GeForce Go 7900 GTX vs Radeon HD 8400E
GeForce Go 7900 GTX
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Radeon HD 8400E
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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 Go 7900 GTX is positioned at rank 218 and the Radeon HD 8400E is on rank 140, so the Radeon HD 8400E offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce Go 7900 GTX
Performance Per Dollar Radeon HD 8400E
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 8400E is the superior choice for raw performance. It leads with a 2.2% higher G3D Mark score and 100% more VRAM (512 MB vs 256 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce Go 7900 GTX.
| Insight | GeForce Go 7900 GTX | Radeon HD 8400E |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.2%) | ✅Leading raw performance (+2.2%) |
| Longevity | 🛑Obsolete Architecture (2015 / Maxwell 2.0 (2014−2019)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon HD 8400E remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 Go 7900 GTX and Radeon HD 8400E
GeForce Go 7900 GTX
The GeForce Go 7900 GTX is manufactured by NVIDIA. It was released in June 2 2015. It features the Maxwell 2.0 architecture. The core clock ranges from 1000 MHz to 1075 MHz. It has 2816 shading units. The thermal design power (TDP) is 250W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 270 points. Launch price was $649.
Radeon HD 8400E
The Radeon HD 8400E is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The core clock speed is 1000 MHz. It has 1280 shading units. The thermal design power (TDP) is 200W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 276 points. Launch price was $349.
Graphics Performance
The GeForce Go 7900 GTX scores 270 and the Radeon HD 8400E reaches 276 in the G3D Mark benchmark — just a 2.2% difference, making them near-identical in rasterization performance. The GeForce Go 7900 GTX is built on Maxwell 2.0 while the Radeon HD 8400E uses GCN 1.0, both on a 28 nm process. Shader units: 2,816 (GeForce Go 7900 GTX) vs 1,280 (Radeon HD 8400E). Raw compute: 6.06 TFLOPS (GeForce Go 7900 GTX) vs 2.56 TFLOPS (Radeon HD 8400E).
| Feature | GeForce Go 7900 GTX | Radeon HD 8400E |
|---|---|---|
| G3D Mark Score | 270 | 276+2% |
| Architecture | Maxwell 2.0 | GCN 1.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 2816+120% | 1280 |
| Compute (TFLOPS) | 6.06 TFLOPS+137% | 2.56 TFLOPS |
| ROPs | 96+200% | 32 |
| TMUs | 176+120% | 80 |
| L1 Cache | 1 MB+223% | 0.31 MB |
| L2 Cache | 3 MB+500% | 0.5 MB |
Advanced Features (DLSS/FSR)
| Feature | GeForce Go 7900 GTX | Radeon HD 8400E |
|---|---|---|
| Upscaling Tech | FSR 2.1 (Compatible) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 (Compatible) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce Go 7900 GTX comes with 256 MB of VRAM, while the Radeon HD 8400E has 512 MB. The Radeon HD 8400E offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 3 MB (GeForce Go 7900 GTX) vs 0.5 MB (Radeon HD 8400E) — the GeForce Go 7900 GTX has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce Go 7900 GTX | Radeon HD 8400E |
|---|---|---|
| VRAM Capacity | 0.25 GB | 0.5 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 3 MB+500% | 0.5 MB |
Power & Dimensions
The GeForce Go 7900 GTX draws 250W versus the Radeon HD 8400E's 200W — a 22.2% difference. The Radeon HD 8400E is more power-efficient. Recommended PSU: 350W (GeForce Go 7900 GTX) vs 350W (Radeon HD 8400E). Power connectors: PCIe-powered vs 1x 6-pin.
| Feature | GeForce Go 7900 GTX | Radeon HD 8400E |
|---|---|---|
| TDP | 250W | 200W-20% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 85°C | — |
| Perf/Watt | 1.1 | 1.4+27% |
Value Analysis
The GeForce Go 7900 GTX is the newer GPU (2015 vs 2012).
| Feature | GeForce Go 7900 GTX | Radeon HD 8400E |
|---|---|---|
| MSRP | — | $30 |
| Avg Price (30d) | — | $5 |
| Codename | GM200 | Pitcairn |
| Release | June 2 2015 | March 5 2012 |
| Ranking | #179 | #460 |
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