Maxwell GPU Surface Book vs Radeon HD 6990M
Maxwell GPU Surface Book
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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 Maxwell GPU Surface Book is positioned at rank 230 and the Radeon HD 6990M is on rank 233, so the Maxwell GPU Surface Book offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Maxwell GPU Surface Book
Performance Per Dollar Radeon HD 6990M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Maxwell GPU Surface Book 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 | Maxwell GPU Surface Book | Radeon HD 6990M |
|---|---|---|
| Performance | ✅Leading raw performance (+1.4%) | ❌Lower raw frame rates (-1.4%) |
| Longevity | 🛑Obsolete Architecture (2015 / Maxwell (2014−2017)) | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) |
| 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 Maxwell GPU Surface Book 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 Maxwell GPU Surface Book and Radeon HD 6990M
Maxwell GPU Surface Book
The Maxwell GPU Surface Book is manufactured by an unknown manufacturer. It was released in October 1 2015. It features the Maxwell architecture. The core clock ranges from 954 MHz to 993 MHz. It has 384 shading units. The thermal design power (TDP) is 30W. Manufactured using 28 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 Maxwell GPU Surface Book 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 Maxwell GPU Surface Book is built on Maxwell while the Radeon HD 6990M uses TeraScale 2, both on 28 nm vs 40 nm. Shader units: 384 (Maxwell GPU Surface Book) vs 1,120 (Radeon HD 6990M).
| Feature | Maxwell GPU Surface Book | Radeon HD 6990M |
|---|---|---|
| G3D Mark Score | 3,311+1% | 3,264 |
| Architecture | Maxwell | TeraScale 2 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 384 | 1120+192% |
Advanced Features (DLSS/FSR)
| Feature | Maxwell GPU Surface Book | 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 | Standard | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 2 GB of video memory. Bus width: 128-bit vs System.
| Feature | Maxwell GPU Surface Book | 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 Maxwell GPU Surface Book draws 30W versus the Radeon HD 6990M's 100W — a 107.7% difference. The Maxwell GPU Surface Book is more power-efficient. Recommended PSU: 350W (Maxwell GPU Surface Book) vs 350W (Radeon HD 6990M). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | Maxwell GPU Surface Book | Radeon HD 6990M |
|---|---|---|
| TDP | 30W-70% | 100W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 85 | — |
| Perf/Watt | 110.4+239% | 32.6 |
Value Analysis
The Maxwell GPU Surface Book is the newer GPU (2015 vs 2011).
| Feature | Maxwell GPU Surface Book | Radeon HD 6990M |
|---|---|---|
| MSRP | $150 | — |
| Avg Price (30d) | $75 | — |
| Codename | Surface Book | Blackcomb |
| Release | October 1 2015 | July 12 2011 |
| Ranking | #779 | #691 |
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