
GeForce GT 555M vs GeForce 9800 S

GeForce GT 555M
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GeForce 9800 S
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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 555M is positioned at rank 95 and the GeForce 9800 S is on rank 510, so the GeForce GT 555M 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 555M
Performance Per Dollar GeForce 9800 S
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GT 555M is the superior choice for raw performance. It leads with a 2% higher G3D Mark score and 100% more VRAM (1 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 9800 S.
| Insight | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| Performance | ✅Leading raw performance (+2%) | ❌Lower raw frame rates (-2%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2008 / G9x (2007−2010)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
The GeForce GT 555M offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce GT 555M holds the technical lead. Priced at $35 (vs $40), it costs 13% less, resulting in a 16.6% higher cost efficiency score.
| Insight | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+16.6%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($35) | ⚠️Higher upfront cost ($40) |
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 555M and GeForce 9800 S

GeForce GT 555M
The GeForce GT 555M is manufactured by NVIDIA. It was released in June 25 2013. It features the Kepler architecture. The core clock speed is 980 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 649 points.

GeForce 9800 S
The GeForce 9800 S 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: 636 points.
Graphics Performance
The GeForce GT 555M scores 649 and the GeForce 9800 S reaches 636 in the G3D Mark benchmark — just a 2% difference, making them near-identical in rasterization performance. The GeForce GT 555M is built on Kepler while the GeForce 9800 S uses G9x, both on 28 nm vs 65 nm. Shader units: 384 (GeForce GT 555M) vs 224 (GeForce 9800 S).
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| G3D Mark Score | 649+2% | 636 |
| Architecture | Kepler | G9x |
| Process Node | 28 nm | 65 nm |
| Shading Units | 384+71% | 224 |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| 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 555M comes with 1 GB of VRAM, while the GeForce 9800 S has 512 MB. The GeForce GT 555M offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit.
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit+100% | 64-bit |
Display & API Support
DirectX support: 12 (11_0) (GeForce GT 555M) vs 11.1 (10_0) (GeForce 9800 S). OpenGL: 4.6 vs 3.3. Maximum simultaneous displays: 0 vs 2.
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| DirectX | 12 (11_0)+8% | 11.1 (10_0) |
| OpenGL | 4.6+39% | 3.3 |
| Max Displays | 0 | 2 |
Media & Encoding
Hardware encoder: None (GeForce GT 555M) vs No NVENC (Tesla) (GeForce 9800 S). Decoder: PureVideo HD (VP4) vs PureVideo HD VP2. Supported codecs: MPEG-2,VC-1,H.264,MPEG-4 (GeForce GT 555M) vs H.264,VC-1,MPEG-2 (GeForce 9800 S).
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| Encoder | None | No NVENC (Tesla) |
| Decoder | PureVideo HD (VP4) | PureVideo HD VP2 |
| Codecs | MPEG-2,VC-1,H.264,MPEG-4 | H.264,VC-1,MPEG-2 |
Power & Dimensions
The GeForce GT 555M draws 50W versus the GeForce 9800 S's 150W — a 100% difference. The GeForce GT 555M is more power-efficient. Recommended PSU: 350W (GeForce GT 555M) vs 350W (GeForce 9800 S). Power connectors: PCIe-powered vs Legacy. Typical load temperature: 75 vs 85°C.
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| TDP | 50W-67% | 150W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | 0 |
| Temp (Load) | 75-12% | 85°C |
| Perf/Watt | 13.0+210% | 4.2 |
Value Analysis
The GeForce GT 555M costs 12.5% less ($5 savings) at current market prices. Performance per dollar (G3D Mark / price): 18.5 (GeForce GT 555M) vs 15.9 (GeForce 9800 S) — the GeForce GT 555M offers 16.4% better value. The GeForce GT 555M is the newer GPU (2013 vs 2008).
| Feature | GeForce GT 555M | GeForce 9800 S |
|---|---|---|
| MSRP | — | $150 |
| Avg Price (30d) | $35-13% | $40 |
| Performance per Dollar | 18.5+16% | 15.9 |
| Codename | GK107 | NB9E-GTX |
| Release | June 25 2013 | July 15 2008 |
| Ranking | #726 | #825 |
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