Radeon HD 8470D vs Radeon HD 6490M
Radeon HD 8470D
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Radeon HD 6490M
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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 HD 8470D is positioned at rank 166 and the Radeon HD 6490M is on rank 255, so the Radeon HD 8470D offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon HD 8470D
Performance Per Dollar Radeon HD 6490M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6490M is the superior choice for raw performance. It leads with a 1.1% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 8470D.
| Insight | Radeon HD 8470D | Radeon HD 6490M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.1%) | ✅Leading raw performance (+1.1%) |
| Longevity | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) |
| 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
While current pricing data is unavailable, the Radeon HD 6490M remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 HD 8470D and Radeon HD 6490M
Radeon HD 8470D
The Radeon HD 8470D is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The core clock speed is 1000 MHz. It has 1280 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 374 points. Launch price was $349.
Radeon HD 6490M
The Radeon HD 6490M is manufactured by AMD. It was released in January 4 2011. It features the TeraScale 2 architecture. The core clock speed is 680 MHz. It has 960 shading units. The thermal design power (TDP) is 75W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 378 points.
Graphics Performance
The Radeon HD 8470D scores 374 and the Radeon HD 6490M reaches 378 in the G3D Mark benchmark — just a 1.1% difference, making them near-identical in rasterization performance. The Radeon HD 8470D is built on GCN 1.0 while the Radeon HD 6490M uses TeraScale 2, both on 28 nm vs 40 nm. Shader units: 1,280 (Radeon HD 8470D) vs 960 (Radeon HD 6490M). Raw compute: 2.56 TFLOPS (Radeon HD 8470D) vs 1.306 TFLOPS (Radeon HD 6490M).
| Feature | Radeon HD 8470D | Radeon HD 6490M |
|---|---|---|
| G3D Mark Score | 374 | 378+1% |
| Architecture | GCN 1.0 | TeraScale 2 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 1280+33% | 960 |
| Compute (TFLOPS) | 2.56 TFLOPS+96% | 1.306 TFLOPS |
| ROPs | 32 | 32 |
| TMUs | 80+67% | 48 |
| L1 Cache | 320 KB+67% | 192 KB |
| L2 Cache | 512 KB | 512 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 8470D | Radeon HD 6490M |
|---|---|---|
| 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 video memory. Bus width: 128-bit vs System.
| Feature | Radeon HD 8470D | Radeon HD 6490M |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
| L2 Cache | 512 KB | 512 KB |
Power & Dimensions
The Radeon HD 8470D draws 200W versus the Radeon HD 6490M's 75W — a 90.9% difference. The Radeon HD 6490M is more power-efficient. Recommended PSU: 350W (Radeon HD 8470D) vs 350W (Radeon HD 6490M). Power connectors: 1x 6-pin vs 1x 6-pin.
| Feature | Radeon HD 8470D | Radeon HD 6490M |
|---|---|---|
| TDP | 200W | 75W-63% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | 1x 6-pin |
| Perf/Watt | 1.9 | 5.0+163% |
Value Analysis
The Radeon HD 8470D is the newer GPU (2012 vs 2011).
| Feature | Radeon HD 8470D | Radeon HD 6490M |
|---|---|---|
| MSRP | $50 | — |
| Avg Price (30d) | $10 | — |
| Codename | Pitcairn | Blackcomb |
| Release | March 5 2012 | January 4 2011 |
| Ranking | #460 | #654 |
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