GeForce 820A vs Radeon HD 7660G + HD 7600M Dual
GeForce 820A
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Radeon HD 7660G + HD 7600M Dual
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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 820A is positioned at rank 452 and the Radeon HD 7660G + HD 7600M Dual is on rank 538, so the GeForce 820A offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 820A
Performance Per Dollar Radeon HD 7660G + HD 7600M Dual
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 7660G + HD 7600M Dual is the superior choice for raw performance. It leads with a 2.2% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 820A.
| Insight | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.2%) | ✅Leading raw performance (+2.2%) |
| Longevity | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) | 🛑Obsolete Architecture (2013 / Legacy) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
The GeForce 820A offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce 820A holds the technical lead. Priced at $30 (vs $40), it costs 25% less, resulting in a 30.5% higher cost efficiency score.
| Insight | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+30.5%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($30) | ⚠️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 820A and Radeon HD 7660G + HD 7600M Dual
GeForce 820A
The GeForce 820A is manufactured by NVIDIA. It was released in July 22 2014. It features the Maxwell architecture. The core clock ranges from 1082 MHz to 1150 MHz. It has 256 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 556 points.
Radeon HD 7660G + HD 7600M Dual
The Radeon HD 7660G + HD 7600M Dual is manufactured by AMD. It was released in August 1 2013. The core clock speed is 720 / 775 MHz. It has 768 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 568 points.
Graphics Performance
The GeForce 820A scores 556 and the Radeon HD 7660G + HD 7600M Dual reaches 568 in the G3D Mark benchmark — just a 2.2% difference, making them near-identical in rasterization performance. Shader units: 256 (GeForce 820A) vs 768 (Radeon HD 7660G + HD 7600M Dual).
| Feature | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| G3D Mark Score | 556 | 568+2% |
| Process Node | 28 nm | 28 nm |
| Shading Units | 256 | 768+200% |
Advanced Features (DLSS/FSR)
| Feature | GeForce 820A | Radeon HD 7660G + 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)
Both cards feature 512 MB of GDDR5. Bus width: 128-bit vs 128-bit.
| Feature | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
Display & API Support
DirectX support: 12 (11_0) (GeForce 820A) vs 11 (Radeon HD 7660G + HD 7600M Dual). Vulkan: N/A vs N/A. OpenGL: 4.6 vs 4.1. Maximum simultaneous displays: 2 vs 5.
| Feature | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| DirectX | 12 (11_0)+9% | 11 |
| Vulkan | N/A | N/A |
| OpenGL | 4.6+12% | 4.1 |
| Max Displays | 2 | 5+150% |
Media & Encoding
Hardware encoder: N/A (GeForce 820A) vs UVD3 (Radeon HD 7660G + HD 7600M Dual). Decoder: PureVideo HD (VP5) vs VCE. Supported codecs: H.264,VC-1,MPEG-2 (GeForce 820A) vs H.264,VC-1,MPEG-2,Flash (Radeon HD 7660G + HD 7600M Dual).
| Feature | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| Encoder | N/A | UVD3 |
| Decoder | PureVideo HD (VP5) | VCE |
| Codecs | H.264,VC-1,MPEG-2 | H.264,VC-1,MPEG-2,Flash |
Power & Dimensions
The GeForce 820A draws 33W versus the Radeon HD 7660G + HD 7600M Dual's 50W — a 41% difference. The GeForce 820A is more power-efficient. Recommended PSU: 350W (GeForce 820A) vs 350W (Radeon HD 7660G + HD 7600M Dual). Power connectors: Legacy vs 1x 6-pin. Card length: 0mm vs 0mm, occupying 0 vs 0 slots. Typical load temperature: 70 vs 70°C.
| Feature | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| TDP | 33W-34% | 50W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | 1x 6-pin |
| Length | 0mm | 0mm |
| Height | 0mm | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 70 | 70°C |
| Perf/Watt | 16.8+47% | 11.4 |
Value Analysis
The GeForce 820A launched at $100 MSRP and currently averages $30, while the Radeon HD 7660G + HD 7600M Dual launched at $150 and now averages $40. The GeForce 820A costs 25% less ($10 savings) at current market prices. Performance per dollar (G3D Mark / price): 18.5 (GeForce 820A) vs 14.2 (Radeon HD 7660G + HD 7600M Dual) — the GeForce 820A offers 30.3% better value. The GeForce 820A is the newer GPU (2014 vs 2013).
| Feature | GeForce 820A | Radeon HD 7660G + HD 7600M Dual |
|---|---|---|
| MSRP | $100-33% | $150 |
| Avg Price (30d) | $30-25% | $40 |
| Performance per Dollar | 18.5+30% | 14.2 |
| Codename | GM108 | — |
| Release | July 22 2014 | August 1 2013 |
| Ranking | #832 | #881 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
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