Radeon HD 8850M vs Radeon 620
Radeon HD 8850M
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Radeon 620
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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 8850M is positioned at rank 329 and the Radeon 620 is on rank 375, so the Radeon HD 8850M 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 8850M
Performance Per Dollar Radeon 620
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon 620 is significantly newer (2019 vs 2013). The Radeon 620 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon HD 8850M lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon HD 8850M is the superior choice for raw performance. It leads with a 2% higher G3D Mark score and 300% more VRAM (2 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon 620.
| Insight | Radeon HD 8850M | Radeon 620 |
|---|---|---|
| Performance | ✅Leading raw performance (+2%) | ❌Lower raw frame rates (-2%) |
| Longevity | 🛑Obsolete Architecture (2013 / GCN 1.0 (2012−2020)) | GCN 3.0 (2014−2019) (28nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+300%) | ❌ Less VRAM capacity |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon HD 8850M remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 8850M and Radeon 620
Radeon HD 8850M
The Radeon HD 8850M is manufactured by AMD. It was released in April 1 2013. It features the GCN 1.0 architecture. The core clock ranges from 575 MHz to 625 MHz. It has 640 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 973 points.
Radeon 620
The Radeon 620 is manufactured by AMD. It was released in May 13 2019. It features the GCN 3.0 architecture. The core clock ranges from 730 MHz to 1024 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 954 points.
Graphics Performance
The Radeon HD 8850M scores 973 and the Radeon 620 reaches 954 in the G3D Mark benchmark — just a 2% difference, making them near-identical in rasterization performance. The Radeon HD 8850M is built on GCN 1.0 while the Radeon 620 uses GCN 3.0, both on a 28 nm process. Shader units: 640 (Radeon HD 8850M) vs 384 (Radeon 620). Raw compute: 0.8 TFLOPS (Radeon HD 8850M) vs 0.7864 TFLOPS (Radeon 620). Boost clocks: 625 MHz vs 1024 MHz.
| Feature | Radeon HD 8850M | Radeon 620 |
|---|---|---|
| G3D Mark Score | 973+2% | 954 |
| Architecture | GCN 1.0 | GCN 3.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 640+67% | 384 |
| Compute (TFLOPS) | 0.8 TFLOPS+2% | 0.7864 TFLOPS |
| Boost Clock | 625 MHz | 1024 MHz+64% |
| ROPs | 16+100% | 8 |
| TMUs | 40+67% | 24 |
| L1 Cache | 160 KB+67% | 96 KB |
| L2 Cache | 256 KB+100% | 128 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 8850M | Radeon 620 |
|---|---|---|
| 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 8850M comes with 2 GB of VRAM, while the Radeon 620 has 512 MB. The Radeon HD 8850M offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 128-bit. L2 Cache: 256 KB (Radeon HD 8850M) vs 128 KB (Radeon 620) — the Radeon HD 8850M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 8850M | Radeon 620 |
|---|---|---|
| VRAM Capacity | 2 GB+300% | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 128-bit |
| L2 Cache | 256 KB+100% | 128 KB |
Power & Dimensions
The Radeon HD 8850M draws 50W versus the Radeon 620's 50W — a 0% difference. The Radeon 620 is more power-efficient. Recommended PSU: 350W (Radeon HD 8850M) vs 350W (Radeon 620). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | Radeon HD 8850M | Radeon 620 |
|---|---|---|
| TDP | 50W | 50W |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Slots | 0 | — |
| Temp (Load) | 75°C | — |
| Perf/Watt | 19.5+2% | 19.1 |
Value Analysis
The Radeon 620 is the newer GPU (2019 vs 2013).
| Feature | Radeon HD 8850M | Radeon 620 |
|---|---|---|
| MSRP | — | $100 |
| Avg Price (30d) | — | $50 |
| Codename | Venus | Polaris 24 |
| Release | April 1 2013 | May 13 2019 |
| Ranking | #894 | #898 |
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