
GeForce 305M vs GeForce 8400 GS

GeForce 305M
Popular choices:

GeForce 8400 GS
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 305M is positioned at rank 299 and the GeForce 8400 GS is on rank 461, so the GeForce 305M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 305M
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 7.9% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce 305M.
| Insight | GeForce 305M | GeForce 8400 GS |
|---|---|---|
| Performance | ❌Lower raw frame rates (-7.9%) | ✅Leading raw performance (+7.9%) |
| Longevity | 🛑Obsolete Architecture (2015 / Maxwell (2014−2017)) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| 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 305M and GeForce 8400 GS

GeForce 305M
The GeForce 305M is manufactured by NVIDIA. It was released in March 13 2015. It features the Maxwell architecture. The core clock ranges from 549 MHz to 549 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 151 points.

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 305M scores 151 versus the GeForce 8400 GS's 163 — the GeForce 8400 GS leads by 7.9%. The GeForce 305M is built on Maxwell while the GeForce 8400 GS uses Maxwell, both on a 28 nm process. Shader units: 384 (GeForce 305M) vs 384 (GeForce 8400 GS). Raw compute: 0.4216 TFLOPS (GeForce 305M) vs 0.8632 TFLOPS (GeForce 8400 GS). Boost clocks: 549 MHz vs 1124 MHz.
| Feature | GeForce 305M | GeForce 8400 GS |
|---|---|---|
| G3D Mark Score | 151 | 163+8% |
| Architecture | Maxwell | Maxwell |
| Process Node | 28 nm | 28 nm |
| Shading Units | 384 | 384 |
| Compute (TFLOPS) | 0.4216 TFLOPS | 0.8632 TFLOPS+105% |
| Boost Clock | 549 MHz | 1124 MHz+105% |
| ROPs | 8 | 8 |
| TMUs | 24+50% | 16 |
| L1 Cache | 192 KB | 192 KB |
| L2 Cache | 1 MB | 1 MB |
Advanced Features (DLSS/FSR)
| Feature | GeForce 305M | 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.
| Feature | GeForce 305M | 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 | 1 MB | 1 MB |
Display & API Support
DirectX support: 10.1 (GeForce 305M) vs 10.0 (GeForce 8400 GS). OpenGL: 3.3 vs 3.3. Maximum simultaneous displays: 2 vs 2.
| Feature | GeForce 305M | GeForce 8400 GS |
|---|---|---|
| DirectX | 10.1 | 10.0 |
| OpenGL | 3.3 | 3.3 |
| Max Displays | 2 | 2 |
Media & Encoding
Hardware encoder: None (GeForce 305M) vs No (GeForce 8400 GS). Decoder: PureVideo VP4 vs PureVideo HD VP2. Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 Part 2 (GeForce 305M) vs MPEG-2,H.264 (GeForce 8400 GS).
| Feature | GeForce 305M | GeForce 8400 GS |
|---|---|---|
| Encoder | None | No |
| Decoder | PureVideo VP4 | PureVideo HD VP2 |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 Part 2 | MPEG-2,H.264 |
Power & Dimensions
The GeForce 305M draws 33W versus the GeForce 8400 GS's 33W — a 0% difference. The GeForce 8400 GS is more power-efficient. Recommended PSU: 350W (GeForce 305M) vs 350W (GeForce 8400 GS). Power connectors: Legacy vs Legacy. Typical load temperature: 80°C vs 65°C.
| Feature | GeForce 305M | GeForce 8400 GS |
|---|---|---|
| TDP | 33W | 33W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | Legacy |
| Length | — | 170mm |
| Height | 0mm | 106mm |
| Slots | 1 | 1 |
| Temp (Load) | 80°C | 65°C-19% |
| Perf/Watt | 4.6 | 4.9+7% |
Value Analysis
The GeForce 305M is the newer GPU (2015 vs 2014).
| Feature | GeForce 305M | GeForce 8400 GS |
|---|---|---|
| MSRP | — | $30 |
| Avg Price (30d) | — | $30 |
| Codename | GM108 | GM108 |
| Release | March 13 2015 | March 17 2014 |
| Ranking | #880 | #850 |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.















