
Radeon 660M vs GeForce GT 755M SLI

Radeon 660M
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GeForce GT 755M SLI
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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 Radeon 660M is positioned at rank 399 and the GeForce GT 755M SLI is on rank 285, so the GeForce GT 755M SLI offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon 660M
Performance Per Dollar GeForce GT 755M SLI
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon 660M is significantly newer (2023 vs 2013). The Radeon 660M likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce GT 755M SLI lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce GT 755M SLI is the superior choice for raw performance. It leads with a 1.8% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon 660M.
| Insight | Radeon 660M | GeForce GT 755M SLI |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.8%) | ✅Leading raw performance (+1.8%) |
| Longevity | RDNA 2.0 (2020−2025) (6nm) | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) |
| 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 GeForce GT 755M SLI 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 660M and GeForce GT 755M SLI

Radeon 660M
The Radeon 660M is manufactured by AMD. It was released in January 3 2023. It features the RDNA 2.0 architecture. The core clock ranges from 1500 MHz to 1900 MHz. It has 384 shading units. The thermal design power (TDP) is 40W. Manufactured using 6 nm process technology. It features 6 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 3,221 points.

GeForce GT 755M SLI
The GeForce GT 755M SLI is manufactured by NVIDIA. It was released in November 1 2013. It features the Kepler architecture. The core clock speed is 980 MHz. It has 768 shading units. The thermal design power (TDP) is 2W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,280 points.
Graphics Performance
The Radeon 660M scores 3,221 and the GeForce GT 755M SLI reaches 3,280 in the G3D Mark benchmark — just a 1.8% difference, making them near-identical in rasterization performance. The Radeon 660M is built on RDNA 2.0 while the GeForce GT 755M SLI uses Kepler, both on 6 nm vs 28 nm. Shader units: 384 (Radeon 660M) vs 768 (GeForce GT 755M SLI).
| Feature | Radeon 660M | GeForce GT 755M SLI |
|---|---|---|
| G3D Mark Score | 3,221 | 3,280+2% |
| Architecture | RDNA 2.0 | Kepler |
| Process Node | 6 nm | 28 nm |
| Shading Units | 384 | 768+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon 660M | GeForce GT 755M SLI |
|---|---|---|
| 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 | Standard |
Video Memory (VRAM)
Both cards feature 2 GB of video memory. Bus width: System vs 64-bit.
| Feature | Radeon 660M | GeForce GT 755M SLI |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 64-bit |
Power & Dimensions
The Radeon 660M draws 40W versus the GeForce GT 755M SLI's 2W — a 181% difference. The GeForce GT 755M SLI is more power-efficient. Recommended PSU: 350W (Radeon 660M) vs 350W (GeForce GT 755M SLI). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | Radeon 660M | GeForce GT 755M SLI |
|---|---|---|
| TDP | 40W | 2W-95% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Slots | — | 0 |
| Temp (Load) | — | 90°C |
| Perf/Watt | 80.5 | 1640.0+1937% |
Value Analysis
The Radeon 660M is the newer GPU (2023 vs 2013).
| Feature | Radeon 660M | GeForce GT 755M SLI |
|---|---|---|
| MSRP | — | $200 |
| Avg Price (30d) | — | $50 |
| Codename | Rembrandt+ | N14P-? |
| Release | January 3 2023 | November 1 2013 |
| Ranking | #565 | #554 |
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