CPU
GPU
GeForce 8400M GT
Popular choices:
RADEON X800 PRO
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 8400M GT is positioned at rank 682 and the RADEON X800 PRO is on rank 371, so the RADEON X800 PRO offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 8400M GT
Performance Per Dollar RADEON X800 PRO
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RADEON X800 PRO is significantly newer (2020 vs 2014). The RADEON X800 PRO likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce 8400M GT lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce 8400M GT is the superior choice for raw performance. It leads with a 3.1% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the RADEON X800 PRO.
| Insight | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| Performance | ✅Leading raw performance (+3.1%) | ❌Lower raw frame rates (-3.1%) |
| Longevity | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) | RDNA 2.0 (2020−2025) (7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
The RADEON X800 PRO offers a compelling cost-to-performance ratio. Priced at $15 versus $30 for the GeForce 8400M GT, it costs 50% less. While it maintains basic entry-level capabilities, this results in a 94% higher cost efficiency score.
| Insight | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+94%) |
| Upfront Cost | ⚠️Higher upfront cost ($30) | ✅More affordable ($15) |
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 8400M GT and RADEON X800 PRO
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.
RADEON X800 PRO
The RADEON X800 PRO is manufactured by AMD. It was released in October 28 2020. It features the RDNA 2.0 architecture. The core clock ranges from 1700 MHz to 2105 MHz. It has 3840 shading units. The thermal design power (TDP) is 250W. Manufactured using 7 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 65 points. Launch price was $579.
Graphics Performance
The GeForce 8400M GT scores 67 and the RADEON X800 PRO reaches 65 in the G3D Mark benchmark — just a 3.1% difference, making them near-identical in rasterization performance. The GeForce 8400M GT is built on Maxwell while the RADEON X800 PRO uses RDNA 2.0, both on 28 nm vs 7 nm. Shader units: 384 (GeForce 8400M GT) vs 3,840 (RADEON X800 PRO). Raw compute: 0.8632 TFLOPS (GeForce 8400M GT) vs 16.17 TFLOPS (RADEON X800 PRO). Boost clocks: 1124 MHz vs 2105 MHz.
| Feature | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| G3D Mark Score | 67+3% | 65 |
| Architecture | Maxwell | RDNA 2.0 |
| Process Node | 28 nm | 7 nm |
| Shading Units | 384 | 3840+900% |
| Compute (TFLOPS) | 0.8632 TFLOPS | 16.17 TFLOPS+1773% |
| Boost Clock | 1124 MHz | 2105 MHz+87% |
| ROPs | 8 | 96+1100% |
| TMUs | 16 | 240+1400% |
| L1 Cache | 192 KB | 768 KB+300% |
| L2 Cache | 1 MB | 4 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| 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)
Both cards feature 256 MB of GDDR5. Bus width: 128-bit vs 64-bit. L2 Cache: 1 MB (GeForce 8400M GT) vs 4 MB (RADEON X800 PRO) — the RADEON X800 PRO has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| VRAM Capacity | 0.25 GB | 0.25 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 1 MB | 4 MB+300% |
Power & Dimensions
The GeForce 8400M GT draws 33W versus the RADEON X800 PRO's 250W — a 153.4% difference. The GeForce 8400M GT is more power-efficient. Recommended PSU: 350W (GeForce 8400M GT) vs 350W (RADEON X800 PRO). Power connectors: Legacy vs Legacy.
| Feature | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| TDP | 33W-87% | 250W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | Legacy |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 75°C | — |
| Perf/Watt | 2.0+567% | 0.3 |
Value Analysis
The GeForce 8400M GT launched at $50 MSRP and currently averages $30, while the RADEON X800 PRO launched at $399 and now averages $15. The RADEON X800 PRO costs 50% less ($15 savings) at current market prices. Performance per dollar (G3D Mark / price): 2.2 (GeForce 8400M GT) vs 4.3 (RADEON X800 PRO) — the RADEON X800 PRO offers 95.5% better value. The RADEON X800 PRO is the newer GPU (2020 vs 2014).
| Feature | GeForce 8400M GT | RADEON X800 PRO |
|---|---|---|
| MSRP | $50-87% | $399 |
| Avg Price (30d) | $30 | $15-50% |
| Performance per Dollar | 2.2 | 4.3+95% |
| Codename | GM108 | Navi 21 |
| Release | March 12 2014 | October 28 2020 |
| Ranking | #854 | #65 |
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