Mobility Radeon HD 5870 vs GeForce 840A
Mobility Radeon HD 5870
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GeForce 840A
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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 Mobility Radeon HD 5870 is positioned at rank 603 and the GeForce 840A is on rank 349, so the GeForce 840A offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Mobility Radeon HD 5870
Performance Per Dollar GeForce 840A
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 840A is the superior choice for raw performance. It leads with a 2.5% higher G3D Mark score. However, the Mobility Radeon HD 5870 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.5%) | ✅Leading raw performance (+2.5%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
The GeForce 840A offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce 840A holds the technical lead. Priced at $25 (vs $50), it costs 50% less, resulting in a 105% higher cost efficiency score.
| Insight | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+105%) |
| Upfront Cost | ⚠️Higher upfront cost ($50) | ✅More affordable ($25) |
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 Mobility Radeon HD 5870 and GeForce 840A
Mobility Radeon HD 5870
The Mobility Radeon HD 5870 is manufactured by AMD. It was released in January 7 2010. It features the TeraScale 2 architecture. The core clock speed is 700 MHz. It has 800 shading units. The thermal design power (TDP) is 50W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,088 points.
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.
Graphics Performance
The Mobility Radeon HD 5870 scores 1,088 and the GeForce 840A reaches 1,115 in the G3D Mark benchmark — just a 2.5% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 5870 is built on TeraScale 2 while the GeForce 840A uses Maxwell, both on 40 nm vs 28 nm. Shader units: 800 (Mobility Radeon HD 5870) vs 384 (GeForce 840A). Raw compute: 1.12 TFLOPS (Mobility Radeon HD 5870) vs 0.8632 TFLOPS (GeForce 840A).
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| G3D Mark Score | 1,088 | 1,115+2% |
| Architecture | TeraScale 2 | Maxwell |
| Process Node | 40 nm | 28 nm |
| Shading Units | 800+108% | 384 |
| Compute (TFLOPS) | 1.12 TFLOPS+30% | 0.8632 TFLOPS |
| ROPs | 16+100% | 8 |
| TMUs | 40+150% | 16 |
| L1 Cache | 80 KB | 192 KB+140% |
| L2 Cache | 0.25 MB | 1 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | Standard |
Video Memory (VRAM)
The Mobility Radeon HD 5870 comes with 1 GB of VRAM, while the GeForce 840A has 512 MB. The Mobility Radeon HD 5870 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 0.25 MB (Mobility Radeon HD 5870) vs 1 MB (GeForce 840A) — the GeForce 840A has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 0.25 MB | 1 MB+300% |
Display & API Support
DirectX support: 11 (5.0) (Mobility Radeon HD 5870) vs 12 (11_0) (GeForce 840A). Vulkan: N/A vs 1.1. OpenGL: 4.4 vs 4.5. Maximum simultaneous displays: 0 vs 3.
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| DirectX | 11 (5.0) | 12 (11_0)+9% |
| Vulkan | N/A | 1.1 |
| OpenGL | 4.4 | 4.5+2% |
| Max Displays | 0 | 3 |
Media & Encoding
Hardware encoder: None (Mobility Radeon HD 5870) vs NVENC (Maxwell) (GeForce 840A). Decoder: UVD 2.2 vs NVDEC (Maxwell). Supported codecs: H.264,VC-1,MPEG-2 (Mobility Radeon HD 5870) vs H.264,VC-1,MPEG-2 (GeForce 840A).
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| Encoder | None | NVENC (Maxwell) |
| Decoder | UVD 2.2 | NVDEC (Maxwell) |
| Codecs | H.264,VC-1,MPEG-2 | H.264,VC-1,MPEG-2 |
Power & Dimensions
The Mobility Radeon HD 5870 draws 50W versus the GeForce 840A's 33W — a 41% difference. The GeForce 840A is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 5870) vs 350W (GeForce 840A). Power connectors: PCIe-powered vs Legacy. Typical load temperature: 85 vs 75°C.
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| TDP | 50W | 33W-34% |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | Legacy |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 85 | 75°C-12% |
| Perf/Watt | 21.8 | 33.8+55% |
Value Analysis
The Mobility Radeon HD 5870 launched at $399 MSRP and currently averages $50, while the GeForce 840A launched at $100 and now averages $25. The GeForce 840A costs 50% less ($25 savings) at current market prices. Performance per dollar (G3D Mark / price): 21.8 (Mobility Radeon HD 5870) vs 44.6 (GeForce 840A) — the GeForce 840A offers 104.6% better value. The GeForce 840A is the newer GPU (2014 vs 2010).
| Feature | Mobility Radeon HD 5870 | GeForce 840A |
|---|---|---|
| MSRP | $399 | $100-75% |
| Avg Price (30d) | $50 | $25-50% |
| Performance per Dollar | 21.8 | 44.6+105% |
| Codename | Broadway | GM108 |
| Release | January 7 2010 | March 17 2014 |
| Ranking | #846 | #850 |
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