
GeForce GT 555M vs GRID K340

GeForce GT 555M
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GRID K340
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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 GRID K340 is on rank 404, 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 GRID K340
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GRID K340 is the superior choice for raw performance. It leads with a 0.2% higher G3D Mark score. However, the GeForce GT 555M offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce GT 555M | GRID K340 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.2%) | ✅Leading raw performance (+0.2%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) |
| 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 $57), it costs 39% less, resulting in a 62.6% higher cost efficiency score.
| Insight | GeForce GT 555M | GRID K340 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+62.6%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($35) | ⚠️Higher upfront cost ($57) |
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 GRID K340

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.

GRID K340
The GRID K340 is manufactured by NVIDIA. It was released in July 23 2013. It features the Kepler architecture. The core clock speed is 950 MHz. It has 384 ×4 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 650 points. Launch price was $3,299.
Graphics Performance
The GeForce GT 555M scores 649 and the GRID K340 reaches 650 in the G3D Mark benchmark — just a 0.2% difference, making them near-identical in rasterization performance. The GeForce GT 555M is built on Kepler while the GRID K340 uses Kepler, both on a 28 nm process. Shader units: 384 (GeForce GT 555M) vs 384 (GRID K340). Raw compute: 0.7526 TFLOPS (GeForce GT 555M) vs 0.7296 TFLOPS ×4 (GRID K340).
| Feature | GeForce GT 555M | GRID K340 |
|---|---|---|
| G3D Mark Score | 649 | 650 |
| Architecture | Kepler | Kepler |
| Process Node | 28 nm | 28 nm |
| Shading Units | 384 | 384 ×4 |
| Compute (TFLOPS) | 0.7526 TFLOPS+3% | 0.7296 TFLOPS ×4 |
| ROPs | 16+100% | 8 ×4 |
| TMUs | 32 | 32 ×4 |
| L1 Cache | 32 KB | 32 KB |
| L2 Cache | 256 KB+100% | 128 KB |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 555M | GRID K340 |
|---|---|---|
| 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 GRID K340 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. L2 Cache: 256 KB (GeForce GT 555M) vs 128 KB (GRID K340) — the GeForce GT 555M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GT 555M | GRID K340 |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 256 KB+100% | 128 KB |
Power & Dimensions
The GeForce GT 555M draws 50W versus the GRID K340's 225W — a 127.3% difference. The GeForce GT 555M is more power-efficient. Recommended PSU: 350W (GeForce GT 555M) vs 350W (GRID K340). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | GeForce GT 555M | GRID K340 |
|---|---|---|
| TDP | 50W-78% | 225W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 75 | — |
| Perf/Watt | 13.0+348% | 2.9 |
Value Analysis
The GeForce GT 555M costs 38.6% less ($22 savings) at current market prices. Performance per dollar (G3D Mark / price): 18.5 (GeForce GT 555M) vs 11.4 (GRID K340) — the GeForce GT 555M offers 62.3% better value.
| Feature | GeForce GT 555M | GRID K340 |
|---|---|---|
| MSRP | — | $3299 |
| Avg Price (30d) | $35-39% | $57 |
| Performance per Dollar | 18.5+62% | 11.4 |
| Codename | GK107 | GK107 |
| Release | June 25 2013 | July 23 2013 |
| Ranking | #726 | #817 |
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