
Radeon HD 8690A vs Mobility Radeon HD 4830

Radeon HD 8690A
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Mobility Radeon HD 4830
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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 Radeon HD 8690A is positioned at rank 559 and the Mobility Radeon HD 4830 is on rank 526, so the Mobility Radeon HD 4830 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon HD 8690A
Performance Per Dollar Mobility Radeon HD 4830
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 8690A is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score. However, the Mobility Radeon HD 4830 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.4%) | ❌Lower raw frame rates (-0.4%) |
| Longevity | 🛑Obsolete Architecture (2013 / GCN 1.0 (2012−2020)) | 🛑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 | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Mobility Radeon HD 4830 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Mobility Radeon HD 4830 holds the technical lead. Priced at $20 (vs $150), it costs 87% less, resulting in a 647.1% higher cost efficiency score.
| Insight | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+647.1%) |
| Upfront Cost | ⚠️Higher upfront cost ($150) | ✅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 Radeon HD 8690A and Mobility Radeon HD 4830

Radeon HD 8690A
The Radeon HD 8690A is manufactured by AMD. It was released in March 1 2013. It features the GCN 1.0 architecture. The core clock ranges from 775 MHz to 825 MHz. It has 320 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 514 points.

Mobility Radeon HD 4830
The Mobility Radeon HD 4830 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: 512 points.
Graphics Performance
The Radeon HD 8690A scores 514 and the Mobility Radeon HD 4830 reaches 512 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon HD 8690A is built on GCN 1.0 while the Mobility Radeon HD 4830 uses TeraScale, both on 28 nm vs 55 nm. Shader units: 320 (Radeon HD 8690A) vs 800 (Mobility Radeon HD 4830). Raw compute: 0.528 TFLOPS (Radeon HD 8690A) vs 0.88 TFLOPS (Mobility Radeon HD 4830).
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| G3D Mark Score | 514 | 512 |
| Architecture | GCN 1.0 | TeraScale |
| Process Node | 28 nm | 55 nm |
| Shading Units | 320 | 800+150% |
| Compute (TFLOPS) | 0.528 TFLOPS | 0.88 TFLOPS+67% |
| ROPs | 8 | 16+100% |
| TMUs | 20 | 40+100% |
| L1 Cache | 80 KB | 160 KB+100% |
| L2 Cache | 128 KB | 256 KB+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| 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 Radeon HD 8690A comes with 512 MB of VRAM, while the Mobility Radeon HD 4830 has 1 GB. The Mobility Radeon HD 4830 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit. L2 Cache: 128 KB (Radeon HD 8690A) vs 256 KB (Mobility Radeon HD 4830) — the Mobility Radeon HD 4830 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 128 KB | 256 KB+100% |
Display & API Support
DirectX support: 11_1 (Radeon HD 8690A) vs 10.1 (Mobility Radeon HD 4830). Maximum simultaneous displays: 0 vs 2.
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| DirectX | 11_1+9% | 10.1 |
| Max Displays | 0 | 2 |
Media & Encoding
Hardware encoder: UVD 3 (Radeon HD 8690A) vs Avivo HD (Mobility Radeon HD 4830). Decoder: UVD 3 vs UVD 2.
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| Encoder | UVD 3 | Avivo HD |
| Decoder | UVD 3 | UVD 2 |
| Codecs | — | H.264,MPEG-2,VC-1 |
Power & Dimensions
The Radeon HD 8690A draws 50W versus the Mobility Radeon HD 4830's 30W — a 50% difference. The Mobility Radeon HD 4830 is more power-efficient. Recommended PSU: 350W (Radeon HD 8690A) vs 350W (Mobility Radeon HD 4830). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| TDP | 50W | 30W-40% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Length | 1mm | — |
| Slots | 0-100% | 1 |
| Temp (Load) | — | 85°C |
| Perf/Watt | 10.3 | 17.1+66% |
Value Analysis
The Radeon HD 8690A launched at $150 MSRP and currently averages $150, while the Mobility Radeon HD 4830 launched at $130 and now averages $20. The Mobility Radeon HD 4830 costs 86.7% less ($130 savings) at current market prices. Performance per dollar (G3D Mark / price): 3.4 (Radeon HD 8690A) vs 25.6 (Mobility Radeon HD 4830) — the Mobility Radeon HD 4830 offers 652.9% better value. The Radeon HD 8690A is the newer GPU (2013 vs 2009).
| Feature | Radeon HD 8690A | Mobility Radeon HD 4830 |
|---|---|---|
| MSRP | $150 | $130-13% |
| Avg Price (30d) | $150 | $20-87% |
| Performance per Dollar | 3.4 | 25.6+653% |
| Codename | Sun | M98 |
| Release | March 1 2013 | January 9 2009 |
| Ranking | #891 | #927 |
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