
GeForce GT 635 vs Radeon R9 M280X

GeForce GT 635
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Radeon R9 M280X
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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 GT 635 is positioned at rank 152 and the Radeon R9 M280X is on rank 285, so the GeForce GT 635 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce GT 635
Performance Per Dollar Radeon R9 M280X
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon R9 M280X is the superior choice for raw performance. It leads with a 0.5% higher G3D Mark score and 700% more VRAM (4 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce GT 635.
| Insight | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.5%) | ✅Leading raw performance (+0.5%) |
| Longevity | 🛑Obsolete Architecture (2010 / Fermi (2010−2014)) | 🛑Obsolete Architecture (2013 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+700%) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The GeForce GT 635 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce GT 635 holds the technical lead. Priced at $20 (vs $50), it costs 60% less, resulting in a 148.8% higher cost efficiency score.
| Insight | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+148.8%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($20) | ⚠️Higher upfront cost ($50) |
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 635 and Radeon R9 M280X

GeForce GT 635
The GeForce GT 635 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: 810 points. Launch price was $279.

Radeon R9 M280X
The Radeon R9 M280X is manufactured by AMD. It was released in October 8 2013. It features the GCN 1.0 architecture. The boost clock speed is 1000 MHz. It has 2048 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 814 points. Launch price was $299.
Graphics Performance
The GeForce GT 635 scores 810 and the Radeon R9 M280X reaches 814 in the G3D Mark benchmark — just a 0.5% difference, making them near-identical in rasterization performance. The GeForce GT 635 is built on Fermi while the Radeon R9 M280X uses GCN 1.0, both on 40 nm vs 28 nm. Shader units: 352 (GeForce GT 635) vs 2,048 (Radeon R9 M280X). Raw compute: 0.8554 TFLOPS (GeForce GT 635) vs 4.096 TFLOPS (Radeon R9 M280X).
| Feature | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| G3D Mark Score | 810 | 814 |
| Architecture | Fermi | GCN 1.0 |
| Process Node | 40 nm | 28 nm |
| Shading Units | 352 | 2048+482% |
| Compute (TFLOPS) | 0.8554 TFLOPS | 4.096 TFLOPS+379% |
| ROPs | 32 | 32 |
| TMUs | 44 | 128+191% |
| L1 Cache | 704 KB+38% | 512 KB |
| L2 Cache | 512 KB | 768 KB+50% |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce GT 635 comes with 512 MB of VRAM, while the Radeon R9 M280X has 4 GB. The Radeon R9 M280X offers 700% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 512 KB (GeForce GT 635) vs 768 KB (Radeon R9 M280X) — the Radeon R9 M280X has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| VRAM Capacity | 0.5 GB | 4 GB+700% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | 80 GB/s |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 512 KB | 768 KB+50% |
Power & Dimensions
The GeForce GT 635 draws 200W versus the Radeon R9 M280X's 200W — a 0% difference. The Radeon R9 M280X is more power-efficient. Recommended PSU: 200W (GeForce GT 635) vs 350W (Radeon R9 M280X). Power connectors: None vs Mobile.
| Feature | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| TDP | 200W | 200W |
| Recommended PSU | 200W-43% | 350W |
| Power Connector | None | Mobile |
| Length | 145mm | — |
| Height | 111mm | — |
| Slots | 1 | — |
| Temp (Load) | 75°C | — |
| Perf/Watt | 4.0 | 4.1+2% |
Value Analysis
The GeForce GT 635 launched at $99 MSRP and currently averages $20, while the Radeon R9 M280X launched at $250 and now averages $50. The GeForce GT 635 costs 60% less ($30 savings) at current market prices. Performance per dollar (G3D Mark / price): 40.5 (GeForce GT 635) vs 16.3 (Radeon R9 M280X) — the GeForce GT 635 offers 148.5% better value. The Radeon R9 M280X is the newer GPU (2013 vs 2010).
| Feature | GeForce GT 635 | Radeon R9 M280X |
|---|---|---|
| MSRP | $99-60% | $250 |
| Avg Price (30d) | $20-60% | $50 |
| Performance per Dollar | 40.5+148% | 16.3 |
| Codename | GF100 | Tahiti |
| Release | May 31 2010 | October 8 2013 |
| Ranking | #618 | #404 |
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