
GRID M40
Popular choices:

Radeon HD 6850 X2
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. The GRID M40 is positioned at rank #265 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 GRID M40
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6850 X2 is the superior choice for raw performance. It leads with a 1.4% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the GRID M40.
| Insight | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.4%) | ✅Leading raw performance (+1.4%) |
| Longevity | 🛑Obsolete Architecture (2016 / Maxwell (2014−2017)) | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | Standard Size (285mm) |
💎 Value Proposition
The Radeon HD 6850 X2 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 6850 X2 holds the technical lead. Priced at $50 (vs $100), it costs 50% less, resulting in a 102.7% higher cost efficiency score.
| Insight | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+102.7%) |
| Upfront Cost | ⚠️Higher upfront cost ($100) | ✅More affordable ($50) |
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 GRID M40 and Radeon HD 6850 X2

GRID M40
The GRID M40 is manufactured by NVIDIA. It was released in May 18 2016. It features the Maxwell architecture. The core clock ranges from 1033 MHz to 1000 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,500 points.

Radeon HD 6850 X2
The Radeon HD 6850 X2 is manufactured by AMD. It was released in September 19 2011. It features the TeraScale 2 architecture. The core clock speed is 800 MHz. It has 960 ×2 shading units. The thermal design power (TDP) is 254W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 2,534 points.
Graphics Performance
The GRID M40 scores 2,500 and the Radeon HD 6850 X2 reaches 2,534 in the G3D Mark benchmark — just a 1.4% difference, making them near-identical in rasterization performance. The GRID M40 is built on Maxwell while the Radeon HD 6850 X2 uses TeraScale 2, both on 28 nm vs 40 nm. Shader units: 384 (GRID M40) vs 960 (Radeon HD 6850 X2). Raw compute: 0.7933 TFLOPS (GRID M40) vs 1.536 TFLOPS ×2 (Radeon HD 6850 X2).
| Feature | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| G3D Mark Score | 2,500 | 2,534+1% |
| Architecture | Maxwell | TeraScale 2 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 384 | 960 ×2+150% |
| Compute (TFLOPS) | 0.7933 TFLOPS | 1.536 TFLOPS ×2+94% |
| ROPs | 16 | 32 ×2+100% |
| TMUs | 32 | 48 ×2+50% |
| L1 Cache | 192 KB | 192 KB |
| L2 Cache | 2 MB+300% | 0.5 MB |
Advanced Features (DLSS/FSR)
| Feature | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 2 GB of GDDR5. Bus width: 64-bit vs 128-bit. L2 Cache: 2 MB (GRID M40) vs 0.5 MB (Radeon HD 6850 X2) — the GRID M40 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 2 MB+300% | 0.5 MB |
Power & Dimensions
The GRID M40 draws 50W versus the Radeon HD 6850 X2's 254W — a 134.2% difference. The GRID M40 is more power-efficient. Recommended PSU: 350W (GRID M40) vs 600W (Radeon HD 6850 X2). Power connectors: PCIe-powered vs 2x 8-pin.
| Feature | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| TDP | 50W-80% | 254W |
| Recommended PSU | 350W-42% | 600W |
| Power Connector | PCIe-powered | 2x 8-pin |
| Length | — | 285mm |
| Slots | — | 2 |
| Perf/Watt | 50.0+400% | 10.0 |
Value Analysis
The GRID M40 launched at $1000 MSRP and currently averages $100, while the Radeon HD 6850 X2 launched at $350 and now averages $50. The Radeon HD 6850 X2 costs 50% less ($50 savings) at current market prices. Performance per dollar (G3D Mark / price): 25.0 (GRID M40) vs 50.7 (Radeon HD 6850 X2) — the Radeon HD 6850 X2 offers 102.8% better value. The GRID M40 is the newer GPU (2016 vs 2011).
| Feature | GRID M40 | Radeon HD 6850 X2 |
|---|---|---|
| MSRP | $1000 | $350-65% |
| Avg Price (30d) | $100 | $50-50% |
| Performance per Dollar | 25.0 | 50.7+103% |
| Codename | GM107 | Barts |
| Release | May 18 2016 | September 19 2011 |
| Ranking | #742 | #630 |
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