
GeForce GTX 670MX SLI vs GeForce 945M

GeForce GTX 670MX SLI
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GeForce 945M
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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 GeForce GTX 670MX SLI is positioned at rank 364 and the GeForce 945M is on rank 100, so the GeForce 945M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce GTX 670MX SLI
Performance Per Dollar GeForce 945M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 945M is the superior choice for raw performance. It leads with a 1.6% higher G3D Mark score. However, the GeForce GTX 670MX SLI offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.6%) | ✅Leading raw performance (+1.6%) |
| Longevity | 🛑Obsolete Architecture (2012 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2015 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+300%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce 945M 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 670MX SLI and GeForce 945M

GeForce GTX 670MX SLI
The GeForce GTX 670MX SLI is manufactured by NVIDIA. It was released in October 1 2012. It features the Kepler architecture. The core clock speed is 600 MHz. It has 1920 shading units. The thermal design power (TDP) is 150W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,075 points.

GeForce 945M
The GeForce 945M is manufactured by NVIDIA. It was released in October 27 2015. It features the Maxwell architecture. The core clock ranges from 928 MHz to 1020 MHz. It has 640 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,109 points.
Graphics Performance
The GeForce GTX 670MX SLI scores 2,075 and the GeForce 945M reaches 2,109 in the G3D Mark benchmark — just a 1.6% difference, making them near-identical in rasterization performance. The GeForce GTX 670MX SLI is built on Kepler while the GeForce 945M uses Maxwell, both on a 28 nm process. Shader units: 1,920 (GeForce GTX 670MX SLI) vs 640 (GeForce 945M).
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| G3D Mark Score | 2,075 | 2,109+2% |
| Architecture | Kepler | Maxwell |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1920+200% | 640 |
Advanced Features (DLSS/FSR)
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| 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 670MX SLI comes with 2 GB of VRAM, while the GeForce 945M has 512 MB. The GeForce GTX 670MX SLI offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit.
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| VRAM Capacity | 2 GB+300% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | 80 GB/s |
| Bus Width | 128-bit | 128-bit |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 670MX SLI) vs 12 (11_0) (GeForce 945M). Vulkan: 1.2 vs 1.1. OpenGL: 4.2 vs 4.6. Maximum simultaneous displays: 4 vs 2.
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| DirectX | 12 (11_0) | 12 (11_0) |
| Vulkan | 1.2+9% | 1.1 |
| OpenGL | 4.2 | 4.6+10% |
| Max Displays | 4+100% | 2 |
Media & Encoding
Hardware encoder: NVENC 1st Gen (GeForce GTX 670MX SLI) vs NVENC (Maxwell) (GeForce 945M). Decoder: PureVideo HD VP5 vs PureVideo HD (VP6). Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 ASP (GeForce GTX 670MX SLI) vs H.264,H.265,MPEG-2 (GeForce 945M).
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| Encoder | NVENC 1st Gen | NVENC (Maxwell) |
| Decoder | PureVideo HD VP5 | PureVideo HD (VP6) |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 ASP | H.264,H.265,MPEG-2 |
Power & Dimensions
The GeForce GTX 670MX SLI draws 150W versus the GeForce 945M's 75W — a 66.7% difference. The GeForce 945M is more power-efficient. Recommended PSU: 350W (GeForce GTX 670MX SLI) vs 350W (GeForce 945M). Power connectors: 1x 6-pin vs Legacy. Typical load temperature: 88°C vs 75.
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| TDP | 150W | 75W-50% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | Legacy |
| Length | — | 0mm |
| Height | — | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 88°C | 75-15% |
| Perf/Watt | 13.8 | 28.1+104% |
Value Analysis
The GeForce 945M is the newer GPU (2015 vs 2012).
| Feature | GeForce GTX 670MX SLI | GeForce 945M |
|---|---|---|
| Avg Price (30d) | — | $98 |
| Codename | N13E-GR | GM107 |
| Release | October 1 2012 | October 27 2015 |
| Ranking | #513 | #671 |
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