GeForce GT 640M vs Qualcomm Adreno 680 GPU
GeForce GT 640M
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Qualcomm Adreno 680 GPU
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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. The GeForce GT 640M is positioned at rank #224 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 GT 640M
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Qualcomm Adreno 680 GPU is significantly newer (2018 vs 2012). The Qualcomm Adreno 680 GPU likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce GT 640M lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce GT 640M is the superior choice for raw performance. It leads with a 1.7% higher G3D Mark score and 100+% more VRAM (2 GB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Qualcomm Adreno 680 GPU.
| Insight | GeForce GT 640M | Qualcomm Adreno 680 GPU |
|---|---|---|
| Performance | ✅Leading raw performance (+1.7%) | ❌Lower raw frame rates (-1.7%) |
| Longevity | 🛑Obsolete Architecture (2012 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2018 / Legacy) |
| 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 GeForce GT 640M 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 GT 640M and Qualcomm Adreno 680 GPU
GeForce GT 640M
The GeForce GT 640M is manufactured by NVIDIA. It was released in March 22 2012. It features the Kepler architecture. The core clock ranges from Up to 625 MHz to 645 MHz. It has 384 shading units. The thermal design power (TDP) is 32W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 907 points.
Qualcomm Adreno 680 GPU
The Qualcomm Adreno 680 GPU is manufactured by Qualcomm. It was released in December 6 2018. The thermal design power (TDP) is 7W. Manufactured using 7 nm process technology. G3D Mark benchmark score: 892 points.
Graphics Performance
The GeForce GT 640M scores 907 and the Qualcomm Adreno 680 GPU reaches 892 in the G3D Mark benchmark — just a 1.7% difference, making them near-identical in rasterization performance.
| Feature | GeForce GT 640M | Qualcomm Adreno 680 GPU |
|---|---|---|
| G3D Mark Score | 907+2% | 892 |
| Process Node | 28 nm | 7 nm |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 640M | Qualcomm Adreno 680 GPU |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | Standard |
Video Memory (VRAM)
The GeForce GT 640M comes with 2 GB of VRAM, while the Qualcomm Adreno 680 GPU has 0 MB. The GeForce GT 640M offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs System.
| Feature | GeForce GT 640M | Qualcomm Adreno 680 GPU |
|---|---|---|
| VRAM Capacity | 2 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | System |
Power & Dimensions
The GeForce GT 640M draws 32W versus the Qualcomm Adreno 680 GPU's 7W — a 128.2% difference. The Qualcomm Adreno 680 GPU is more power-efficient. Recommended PSU: 350W (GeForce GT 640M) vs 1W (Qualcomm Adreno 680 GPU). Power connectors: PCIe-powered vs Integrated.
| Feature | GeForce GT 640M | Qualcomm Adreno 680 GPU |
|---|---|---|
| TDP | 32W | 7W-78% |
| Recommended PSU | 350W | 1W-100% |
| Power Connector | PCIe-powered | Integrated |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 70°C | — |
| Perf/Watt | 28.3 | 127.4+350% |
Value Analysis
The Qualcomm Adreno 680 GPU costs 100+% less ($50 savings) at current market prices. Performance per dollar (G3D Mark / price): 18.1 (GeForce GT 640M) vs Infinity (Qualcomm Adreno 680 GPU) — the Qualcomm Adreno 680 GPU offers Infinity% better value. The Qualcomm Adreno 680 GPU is the newer GPU (2018 vs 2012).
| Feature | GeForce GT 640M | Qualcomm Adreno 680 GPU |
|---|---|---|
| MSRP | — | $0 |
| Avg Price (30d) | $50 | $0-100% |
| Performance per Dollar | 18.1 | Infinity |
| Codename | GK107 | — |
| Release | March 22 2012 | December 6 2018 |
| Ranking | #909 | #915 |
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