Mobility Radeon HD 4870 vs Radeon R7 A8-8650
Mobility Radeon HD 4870
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Radeon R7 A8-8650
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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 4870 is positioned at rank 621 and the Radeon R7 A8-8650 is on rank 309, so the Radeon R7 A8-8650 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 4870
Performance Per Dollar Radeon R7 A8-8650
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Mobility Radeon HD 4870 is the superior choice for raw performance. It leads with a 0.1% higher G3D Mark score and 100% more VRAM (1 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon R7 A8-8650.
| Insight | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.1%) | ❌Lower raw frame rates (-0.1%) |
| Longevity | 🛑Obsolete Architecture (2009 / TeraScale (2005−2013)) | 🛑Obsolete Architecture (2014 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | Normal Efficiency | Normal Efficiency |
| 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 $20), it costs 0% less, resulting in a 0.1% higher cost efficiency score.
| Insight | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+0.1%) | ❌Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 4870 and Radeon R7 A8-8650
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.
Radeon R7 A8-8650
The Radeon R7 A8-8650 is manufactured by AMD. It was released in January 9 2014. It features the GCN 1.0 architecture. The core clock ranges from 725 MHz to 825 MHz. It has 384 shading units. The thermal design power (TDP) is 30W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 719 points.
Graphics Performance
The Mobility Radeon HD 4870 scores 720 and the Radeon R7 A8-8650 reaches 719 in the G3D Mark benchmark — just a 0.1% difference, making them near-identical in rasterization performance. The Mobility Radeon HD 4870 is built on TeraScale while the Radeon R7 A8-8650 uses GCN 1.0, both on 55 nm vs 28 nm. Shader units: 800 (Mobility Radeon HD 4870) vs 384 (Radeon R7 A8-8650). Raw compute: 0.88 TFLOPS (Mobility Radeon HD 4870) vs 0.6336 TFLOPS (Radeon R7 A8-8650).
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| G3D Mark Score | 720 | 719 |
| Architecture | TeraScale | GCN 1.0 |
| Process Node | 55 nm | 28 nm |
| Shading Units | 800+108% | 384 |
| Compute (TFLOPS) | 0.88 TFLOPS+39% | 0.6336 TFLOPS |
| ROPs | 16+100% | 8 |
| TMUs | 40+67% | 24 |
| L1 Cache | 160 KB+67% | 96 KB |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| 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 | AMD Anti-Lag |
Video Memory (VRAM)
The Mobility Radeon HD 4870 comes with 1 GB of VRAM, while the Radeon R7 A8-8650 has 512 MB. The Mobility Radeon HD 4870 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit.
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 256 KB | 256 KB |
Display & API Support
DirectX support: 10.1 (Mobility Radeon HD 4870) vs 12 (12_0) (Radeon R7 A8-8650). OpenGL: 3.3 vs 4.6. Maximum simultaneous displays: 2 vs 3.
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| DirectX | 10.1 | 12 (12_0)+19% |
| OpenGL | 3.3 | 4.6+39% |
| Max Displays | 2 | 3+50% |
Media & Encoding
Decoder: UVD 2.0 vs UVD 6.0. Supported codecs: H.264,VC-1,MPEG-2 (Mobility Radeon HD 4870) vs H.264,VC-1,MPEG-2,MPEG-4 (Radeon R7 A8-8650).
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| Encoder | — | VCE 2.0 |
| Decoder | UVD 2.0 | UVD 6.0 |
| Codecs | H.264,VC-1,MPEG-2 | H.264,VC-1,MPEG-2,MPEG-4 |
Power & Dimensions
The Mobility Radeon HD 4870 draws 30W versus the Radeon R7 A8-8650's 30W — a 0% difference. The Radeon R7 A8-8650 is more power-efficient. Recommended PSU: 350W (Mobility Radeon HD 4870) vs 350W (Radeon R7 A8-8650). Power connectors: PCIe-powered vs PCIe-powered.
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| TDP | 30W | 30W |
| Recommended PSU | 350W | 350W |
| Power Connector | PCIe-powered | PCIe-powered |
| Length | — | 0mm |
| Height | — | 0mm |
| Slots | 0 | 0 |
| Temp (Load) | — | 72 |
| Perf/Watt | 24.0 | 24.0 |
Value Analysis
The Mobility Radeon HD 4870 launched at $299 MSRP and currently averages $20, while the Radeon R7 A8-8650 launched at $49 and now averages $20. Performance per dollar (G3D Mark / price): 36.0 (Mobility Radeon HD 4870) vs 36.0 (Radeon R7 A8-8650) — the Radeon R7 A8-8650 offers 0% better value. The Radeon R7 A8-8650 is the newer GPU (2014 vs 2009).
| Feature | Mobility Radeon HD 4870 | Radeon R7 A8-8650 |
|---|---|---|
| MSRP | $299 | $49-84% |
| Avg Price (30d) | $20 | $20 |
| Performance per Dollar | 36.0 | 36.0 |
| Codename | M98 | Opal |
| Release | January 9 2009 | January 9 2014 |
| Ranking | #927 | #890 |
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