
GRID P4-1Q vs Mobility Radeon HD 4870

GRID P4-1Q
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Mobility Radeon HD 4870
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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 GRID P4-1Q is positioned at rank 413 and the Mobility Radeon HD 4870 is on rank 621, so the GRID P4-1Q offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GRID P4-1Q
Performance Per Dollar Mobility Radeon HD 4870
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The GRID P4-1Q is significantly newer (2015 vs 2009). The GRID P4-1Q likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Mobility Radeon HD 4870 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GRID P4-1Q is the superior choice for raw performance. It leads with a 1.4% higher G3D Mark score. However, the Mobility Radeon HD 4870 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| Performance | ✅Leading raw performance (+1.4%) | ❌Lower raw frame rates (-1.4%) |
| Longevity | 🛑Obsolete Architecture (2015 / Maxwell 2.0 (2014−2019)) | 🛑Obsolete Architecture (2009 / TeraScale (2005−2013)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
The Mobility Radeon HD 4870 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 4870 holds the technical lead. Priced at $20 (vs $185), it costs 89% less, resulting in a 812.3% higher cost efficiency score.
| Insight | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+812.3%) |
| Upfront Cost | ⚠️Higher upfront cost ($185) | ✅More affordable ($20) |
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 P4-1Q and Mobility Radeon HD 4870

GRID P4-1Q
The GRID P4-1Q is manufactured by NVIDIA. It was released in August 30 2015. It features the Maxwell 2.0 architecture. The core clock ranges from 557 MHz to 1178 MHz. It has 2048 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 730 points.

Mobility Radeon HD 4870
The Mobility Radeon HD 4870 is manufactured by AMD. It was released in January 9 2009. It features the TeraScale architecture. The core clock speed is 550 MHz. It has 800 shading units. The thermal design power (TDP) is 30W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 720 points.
Graphics Performance
The GRID P4-1Q scores 730 and the Mobility Radeon HD 4870 reaches 720 in the G3D Mark benchmark — just a 1.4% difference, making them near-identical in rasterization performance. The GRID P4-1Q is built on Maxwell 2.0 while the Mobility Radeon HD 4870 uses TeraScale, both on 28 nm vs 55 nm. Shader units: 2,048 (GRID P4-1Q) vs 800 (Mobility Radeon HD 4870). Raw compute: 4.825 TFLOPS (GRID P4-1Q) vs 0.88 TFLOPS (Mobility Radeon HD 4870).
| Feature | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| G3D Mark Score | 730+1% | 720 |
| Architecture | Maxwell 2.0 | TeraScale |
| Process Node | 28 nm | 55 nm |
| Shading Units | 2048+156% | 800 |
| Compute (TFLOPS) | 4.825 TFLOPS+448% | 0.88 TFLOPS |
| ROPs | 64+300% | 16 |
| TMUs | 128+220% | 40 |
| L1 Cache | 768 KB+380% | 160 KB |
| L2 Cache | 2 MB+700% | 0.25 MB |
Advanced Features (DLSS/FSR)
| Feature | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| 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)
The GRID P4-1Q comes with 512 MB of VRAM, while the Mobility Radeon HD 4870 has 1 GB. The Mobility Radeon HD 4870 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 64-bit. L2 Cache: 2 MB (GRID P4-1Q) vs 0.25 MB (Mobility Radeon HD 4870) — the GRID P4-1Q has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 64-bit |
| L2 Cache | 2 MB+700% | 0.25 MB |
Power & Dimensions
The GRID P4-1Q draws 225W versus the Mobility Radeon HD 4870's 30W — a 152.9% difference. The Mobility Radeon HD 4870 is more power-efficient. Recommended PSU: 350W (GRID P4-1Q) vs 350W (Mobility Radeon HD 4870). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| TDP | 225W | 30W-87% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Slots | — | 0 |
| Perf/Watt | 3.2 | 24.0+650% |
Value Analysis
The GRID P4-1Q launched at $5890 MSRP and currently averages $185, while the Mobility Radeon HD 4870 launched at $299 and now averages $20. The Mobility Radeon HD 4870 costs 89.2% less ($165 savings) at current market prices. Performance per dollar (G3D Mark / price): 3.9 (GRID P4-1Q) vs 36.0 (Mobility Radeon HD 4870) — the Mobility Radeon HD 4870 offers 823.1% better value. The GRID P4-1Q is the newer GPU (2015 vs 2009).
| Feature | GRID P4-1Q | Mobility Radeon HD 4870 |
|---|---|---|
| MSRP | $5890 | $299-95% |
| Avg Price (30d) | $185 | $20-89% |
| Performance per Dollar | 3.9 | 36.0+823% |
| Codename | GM204 | M98 |
| Release | August 30 2015 | January 9 2009 |
| Ranking | #525 | #927 |
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