
GeForce GTX 645
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Qualcomm Adreno X1-45 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. 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
Performance Per Dollar Qualcomm Adreno X1-45 GPU
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Qualcomm Adreno X1-45 GPU is significantly newer (2018 vs 2010). The Qualcomm Adreno X1-45 GPU likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce GTX 645 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Qualcomm Adreno X1-45 GPU is the superior choice for raw performance. It leads with a 0.3% higher G3D Mark score. However, the GeForce GTX 645 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.3%) | ✅Leading raw performance (+0.3%) |
| Longevity | 🛑Obsolete Architecture (2010 / Fermi (2010−2014)) | 🛑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 | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The GeForce GTX 645 offers a compelling cost-to-performance ratio. Priced at $20 versus $400 for the Qualcomm Adreno X1-45 GPU, it costs 95% less. While it maintains basic entry-level capabilities, this results in a 1893.6% higher cost efficiency score.
| Insight | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+1893.6%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($20) | ⚠️Higher upfront cost ($400) |
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 645 and Qualcomm Adreno X1-45 GPU

GeForce GTX 645
The GeForce GTX 645 is manufactured by NVIDIA. It was released in May 31 2010. It features the Fermi architecture. The core clock speed is 607 MHz. It has 352 shading units. The thermal design power (TDP) is 200W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,880 points. Launch price was $279.
Qualcomm Adreno X1-45 GPU
The Qualcomm Adreno X1-45 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: 1,886 points.
Graphics Performance
The GeForce GTX 645 scores 1,880 and the Qualcomm Adreno X1-45 GPU reaches 1,886 in the G3D Mark benchmark — just a 0.3% difference, making them near-identical in rasterization performance.
| Feature | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| G3D Mark Score | 1,880 | 1,886 |
| Process Node | 40 nm | 7 nm |
Advanced Features (DLSS/FSR)
| Feature | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| 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 645 comes with 1 GB of VRAM, while the Qualcomm Adreno X1-45 GPU has 0 MB. The GeForce GTX 645 offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit.
| Feature | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| VRAM Capacity | 1 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | 135 GB/s |
| Bus Width | 128-bit | 128-bit |
Power & Dimensions
The GeForce GTX 645 draws 200W versus the Qualcomm Adreno X1-45 GPU's 7W — a 186.5% difference. The Qualcomm Adreno X1-45 GPU is more power-efficient. Recommended PSU: 300W (GeForce GTX 645) vs 1W (Qualcomm Adreno X1-45 GPU). Power connectors: None vs Integrated.
| Feature | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| TDP | 200W | 7W-97% |
| Recommended PSU | 300W | 1W-100% |
| Power Connector | None | Integrated |
| Length | 147mm | — |
| Height | 111mm | — |
| Slots | 1 | — |
| Temp (Load) | 80 | — |
| Perf/Watt | 9.4 | 269.4+2766% |
Value Analysis
The GeForce GTX 645 launched at $150 MSRP and currently averages $20, while the Qualcomm Adreno X1-45 GPU launched at $899 and now averages $400. The GeForce GTX 645 costs 95% less ($380 savings) at current market prices. Performance per dollar (G3D Mark / price): 94.0 (GeForce GTX 645) vs 4.7 (Qualcomm Adreno X1-45 GPU) — the GeForce GTX 645 offers 1900% better value. The Qualcomm Adreno X1-45 GPU is the newer GPU (2018 vs 2010).
| Feature | GeForce GTX 645 | Qualcomm Adreno X1-45 GPU |
|---|---|---|
| MSRP | $150-83% | $899 |
| Avg Price (30d) | $20-95% | $400 |
| Performance per Dollar | 94.0+1900% | 4.7 |
| Codename | GF100 | — |
| Release | May 31 2010 | December 6 2018 |
| Ranking | #618 | #916 |
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