
GeForce 8400 GS vs Mobility Radeon HD 2600

GeForce 8400 GS
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Mobility Radeon HD 2600
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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 8400 GS is positioned at rank 461 and the Mobility Radeon HD 2600 is on rank 663, so the GeForce 8400 GS offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 8400 GS
Performance Per Dollar Mobility Radeon HD 2600
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Mobility Radeon HD 2600 is the superior choice for raw performance. It leads with a 3.1% higher G3D Mark score. However, the GeForce 8400 GS offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.1%) | ✅Leading raw performance (+3.1%) |
| Longevity | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Mobility Radeon HD 2600 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 2600 holds the technical lead. Priced at $30 (vs $30), it costs 0% less, resulting in a 3.1% higher cost efficiency score.
| Insight | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+3.1%) |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 8400 GS and Mobility Radeon HD 2600

GeForce 8400 GS
The GeForce 8400 GS is manufactured by NVIDIA. It was released in March 17 2014. It features the Maxwell architecture. The core clock ranges from 1029 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 163 points.

Mobility Radeon HD 2600
The Mobility Radeon HD 2600 is manufactured by AMD. It was released in January 7 2010. It features the TeraScale 2 architecture. The core clock speed is 700 MHz. It has 800 shading units. The thermal design power (TDP) is 50W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 168 points.
Graphics Performance
The GeForce 8400 GS scores 163 and the Mobility Radeon HD 2600 reaches 168 in the G3D Mark benchmark — just a 3.1% difference, making them near-identical in rasterization performance. The GeForce 8400 GS is built on Maxwell while the Mobility Radeon HD 2600 uses TeraScale 2, both on 28 nm vs 40 nm. Shader units: 384 (GeForce 8400 GS) vs 800 (Mobility Radeon HD 2600). Raw compute: 0.8632 TFLOPS (GeForce 8400 GS) vs 1.12 TFLOPS (Mobility Radeon HD 2600).
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| G3D Mark Score | 163 | 168+3% |
| Architecture | Maxwell | TeraScale 2 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 384 | 800+108% |
| Compute (TFLOPS) | 0.8632 TFLOPS | 1.12 TFLOPS+30% |
| ROPs | 8 | 16+100% |
| TMUs | 16 | 40+150% |
| L1 Cache | 192 KB+140% | 80 KB |
| L2 Cache | 1 MB+300% | 0.25 MB |
Advanced Features (DLSS/FSR)
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| 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 8400 GS comes with 512 MB of VRAM, while the Mobility Radeon HD 2600 has 256 MB. The GeForce 8400 GS offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 1 MB (GeForce 8400 GS) vs 0.25 MB (Mobility Radeon HD 2600) — the GeForce 8400 GS has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| VRAM Capacity | 0.5 GB+100% | 0.25 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 1 MB+300% | 0.25 MB |
Display & API Support
DirectX support: 10.0 (GeForce 8400 GS) vs 10.0 (Mobility Radeon HD 2600). Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| DirectX | 10.0 | 10.0 |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: No (GeForce 8400 GS) vs Avivo HD (Mobility Radeon HD 2600). Decoder: PureVideo HD VP2 vs Avivo HD. Supported codecs: MPEG-2,H.264 (GeForce 8400 GS) vs H.264,VC-1,MPEG-2 (Mobility Radeon HD 2600).
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| Encoder | No | Avivo HD |
| Decoder | PureVideo HD VP2 | Avivo HD |
| Codecs | MPEG-2,H.264 | H.264,VC-1,MPEG-2 |
Power & Dimensions
The GeForce 8400 GS draws 33W versus the Mobility Radeon HD 2600's 50W — a 41% difference. The GeForce 8400 GS is more power-efficient. Recommended PSU: 350W (GeForce 8400 GS) vs 350W (Mobility Radeon HD 2600). Power connectors: Legacy vs PCIe-powered. Typical load temperature: 65°C vs 80°C.
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| TDP | 33W-34% | 50W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | PCIe-powered |
| Length | 170mm | — |
| Height | 106mm | — |
| Slots | 1 | — |
| Temp (Load) | 65°C-19% | 80°C |
| Perf/Watt | 4.9+44% | 3.4 |
Value Analysis
The GeForce 8400 GS launched at $30 MSRP and currently averages $30, while the Mobility Radeon HD 2600 launched at $100 and now averages $30. Performance per dollar (G3D Mark / price): 5.4 (GeForce 8400 GS) vs 5.6 (Mobility Radeon HD 2600) — the Mobility Radeon HD 2600 offers 3.7% better value. The GeForce 8400 GS is the newer GPU (2014 vs 2010).
| Feature | GeForce 8400 GS | Mobility Radeon HD 2600 |
|---|---|---|
| MSRP | $30-70% | $100 |
| Avg Price (30d) | $30 | $30 |
| Performance per Dollar | 5.4 | 5.6+4% |
| Codename | GM108 | Broadway |
| Release | March 17 2014 | January 7 2010 |
| Ranking | #850 | #846 |
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