
GeForce GTX 660M vs Iris Plus Graphics 650

GeForce GTX 660M
Popular choices:

Iris Plus Graphics 650
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. The GeForce GTX 660M is positioned at rank #190 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce GTX 660M
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Iris Plus Graphics 650 is the superior choice for raw performance. It leads with a 3.3% higher G3D Mark score. However, the GeForce GTX 660M offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.3%) | ✅Leading raw performance (+3.3%) |
| Longevity | 🛑Obsolete Architecture (2012 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2017 / Generation 9.5 (2016−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100+%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Iris Plus Graphics 650 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 GeForce GTX 660M and Iris Plus Graphics 650

GeForce GTX 660M
The GeForce GTX 660M is manufactured by NVIDIA. It was released in March 22 2012. It features the Kepler architecture. The core clock ranges from 835 MHz to 950 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,452 points.

Iris Plus Graphics 650
The Iris Plus Graphics 650 is manufactured by Intel. It was released in January 3 2017. It features the Generation 9.5 architecture. The core clock ranges from 300 MHz to 1150 MHz. It has 384 shading units. The thermal design power (TDP) is 15W. Manufactured using 14 nm++ process technology. G3D Mark benchmark score: 1,500 points.
Graphics Performance
The GeForce GTX 660M scores 1,452 and the Iris Plus Graphics 650 reaches 1,500 in the G3D Mark benchmark — just a 3.3% difference, making them near-identical in rasterization performance. The GeForce GTX 660M is built on Kepler while the Iris Plus Graphics 650 uses Generation 9.5, both on 28 nm vs 14 nm++. Shader units: 384 (GeForce GTX 660M) vs 384 (Iris Plus Graphics 650). Raw compute: 0.7296 TFLOPS (GeForce GTX 660M) vs 0.8832 TFLOPS (Iris Plus Graphics 650). Boost clocks: 950 MHz vs 1150 MHz.
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| G3D Mark Score | 1,452 | 1,500+3% |
| Architecture | Kepler | Generation 9.5 |
| Process Node | 28 nm | 14 nm++ |
| Shading Units | 384 | 384 |
| Compute (TFLOPS) | 0.7296 TFLOPS | 0.8832 TFLOPS+21% |
| Boost Clock | 950 MHz | 1150 MHz+21% |
| ROPs | 16+167% | 6 |
| TMUs | 32 | 48+50% |
Advanced Features (DLSS/FSR)
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| Upscaling Tech | FSR 2.1 (Compatible) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 (Compatible) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | Standard |
Video Memory (VRAM)
The GeForce GTX 660M comes with 2 GB of VRAM, while the Iris Plus Graphics 650 has 0 MB. The GeForce GTX 660M offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs System.
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| VRAM Capacity | 2 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 660M) vs 12 (12_1) (Iris Plus Graphics 650). Vulkan: 1.2 vs 1.3. OpenGL: 4.5 vs 4.6. Maximum simultaneous displays: 4 vs 3.
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| DirectX | 12 (11_0) | 12 (12_1) |
| Vulkan | 1.2 | 1.3+8% |
| OpenGL | 4.5 | 4.6+2% |
| Max Displays | 4+33% | 3 |
Media & Encoding
Hardware encoder: NVENC 1st Gen (GeForce GTX 660M) vs QuickSync (Iris Plus Graphics 650). Decoder: PureVideo HD VP5 vs QuickSync. Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 ASP (GeForce GTX 660M) vs H.264,H.265,VP9 (Iris Plus Graphics 650).
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| Encoder | NVENC 1st Gen | QuickSync |
| Decoder | PureVideo HD VP5 | QuickSync |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 ASP | H.264,H.265,VP9 |
Power & Dimensions
The GeForce GTX 660M draws 50W versus the Iris Plus Graphics 650's 15W — a 107.7% difference. The Iris Plus Graphics 650 is more power-efficient. Recommended PSU: 350W (GeForce GTX 660M) vs 1W (Iris Plus Graphics 650). Power connectors: 1x 6-pin vs Integrated. Typical load temperature: 60°C vs 85.
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| TDP | 50W | 15W-70% |
| Recommended PSU | 350W | 1W-100% |
| Power Connector | 1x 6-pin | Integrated |
| Length | — | 0mm |
| Height | — | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 60°C-29% | 85 |
| Perf/Watt | 29.0 | 100.0+245% |
Value Analysis
The Iris Plus Graphics 650 is the newer GPU (2017 vs 2012).
| Feature | GeForce GTX 660M | Iris Plus Graphics 650 |
|---|---|---|
| MSRP | — | $0 |
| Avg Price (30d) | — | $15 |
| Codename | GK107 | Kaby Lake GT3e |
| Release | March 22 2012 | January 3 2017 |
| Ranking | #774 | #718 |
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