CPU
GPU
GeForce 9800M GT
Popular choices:
GeForce GT 620
Popular choices:
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 9800M GT is positioned at rank 622 and the GeForce GT 620 is on rank 190, so the GeForce GT 620 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 9800M GT
Performance Per Dollar GeForce GT 620
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GT 620 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 GeForce 9800M GT.
| Insight | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.8%) | ✅Leading raw performance (+1.8%) |
| Longevity | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) | 🛑Obsolete Architecture (2012 / 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 | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
The GeForce 9800M GT offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce 9800M GT holds the technical lead. Priced at $5 (vs $20), it costs 75% less, resulting in a 292.8% higher cost efficiency score.
| Insight | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+292.8%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($5) | ⚠️Higher upfront cost ($20) |
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 9800M GT and GeForce GT 620
GeForce 9800M GT
The GeForce 9800M GT is manufactured by NVIDIA. It was released in July 15 2008. It features the G9x architecture. The core clock speed is 500 MHz. It has 224 shading units. The thermal design power (TDP) is 150W. Manufactured using 65 nm process technology. G3D Mark benchmark score: 381 points.
GeForce GT 620
The GeForce GT 620 is manufactured by NVIDIA. It was released in June 5 2012. It features the Kepler architecture. The core clock speed is 902 MHz. It has 384 shading units. The thermal design power (TDP) is 65W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 388 points. Launch price was $99.
Graphics Performance
The GeForce 9800M GT scores 381 and the GeForce GT 620 reaches 388 in the G3D Mark benchmark — just a 1.8% difference, making them near-identical in rasterization performance. The GeForce 9800M GT is built on G9x while the GeForce GT 620 uses Kepler, both on 65 nm vs 28 nm. Shader units: 224 (GeForce 9800M GT) vs 384 (GeForce GT 620).
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| G3D Mark Score | 381 | 388+2% |
| Architecture | G9x | Kepler |
| Process Node | 65 nm | 28 nm |
| Shading Units | 224 | 384+71% |
Advanced Features (DLSS/FSR)
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| 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)
Both cards feature 512 MB of GDDR5. Bus width: 64-bit vs 128-bit.
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
Display & API Support
DirectX support: 10.0 (GeForce 9800M GT) vs 11.0 (GeForce GT 620). Vulkan: None vs None. OpenGL: 3.3 vs 4.2. Maximum simultaneous displays: 1 vs 3.
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| DirectX | 10.0 | 11.0+10% |
| Vulkan | None | None |
| OpenGL | 3.3 | 4.2+27% |
| Max Displays | 1 | 3+200% |
Media & Encoding
Hardware encoder: No (GeForce 9800M GT) vs No (GeForce GT 620). Decoder: PureVideo HD VP3 vs PureVideo HD VP5. Supported codecs: MPEG-2,H.264,VC-1 (GeForce 9800M GT) vs MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 620).
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| Encoder | No | No |
| Decoder | PureVideo HD VP3 | PureVideo HD VP5 |
| Codecs | MPEG-2,H.264,VC-1 | MPEG-2,H.264,VC-1,MPEG-4 ASP |
Power & Dimensions
The GeForce 9800M GT draws 150W versus the GeForce GT 620's 65W — a 79.1% difference. The GeForce GT 620 is more power-efficient. Recommended PSU: 350W (GeForce 9800M GT) vs 250W (GeForce GT 620). Power connectors: Legacy vs None. Card length: 0mm vs 145mm, occupying 0 vs 1 slots. Typical load temperature: 90°C vs 70°C.
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| TDP | 150W | 65W-57% |
| Recommended PSU | 350W | 250W-29% |
| Power Connector | Legacy | None |
| Length | 0mm | 145mm |
| Height | 0mm | 111mm |
| Slots | 0-100% | 1 |
| Temp (Load) | 90°C | 70°C-22% |
| Perf/Watt | 2.5 | 6.0+140% |
Value Analysis
The GeForce 9800M GT launched at $160 MSRP and currently averages $5, while the GeForce GT 620 launched at $59 and now averages $20. The GeForce 9800M GT costs 75% less ($15 savings) at current market prices. Performance per dollar (G3D Mark / price): 76.2 (GeForce 9800M GT) vs 19.4 (GeForce GT 620) — the GeForce 9800M GT offers 292.8% better value. The GeForce GT 620 is the newer GPU (2012 vs 2008).
| Feature | GeForce 9800M GT | GeForce GT 620 |
|---|---|---|
| MSRP | $160 | $59-63% |
| Avg Price (30d) | $5-75% | $20 |
| Performance per Dollar | 76.2+293% | 19.4 |
| Codename | NB9E-GTX | GK107 |
| Release | July 15 2008 | June 5 2012 |
| Ranking | #825 | #837 |
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