GeForce 840A vs GeForce GTX 850M - MODDED
GeForce 840A
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GeForce GTX 850M - MODDED
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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 840A is positioned at rank 349 and the GeForce GTX 850M - MODDED is on rank 324, so the GeForce GTX 850M - MODDED offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce 840A
Performance Per Dollar GeForce GTX 850M - MODDED
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 840A is the superior choice for raw performance. It leads with a 2.1% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GeForce GTX 850M - MODDED.
| Insight | GeForce 840A | GeForce GTX 850M - MODDED |
|---|---|---|
| Performance | ✅Leading raw performance (+2.1%) | ❌Lower raw frame rates (-2.1%) |
| Longevity | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| 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
While current pricing data is unavailable, the GeForce 840A 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 840A and GeForce GTX 850M - MODDED
GeForce 840A
The GeForce 840A 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: 1,115 points.
GeForce GTX 850M - MODDED
The GeForce GTX 850M - MODDED is manufactured by NVIDIA. It was released in March 12 2014. It features the Maxwell architecture. The core clock speed is Up to 936 MHz. It has 640 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,092 points.
Graphics Performance
The GeForce 840A scores 1,115 and the GeForce GTX 850M - MODDED reaches 1,092 in the G3D Mark benchmark — just a 2.1% difference, making them near-identical in rasterization performance. The GeForce 840A is built on Maxwell while the GeForce GTX 850M - MODDED uses Maxwell, both on a 28 nm process. Shader units: 384 (GeForce 840A) vs 640 (GeForce GTX 850M - MODDED). Raw compute: 0.8632 TFLOPS (GeForce 840A) vs 1.155 TFLOPS (GeForce GTX 850M - MODDED).
| Feature | GeForce 840A | GeForce GTX 850M - MODDED |
|---|---|---|
| G3D Mark Score | 1,115+2% | 1,092 |
| Architecture | Maxwell | Maxwell |
| Process Node | 28 nm | 28 nm |
| Shading Units | 384 | 640+67% |
| Compute (TFLOPS) | 0.8632 TFLOPS | 1.155 TFLOPS+34% |
| ROPs | 8 | 16+100% |
| TMUs | 16 | 40+150% |
| L1 Cache | 192 KB | 320 KB+67% |
| L2 Cache | 1 MB | 2 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | GeForce 840A | GeForce GTX 850M - MODDED |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 2.1 (Compatible) |
| Frame Generation | Not Supported | FSR 3 (Compatible) |
| 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: 1 MB (GeForce 840A) vs 2 MB (GeForce GTX 850M - MODDED) — the GeForce GTX 850M - MODDED has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce 840A | GeForce GTX 850M - MODDED |
|---|---|---|
| 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 | 2 MB+100% |
Power & Dimensions
The GeForce 840A draws 33W versus the GeForce GTX 850M - MODDED's 45W — a 30.8% difference. The GeForce 840A is more power-efficient. Recommended PSU: 350W (GeForce 840A) vs 350W (GeForce GTX 850M - MODDED). Power connectors: Legacy vs PCIe-powered.
| Feature | GeForce 840A | GeForce GTX 850M - MODDED |
|---|---|---|
| TDP | 33W-27% | 45W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | PCIe-powered |
| Temp (Load) | 75°C | — |
| Perf/Watt | 33.8+39% | 24.3 |
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