CPU
GPU
Radeon HD 6990M
Popular choices:
GeForce GTX 680M
Popular choices:
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 6990M is positioned at rank 233 and the GeForce GTX 680M is on rank 105, so the GeForce GTX 680M 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 6990M
Performance Per Dollar GeForce GTX 680M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GTX 680M is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score and 100% more VRAM (4 GB vs 2 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 6990M.
| Insight | Radeon HD 6990M | GeForce GTX 680M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.4%) | ✅Leading raw performance (+0.4%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2012 / Kepler (2012−2018)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce GTX 680M 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 6990M and GeForce GTX 680M
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.
GeForce GTX 680M
The GeForce GTX 680M is manufactured by NVIDIA. It was released in June 4 2012. It features the Kepler architecture. The core clock ranges from 719 MHz to 758 MHz. It has 1344 shading units. The thermal design power (TDP) is 100W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,277 points. Launch price was $310.50.
Graphics Performance
The Radeon HD 6990M scores 3,264 and the GeForce GTX 680M reaches 3,277 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon HD 6990M is built on TeraScale 2 while the GeForce GTX 680M uses Kepler, both on 40 nm vs 28 nm. Shader units: 1,120 (Radeon HD 6990M) vs 1,344 (GeForce GTX 680M). Raw compute: 1.602 TFLOPS (Radeon HD 6990M) vs 2.038 TFLOPS (GeForce GTX 680M).
| Feature | Radeon HD 6990M | GeForce GTX 680M |
|---|---|---|
| G3D Mark Score | 3,264 | 3,277 |
| Architecture | TeraScale 2 | Kepler |
| Process Node | 40 nm | 28 nm |
| Shading Units | 1120 | 1344+20% |
| Compute (TFLOPS) | 1.602 TFLOPS | 2.038 TFLOPS+27% |
| ROPs | 32 | 32 |
| TMUs | 56 | 112+100% |
| L1 Cache | 224 KB+100% | 112 KB |
| L2 Cache | 512 KB | 512 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6990M | GeForce GTX 680M |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 2.1 (Compatible) |
| Frame Generation | Not Supported | FSR 3 (Compatible) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | Standard |
Video Memory (VRAM)
The Radeon HD 6990M comes with 2 GB of VRAM, while the GeForce GTX 680M has 4 GB. The GeForce GTX 680M offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 128-bit.
| Feature | Radeon HD 6990M | GeForce GTX 680M |
|---|---|---|
| VRAM Capacity | 2 GB | 4 GB+100% |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 128-bit |
| L2 Cache | 512 KB | 512 KB |
Power & Dimensions
The Radeon HD 6990M draws 100W versus the GeForce GTX 680M's 100W — a 0% difference. The GeForce GTX 680M is more power-efficient. Recommended PSU: 350W (Radeon HD 6990M) vs 350W (GeForce GTX 680M). Power connectors: 1x 6-pin vs 1x 6-pin.
| Feature | Radeon HD 6990M | GeForce GTX 680M |
|---|---|---|
| TDP | 100W | 100W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | 1x 6-pin |
| Slots | — | 0 |
| Temp (Load) | — | 81°C |
| Perf/Watt | 32.6 | 32.8 |
Value Analysis
The GeForce GTX 680M is the newer GPU (2012 vs 2011).
| Feature | Radeon HD 6990M | GeForce GTX 680M |
|---|---|---|
| Avg Price (30d) | — | $50 |
| Codename | Blackcomb | GK104 |
| Release | July 12 2011 | June 4 2012 |
| Ranking | #691 | #561 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
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