GeForce GT 520MX vs Radeon HD 7450A
GeForce GT 520MX
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Radeon HD 7450A
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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 GeForce GT 520MX is positioned at rank 434 and the Radeon HD 7450A is on rank 270, so the Radeon HD 7450A 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 520MX
Performance Per Dollar Radeon HD 7450A
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GT 520MX is the superior choice for raw performance. It leads with a 1% higher G3D Mark score and 100% more VRAM (1 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 7450A.
| Insight | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| Performance | ✅Leading raw performance (+1%) | ❌Lower raw frame rates (-1%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
The GeForce GT 520MX offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce GT 520MX holds the technical lead. Priced at $10 (vs $40), it costs 75% less, resulting in a 304.2% higher cost efficiency score.
| Insight | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+304.2%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($10) | ⚠️Higher upfront cost ($40) |
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 520MX and Radeon HD 7450A
GeForce GT 520MX
The GeForce GT 520MX is manufactured by NVIDIA. It was released in January 9 2013. It features the Kepler architecture. The core clock ranges from 941 MHz to 967 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 291 points.
Radeon HD 7450A
The Radeon HD 7450A is manufactured by AMD. It was released in January 31 2012. It features the GCN 1.0 architecture. The boost clock speed is 1250 MHz. It has 1792 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 288 points. Launch price was $449.
Graphics Performance
The GeForce GT 520MX scores 291 and the Radeon HD 7450A reaches 288 in the G3D Mark benchmark — just a 1% difference, making them near-identical in rasterization performance. The GeForce GT 520MX is built on Kepler while the Radeon HD 7450A uses GCN 1.0, both on a 28 nm process. Shader units: 384 (GeForce GT 520MX) vs 1,792 (Radeon HD 7450A). Raw compute: 0.7427 TFLOPS (GeForce GT 520MX) vs 2.867 TFLOPS (Radeon HD 7450A). Boost clocks: 967 MHz vs 1250 MHz.
| Feature | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| G3D Mark Score | 291+1% | 288 |
| Architecture | Kepler | GCN 1.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 384 | 1792+367% |
| Compute (TFLOPS) | 0.7427 TFLOPS | 2.867 TFLOPS+286% |
| Boost Clock | 967 MHz | 1250 MHz+29% |
| ROPs | 16 | 32+100% |
| TMUs | 32 | 112+250% |
| L1 Cache | 32 KB | 448 KB+1300% |
| L2 Cache | 256 KB | 768 KB+200% |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| 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 520MX comes with 1 GB of VRAM, while the Radeon HD 7450A has 512 MB. The GeForce GT 520MX offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 256 KB (GeForce GT 520MX) vs 768 KB (Radeon HD 7450A) — the Radeon HD 7450A has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 256 KB | 768 KB+200% |
Power & Dimensions
The GeForce GT 520MX draws 50W versus the Radeon HD 7450A's 200W — a 120% difference. The GeForce GT 520MX is more power-efficient. Recommended PSU: 350W (GeForce GT 520MX) vs 350W (Radeon HD 7450A). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| TDP | 50W-75% | 200W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 70°C | — |
| Perf/Watt | 5.8+314% | 1.4 |
Value Analysis
The GeForce GT 520MX launched at $45 MSRP and currently averages $10, while the Radeon HD 7450A launched at $80 and now averages $40. The GeForce GT 520MX costs 75% less ($30 savings) at current market prices. Performance per dollar (G3D Mark / price): 29.1 (GeForce GT 520MX) vs 7.2 (Radeon HD 7450A) — the GeForce GT 520MX offers 304.2% better value. The GeForce GT 520MX is the newer GPU (2013 vs 2012).
| Feature | GeForce GT 520MX | Radeon HD 7450A |
|---|---|---|
| MSRP | $45-44% | $80 |
| Avg Price (30d) | $10-75% | $40 |
| Performance per Dollar | 29.1+304% | 7.2 |
| Codename | GK107 | Tahiti |
| Release | January 9 2013 | January 31 2012 |
| Ranking | #792 | #454 |
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