
GeForce GT 820M vs GeForce GT 435M

GeForce GT 820M
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GeForce GT 435M
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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 GT 820M is positioned at rank 134 and the GeForce GT 435M is on rank 204, so the GeForce GT 820M offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce GT 820M
Performance Per Dollar GeForce GT 435M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GT 820M is the superior choice for raw performance. It leads with a 1.1% higher G3D Mark score. However, the GeForce GT 435M offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| Performance | ✅Leading raw performance (+1.1%) | ❌Lower raw frame rates (-1.1%) |
| Longevity | 🛑Obsolete Architecture (2014 / Maxwell 2.0 (2014−2019)) | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+300%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce GT 820M 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 GT 820M and GeForce GT 435M

GeForce GT 820M
The GeForce GT 820M is manufactured by NVIDIA. It was released in October 7 2014. It features the Maxwell 2.0 architecture. The core clock ranges from 1038 MHz to 1127 MHz. It has 1536 shading units. The thermal design power (TDP) is 100W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 542 points.

GeForce GT 435M
The GeForce GT 435M is manufactured by NVIDIA. It was released in April 1 2013. It features the Kepler architecture. The core clock speed is 549 MHz. It has 384 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 536 points.
Graphics Performance
The GeForce GT 820M scores 542 and the GeForce GT 435M reaches 536 in the G3D Mark benchmark — just a 1.1% difference, making them near-identical in rasterization performance. The GeForce GT 820M is built on Maxwell 2.0 while the GeForce GT 435M uses Kepler, both on a 28 nm process. Shader units: 1,536 (GeForce GT 820M) vs 384 (GeForce GT 435M). Raw compute: 1.659 TFLOPS (GeForce GT 820M) vs 0.4216 TFLOPS (GeForce GT 435M).
| Feature | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| G3D Mark Score | 542+1% | 536 |
| Architecture | Maxwell 2.0 | Kepler |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1536+300% | 384 |
| Compute (TFLOPS) | 1.659 TFLOPS+294% | 0.4216 TFLOPS |
| ROPs | 64+300% | 16 |
| TMUs | 96+200% | 32 |
| L1 Cache | 576 KB+1700% | 32 KB |
| L2 Cache | 2 MB+700% | 0.25 MB |
Advanced Features (DLSS/FSR)
| Feature | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| 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)
The GeForce GT 820M comes with 512 MB of VRAM, while the GeForce GT 435M has 2 GB. The GeForce GT 435M offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit. L2 Cache: 2 MB (GeForce GT 820M) vs 0.25 MB (GeForce GT 435M) — the GeForce GT 820M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| VRAM Capacity | 0.5 GB | 2 GB+300% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 2 MB+700% | 0.25 MB |
Display & API Support
DirectX support: 11.0 (GeForce GT 820M) vs 11.0 (GeForce GT 435M). Vulkan: None vs None. OpenGL: 4.0 vs 4.0. Maximum simultaneous displays: 1 vs 1.
| Feature | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| DirectX | 11.0 | 11.0 |
| Vulkan | None | None |
| OpenGL | 4.0 | 4.0 |
| Max Displays | 1 | 1 |
Media & Encoding
Hardware encoder: No (GeForce GT 820M) vs No (GeForce GT 435M). Decoder: PureVideo HD VP4 vs PureVideo HD VP4. Supported codecs: MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 820M) vs MPEG-2,H.264,VC-1,MPEG-4 ASP (GeForce GT 435M).
| Feature | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| Encoder | No | No |
| Decoder | PureVideo HD VP4 | PureVideo HD VP4 |
| Codecs | MPEG-2,H.264,VC-1,MPEG-4 ASP | MPEG-2,H.264,VC-1,MPEG-4 ASP |
Power & Dimensions
The GeForce GT 820M draws 100W versus the GeForce GT 435M's 45W — a 75.9% difference. The GeForce GT 435M is more power-efficient. Recommended PSU: 350W (GeForce GT 820M) vs 350W (GeForce GT 435M). Power connectors: PCIe-powered vs PCIe-powered. Card length: 0mm vs 0mm, occupying 0 vs 0 slots. Typical load temperature: 70°C vs 80°C.
| Feature | GeForce GT 820M | GeForce GT 435M |
|---|---|---|
| TDP | 100W | 45W-55% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | 0mm | 0mm |
| Height | 0mm | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | 70°C-13% | 80°C |
| Perf/Watt | 5.4 | 11.9+120% |
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