
Radeon HD 6490M vs GeForce 9800M GT

Radeon HD 6490M
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GeForce 9800M GT
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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 6490M is positioned at rank 255 and the GeForce 9800M GT is on rank 622, so the Radeon HD 6490M 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 6490M
Performance Per Dollar GeForce 9800M GT
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 9800M GT is the superior choice for raw performance. It leads with a 0.8% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 6490M.
| Insight | Radeon HD 6490M | GeForce 9800M GT |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.8%) | ✅Leading raw performance (+0.8%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) |
| 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
While current pricing data is unavailable, the GeForce 9800M GT 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 6490M and GeForce 9800M GT

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.

GeForce 9800M GT
The GeForce 9800M GT is manufactured by NVIDIA. It was released in July 15 2008. It features the G9x architecture. The core clock speed is 500 MHz. It has 224 shading units. The thermal design power (TDP) is 150W. Manufactured using 65 nm process technology. G3D Mark benchmark score: 381 points.
Graphics Performance
The Radeon HD 6490M scores 378 and the GeForce 9800M GT reaches 381 in the G3D Mark benchmark — just a 0.8% difference, making them near-identical in rasterization performance. The Radeon HD 6490M is built on TeraScale 2 while the GeForce 9800M GT uses G9x, both on 40 nm vs 65 nm. Shader units: 960 (Radeon HD 6490M) vs 224 (GeForce 9800M GT).
| Feature | Radeon HD 6490M | GeForce 9800M GT |
|---|---|---|
| G3D Mark Score | 378 | 381 |
| Architecture | TeraScale 2 | G9x |
| Process Node | 40 nm | 65 nm |
| Shading Units | 960+329% | 224 |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6490M | GeForce 9800M GT |
|---|---|---|
| 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 | Standard |
Video Memory (VRAM)
Both cards feature 512 MB of video memory. Bus width: System vs 64-bit.
| Feature | Radeon HD 6490M | GeForce 9800M GT |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 64-bit |
Power & Dimensions
The Radeon HD 6490M draws 75W versus the GeForce 9800M GT's 150W — a 66.7% difference. The Radeon HD 6490M is more power-efficient. Recommended PSU: 350W (Radeon HD 6490M) vs 350W (GeForce 9800M GT). Power connectors: 1x 6-pin vs Legacy.
| Feature | Radeon HD 6490M | GeForce 9800M GT |
|---|---|---|
| TDP | 75W-50% | 150W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | Legacy |
| Length | — | 0mm |
| Height | — | 0mm |
| Slots | — | 0 |
| Temp (Load) | — | 90°C |
| Perf/Watt | 5.0+100% | 2.5 |
Value Analysis
The Radeon HD 6490M is the newer GPU (2011 vs 2008).
| Feature | Radeon HD 6490M | GeForce 9800M GT |
|---|---|---|
| MSRP | — | $160 |
| Avg Price (30d) | — | $5 |
| Codename | Blackcomb | NB9E-GTX |
| Release | January 4 2011 | July 15 2008 |
| Ranking | #654 | #825 |
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