MOBILITY RADEON X700 XL vs GeForce 8400M GT
MOBILITY RADEON X700 XL
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GeForce 8400M GT
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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 MOBILITY RADEON X700 XL is positioned at rank 685 and the GeForce 8400M GT is on rank 682, so the GeForce 8400M GT offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar MOBILITY RADEON X700 XL
Performance Per Dollar GeForce 8400M GT
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 8400M GT is the superior choice for raw performance. It leads with a 11.7% higher G3D Mark score. However, the MOBILITY RADEON X700 XL offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| Performance | ❌Lower raw frame rates (-11.7%) | ✅Leading raw performance (+11.7%) |
| Longevity | 🛑Obsolete Architecture (2009 / TeraScale (2005−2013)) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The MOBILITY RADEON X700 XL offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the MOBILITY RADEON X700 XL holds the technical lead. Priced at $10 (vs $30), it costs 67% less, resulting in a 168.7% higher cost efficiency score.
| Insight | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+168.7%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($10) | ⚠️Higher upfront cost ($30) |
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 MOBILITY RADEON X700 XL and GeForce 8400M GT
MOBILITY RADEON X700 XL
The MOBILITY RADEON X700 XL is manufactured by AMD. It was released in January 9 2009. It features the TeraScale architecture. The core clock speed is 550 MHz. It has 800 ×2 shading units. The thermal design power (TDP) is 30W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 60 points.
GeForce 8400M GT
The GeForce 8400M GT is manufactured by NVIDIA. It was released in March 12 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: 67 points.
Graphics Performance
In G3D Mark, the MOBILITY RADEON X700 XL scores 60 versus the GeForce 8400M GT's 67 — the GeForce 8400M GT leads by 11.7%. The MOBILITY RADEON X700 XL is built on TeraScale while the GeForce 8400M GT uses Maxwell, both on 55 nm vs 28 nm. Shader units: 800 (MOBILITY RADEON X700 XL) vs 384 (GeForce 8400M GT). Raw compute: 0.88 TFLOPS ×2 (MOBILITY RADEON X700 XL) vs 0.8632 TFLOPS (GeForce 8400M GT).
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| G3D Mark Score | 60 | 67+12% |
| Architecture | TeraScale | Maxwell |
| Process Node | 55 nm | 28 nm |
| Shading Units | 800 ×2+108% | 384 |
| Compute (TFLOPS) | 0.88 TFLOPS ×2+2% | 0.8632 TFLOPS |
| ROPs | 16 ×2+100% | 8 |
| TMUs | 40 ×2+150% | 16 |
| L1 Cache | 160 KB | 192 KB+20% |
| L2 Cache | 0.25 MB | 1 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | Standard |
Video Memory (VRAM)
The MOBILITY RADEON X700 XL comes with 512 MB of VRAM, while the GeForce 8400M GT has 256 MB. The MOBILITY RADEON X700 XL offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit. L2 Cache: 0.25 MB (MOBILITY RADEON X700 XL) vs 1 MB (GeForce 8400M GT) — the GeForce 8400M GT has significantly larger on-die cache to reduce VRAM reliance.
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| VRAM Capacity | 0.5 GB+100% | 0.25 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 0.25 MB | 1 MB+300% |
Display & API Support
DirectX support: 9_0b (MOBILITY RADEON X700 XL) vs 10.0 (GeForce 8400M GT). OpenGL: 2.1 vs 3.3. Maximum simultaneous displays: 0 vs 1.
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| DirectX | 9_0b | 10.0+11% |
| OpenGL | 2.1 | 3.3+57% |
| Max Displays | 0 | 1 |
Media & Encoding
Supported codecs: MPEG-1,MPEG-2,DivX,WMV9 (MOBILITY RADEON X700 XL) vs MPEG-2,H.264,VC-1 (GeForce 8400M GT).
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| Encoder | — | No |
| Decoder | — | PureVideo HD VP2 |
| Codecs | MPEG-1,MPEG-2,DivX,WMV9 | MPEG-2,H.264,VC-1 |
Power & Dimensions
The MOBILITY RADEON X700 XL draws 30W versus the GeForce 8400M GT's 33W — a 9.5% difference. The MOBILITY RADEON X700 XL is more power-efficient. Recommended PSU: 350W (MOBILITY RADEON X700 XL) vs 350W (GeForce 8400M GT). Power connectors: PCIe-powered vs Legacy. Card length: 1mm vs 0mm, occupying 0 vs 0 slots.
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| TDP | 30W-9% | 33W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Length | 1mm | 0mm |
| Height | — | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | — | 75°C |
| Perf/Watt | 2.0 | 2.0 |
Value Analysis
The MOBILITY RADEON X700 XL launched at $49 MSRP and currently averages $10, while the GeForce 8400M GT launched at $50 and now averages $30. The MOBILITY RADEON X700 XL costs 66.7% less ($20 savings) at current market prices. Performance per dollar (G3D Mark / price): 6.0 (MOBILITY RADEON X700 XL) vs 2.2 (GeForce 8400M GT) — the MOBILITY RADEON X700 XL offers 172.7% better value. The GeForce 8400M GT is the newer GPU (2014 vs 2009).
| Feature | MOBILITY RADEON X700 XL | GeForce 8400M GT |
|---|---|---|
| MSRP | $49-2% | $50 |
| Avg Price (30d) | $10-67% | $30 |
| Performance per Dollar | 6.0+173% | 2.2 |
| Codename | M98 | GM108 |
| Release | January 9 2009 | March 12 2014 |
| Ranking | #818 | #854 |
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