Radeon HD 7520G + HD 7600M Dual
The Radeon HD 7520G + HD 7600M Dual is manufactured by AMD. It was released in August 1 2013. The core clock speed is 720 / 825 MHz. It has 640 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 447 points.
Graphics Performance
The GeForce GT 420 scores 432 and the Radeon HD 7520G + HD 7600M Dual reaches 447 in the G3D Mark benchmark — just a 3.5% difference, making them near-identical in rasterization performance. Shader units: 384 (GeForce GT 420) vs 640 (Radeon HD 7520G + HD 7600M Dual).
| Feature | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| G3D Mark Score | 432 | 447+3% |
| Process Node | 28 nm | 28 nm |
| Shading Units | 384 | 640+67% |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| 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 GeForce GT 420 comes with 1 GB of VRAM, while the Radeon HD 7520G + HD 7600M Dual has 512 MB. The GeForce GT 420 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit.
| Feature | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
Power & Dimensions
The GeForce GT 420 draws 64W versus the Radeon HD 7520G + HD 7600M Dual's 50W — a 24.6% difference. The Radeon HD 7520G + HD 7600M Dual is more power-efficient. Recommended PSU: 250W (GeForce GT 420) vs 350W (Radeon HD 7520G + HD 7600M Dual). Power connectors: None vs 1x 6-pin.
| Feature | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| TDP | 64W | 50W-22% |
| Recommended PSU | 250W-29% | 350W |
| Power Connector | None | 1x 6-pin |
| Length | 145mm | — |
| Height | 69mm | — |
| Slots | 1 | — |
| Temp (Load) | 80 | — |
| Perf/Watt | 6.8 | 8.9+31% |
Value Analysis
The GeForce GT 420 launched at $79 MSRP and currently averages $79, while the Radeon HD 7520G + HD 7600M Dual launched at $250 and now averages $50. The Radeon HD 7520G + HD 7600M Dual costs 36.7% less ($29 savings) at current market prices. Performance per dollar (G3D Mark / price): 5.5 (GeForce GT 420) vs 8.9 (Radeon HD 7520G + HD 7600M Dual) — the Radeon HD 7520G + HD 7600M Dual offers 61.8% better value. The GeForce GT 420 is the newer GPU (2014 vs 2013).
| Feature | GeForce GT 420 | Radeon HD 7520G + HD 7600M Dual |
|---|---|---|
| MSRP | $79-68% | $250 |
| Avg Price (30d) | $79 | $50-37% |
| Performance per Dollar | 5.5 | 8.9+62% |
| Codename | GK107 | — |
| Release | May 29 2014 | August 1 2013 |
| Ranking | #777 | #863 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
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