Radeon R7 G vs Radeon 520
Radeon R7 G
Popular choices:
Radeon 520
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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 Radeon R7 G is positioned at rank 104 and the Radeon 520 is on rank 112, so the Radeon R7 G offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon R7 G
Performance Per Dollar Radeon 520
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon 520 is the superior choice for raw performance. It leads with a 0.5% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon R7 G.
| Insight | Radeon R7 G | Radeon 520 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.5%) | ✅Leading raw performance (+0.5%) |
| Longevity | 🛑Obsolete Architecture (2015 / GCN 1.0 (2012−2020)) | 🛑Obsolete Architecture (2017 / GCN 4.0 (2016−2020)) |
| 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 Radeon R7 G offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon R7 G holds the technical lead. Priced at $51 (vs $78), it costs 35% less, resulting in a 52.2% higher cost efficiency score.
| Insight | Radeon R7 G | Radeon 520 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+52.2%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($51) | ⚠️Higher upfront cost ($78) |
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 Radeon R7 G and Radeon 520
Radeon R7 G
The Radeon R7 G is manufactured by AMD. It was released in June 18 2015. It features the GCN 1.0 architecture. The boost clock speed is 975 MHz. It has 1024 shading units. The thermal design power (TDP) is 100W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 870 points. Launch price was $149.
Radeon 520
The Radeon 520 is manufactured by AMD. It was released in April 20 2017. It features the GCN 4.0 architecture. The core clock ranges from 1100 MHz to 1183 MHz. It has 512 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 874 points. Launch price was $79.
Graphics Performance
The Radeon R7 G scores 870 and the Radeon 520 reaches 874 in the G3D Mark benchmark — just a 0.5% difference, making them near-identical in rasterization performance. The Radeon R7 G is built on GCN 1.0 while the Radeon 520 uses GCN 4.0, both on 28 nm vs 14 nm. Shader units: 1,024 (Radeon R7 G) vs 512 (Radeon 520). Raw compute: 1.997 TFLOPS (Radeon R7 G) vs 1.211 TFLOPS (Radeon 520). Boost clocks: 975 MHz vs 1183 MHz.
| Feature | Radeon R7 G | Radeon 520 |
|---|---|---|
| G3D Mark Score | 870 | 874 |
| Architecture | GCN 1.0 | GCN 4.0 |
| Process Node | 28 nm | 14 nm |
| Shading Units | 1024+100% | 512 |
| Compute (TFLOPS) | 1.997 TFLOPS+65% | 1.211 TFLOPS |
| Boost Clock | 975 MHz | 1183 MHz+21% |
| ROPs | 32+100% | 16 |
| TMUs | 64+100% | 32 |
| L1 Cache | 256 KB+100% | 128 KB |
| L2 Cache | 512 KB+100% | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon R7 G | Radeon 520 |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 512 MB of GDDR5. Bus width: 128-bit vs 64-bit. L2 Cache: 512 KB (Radeon R7 G) vs 256 KB (Radeon 520) — the Radeon R7 G has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon R7 G | Radeon 520 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 512 KB+100% | 256 KB |
Power & Dimensions
The Radeon R7 G draws 100W versus the Radeon 520's 50W — a 66.7% difference. The Radeon 520 is more power-efficient. Recommended PSU: 350W (Radeon R7 G) vs 250W (Radeon 520). Power connectors: None vs None.
| Feature | Radeon R7 G | Radeon 520 |
|---|---|---|
| TDP | 100W | 50W-50% |
| Recommended PSU | 350W | 250W-29% |
| Power Connector | None | None |
| Perf/Watt | 8.7 | 17.5+101% |
Value Analysis
The Radeon R7 G launched at $69 MSRP and currently averages $51, while the Radeon 520 launched at $78 and now averages $78. The Radeon R7 G costs 34.6% less ($27 savings) at current market prices. Performance per dollar (G3D Mark / price): 17.1 (Radeon R7 G) vs 11.2 (Radeon 520) — the Radeon R7 G offers 52.7% better value. The Radeon 520 is the newer GPU (2017 vs 2015).
| Feature | Radeon R7 G | Radeon 520 |
|---|---|---|
| MSRP | $69-12% | $78 |
| Avg Price (30d) | $51-35% | $78 |
| Performance per Dollar | 17.1+53% | 11.2 |
| Codename | Trinidad | Lexa |
| Release | June 18 2015 | April 20 2017 |
| Ranking | #467 | #668 |
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