
Radeon 6600M vs GeForce GT 635M

Radeon 6600M
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GeForce GT 635M
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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 6600M is positioned at rank 587 and the GeForce GT 635M is on rank 138, so the GeForce GT 635M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon 6600M
Performance Per Dollar GeForce GT 635M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon 6600M is significantly newer (2023 vs 2012). The Radeon 6600M likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce GT 635M lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce GT 635M is the superior choice for raw performance. It leads with a 0.7% higher G3D Mark score and 200% more VRAM (2 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon 6600M.
| Insight | Radeon 6600M | GeForce GT 635M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.7%) | ✅Leading raw performance (+0.7%) |
| Longevity | RDNA 2.0 (2020−2025) (6nm) | 🛑Obsolete Architecture (2012 / Kepler (2012−2018)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+200%) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce GT 635M 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 6600M and GeForce GT 635M

Radeon 6600M
The Radeon 6600M 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: 536 points.

GeForce GT 635M
The GeForce GT 635M is manufactured by NVIDIA. It was released in March 22 2012. It features the Kepler architecture. The core clock ranges from Up to 900 MHz to 950 MHz. It has 384 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 540 points.
Graphics Performance
The Radeon 6600M scores 536 and the GeForce GT 635M reaches 540 in the G3D Mark benchmark — just a 0.7% difference, making them near-identical in rasterization performance. The Radeon 6600M is built on RDNA 2.0 while the GeForce GT 635M uses Kepler, both on 6 nm vs 28 nm. Shader units: 384 (Radeon 6600M) vs 384 (GeForce GT 635M). Raw compute: 1.459 TFLOPS (Radeon 6600M) vs 0.7296 TFLOPS (GeForce GT 635M). Boost clocks: 1900 MHz vs 950 MHz.
| Feature | Radeon 6600M | GeForce GT 635M |
|---|---|---|
| G3D Mark Score | 536 | 540 |
| Architecture | RDNA 2.0 | Kepler |
| Process Node | 6 nm | 28 nm |
| Shading Units | 384 | 384 |
| Compute (TFLOPS) | 1.459 TFLOPS+100% | 0.7296 TFLOPS |
| Boost Clock | 1900 MHz+100% | 950 MHz |
| ROPs | 16 | 16 |
| TMUs | 24 | 32+33% |
| L1 Cache | 128 KB+300% | 32 KB |
| L2 Cache | 2 MB+700% | 0.25 MB |
Advanced Features (DLSS/FSR)
| Feature | Radeon 6600M | GeForce GT 635M |
|---|---|---|
| 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)
The Radeon 6600M comes with 512 MB of VRAM, while the GeForce GT 635M has 2 GB. The GeForce GT 635M offers 200% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 128-bit. L2 Cache: 2 MB (Radeon 6600M) vs 0.25 MB (GeForce GT 635M) — the Radeon 6600M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon 6600M | GeForce GT 635M |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1.5 GB+200% |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 128-bit |
| L2 Cache | 2 MB+700% | 0.25 MB |
Power & Dimensions
The Radeon 6600M draws 40W versus the GeForce GT 635M's 45W — a 11.8% difference. The Radeon 6600M is more power-efficient. Recommended PSU: 350W (Radeon 6600M) vs 350W (GeForce GT 635M). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | Radeon 6600M | GeForce GT 635M |
|---|---|---|
| TDP | 40W-11% | 45W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Slots | — | 0 |
| Temp (Load) | — | 80 |
| Perf/Watt | 13.4+12% | 12.0 |
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