
Mobility Radeon HD 5870 Crossfire vs Radeon HD 6990M

Mobility Radeon HD 5870 Crossfire
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Radeon HD 6990M
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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 Mobility Radeon HD 5870 Crossfire is positioned at rank 516 and the Radeon HD 6990M is on rank 233, so the Radeon HD 6990M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Mobility Radeon HD 5870 Crossfire
Performance Per Dollar Radeon HD 6990M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Mobility Radeon HD 5870 Crossfire is the superior choice for raw performance. It leads with a 1.4% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 6990M.
| Insight | Mobility Radeon HD 5870 Crossfire | Radeon HD 6990M |
|---|---|---|
| Performance | ✅Leading raw performance (+1.4%) | ❌Lower raw frame rates (-1.4%) |
| Longevity | 🛑Obsolete Architecture (2010 / Terascale 2 (2009−2015)) | 🛑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 Mobility Radeon HD 5870 Crossfire 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 Mobility Radeon HD 5870 Crossfire and Radeon HD 6990M

Mobility Radeon HD 5870 Crossfire
The Mobility Radeon HD 5870 Crossfire is manufactured by AMD. It was released in January 7 2010. It features the Terascale 2 architecture. The core clock speed is 700 MHz. It has 1600 shading units. The thermal design power (TDP) is 120W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 3,311 points.

Radeon HD 6990M
The Radeon HD 6990M is manufactured by AMD. It was released in July 12 2011. It features the TeraScale 2 architecture. The core clock speed is 715 MHz. It has 1120 shading units. The thermal design power (TDP) is 100W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 3,264 points.
Graphics Performance
The Mobility Radeon HD 5870 Crossfire scores 3,311 and the Radeon HD 6990M reaches 3,264 in the G3D Mark benchmark — just a 1.4% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 5870 Crossfire is built on Terascale 2 while the Radeon HD 6990M uses TeraScale 2, both on a 40 nm process. Shader units: 1,600 (Mobility Radeon HD 5870 Crossfire) vs 1,120 (Radeon HD 6990M).
| Feature | Mobility Radeon HD 5870 Crossfire | Radeon HD 6990M |
|---|---|---|
| G3D Mark Score | 3,311+1% | 3,264 |
| Architecture | Terascale 2 | TeraScale 2 |
| Process Node | 40 nm | 40 nm |
| Shading Units | 1600+43% | 1120 |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 5870 Crossfire | Radeon HD 6990M |
|---|---|---|
| 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 2 GB of video memory. Bus width: 128-bit vs System.
| Feature | Mobility Radeon HD 5870 Crossfire | Radeon HD 6990M |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
Power & Dimensions
The Mobility Radeon HD 5870 Crossfire draws 120W versus the Radeon HD 6990M's 100W — a 18.2% difference. The Radeon HD 6990M is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 5870 Crossfire) vs 350W (Radeon HD 6990M). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | Mobility Radeon HD 5870 Crossfire | Radeon HD 6990M |
|---|---|---|
| TDP | 120W | 100W-17% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Temp (Load) | 95°C | — |
| Perf/Watt | 27.6 | 32.6+18% |
Value Analysis
The Radeon HD 6990M is the newer GPU (2011 vs 2010).
| Feature | Mobility Radeon HD 5870 Crossfire | Radeon HD 6990M |
|---|---|---|
| MSRP | $800 | — |
| Avg Price (30d) | $150 | — |
| Codename | Broadway-XT | Blackcomb |
| Release | January 7 2010 | July 12 2011 |
| Ranking | #688 | #691 |
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