
GeForce Go 7700
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GeForce 8400 GS
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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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar
Performance Per Dollar GeForce 8400 GS
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 8400 GS is the superior choice for raw performance. It leads with a 10.1% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce Go 7700.
| Insight | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| Performance | ❌Lower raw frame rates (-10.1%) | ✅Leading raw performance (+10.1%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
While current pricing data is unavailable, the GeForce 8400 GS 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 7700 and GeForce 8400 GS

GeForce Go 7700
The GeForce Go 7700 is manufactured by NVIDIA. It was released in May 30 2013. It features the Kepler architecture. The core clock ranges from 1046 MHz to 1085 MHz. It has 1536 shading units. The thermal design power (TDP) is 230W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 148 points. Launch price was $399.

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.
Graphics Performance
In G3D Mark, the GeForce Go 7700 scores 148 versus the GeForce 8400 GS's 163 — the GeForce 8400 GS leads by 10.1%. The GeForce Go 7700 is built on Kepler while the GeForce 8400 GS uses Maxwell, both on a 28 nm process. Shader units: 1,536 (GeForce Go 7700) vs 384 (GeForce 8400 GS). Raw compute: 3.333 TFLOPS (GeForce Go 7700) vs 0.8632 TFLOPS (GeForce 8400 GS). Boost clocks: 1085 MHz vs 1124 MHz.
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| G3D Mark Score | 148 | 163+10% |
| Architecture | Kepler | Maxwell |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1536+300% | 384 |
| Compute (TFLOPS) | 3.333 TFLOPS+286% | 0.8632 TFLOPS |
| Boost Clock | 1085 MHz | 1124 MHz+4% |
| ROPs | 32+300% | 8 |
| TMUs | 128+700% | 16 |
| L1 Cache | 128 KB | 192 KB+50% |
| L2 Cache | 0.5 MB | 1 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| 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)
Both cards feature 512 MB of GDDR5. Bus width: 128-bit vs 128-bit. L2 Cache: 0.5 MB (GeForce Go 7700) vs 1 MB (GeForce 8400 GS) — the GeForce 8400 GS has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 0.5 MB | 1 MB+100% |
Display & API Support
DirectX support: 9.0c (GeForce Go 7700) vs 10.0 (GeForce 8400 GS). Vulkan: None vs None. OpenGL: 2.1 vs 3.3. Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| DirectX | 9.0c | 10.0+11% |
| Vulkan | None | None |
| OpenGL | 2.1 | 3.3+57% |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: No (GeForce Go 7700) vs No (GeForce 8400 GS). Decoder: PureVideo vs PureVideo HD VP2. Supported codecs: MPEG-2,WMV9,H.264 (GeForce Go 7700) vs MPEG-2,H.264 (GeForce 8400 GS).
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| Encoder | No | No |
| Decoder | PureVideo | PureVideo HD VP2 |
| Codecs | MPEG-2,WMV9,H.264 | MPEG-2,H.264 |
Power & Dimensions
The GeForce Go 7700 draws 230W versus the GeForce 8400 GS's 33W — a 149.8% difference. The GeForce 8400 GS is more power-efficient. Recommended PSU: 350W (GeForce Go 7700) vs 350W (GeForce 8400 GS). Power connectors: Legacy vs Legacy. Card length: 0mm vs 170mm, occupying 0 vs 1 slots. Typical load temperature: 85°C vs 65°C.
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| TDP | 230W | 33W-86% |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | Legacy |
| Length | 0mm | 170mm |
| Height | 0mm | 106mm |
| Slots | 0-100% | 1 |
| Temp (Load) | 85°C | 65°C-24% |
| Perf/Watt | 0.6 | 4.9+717% |
Value Analysis
The GeForce 8400 GS is the newer GPU (2014 vs 2013).
| Feature | GeForce Go 7700 | GeForce 8400 GS |
|---|---|---|
| MSRP | — | $30 |
| Avg Price (30d) | — | $30 |
| Codename | GK104 | GM108 |
| Release | May 30 2013 | March 17 2014 |
| Ranking | #398 | #850 |
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