
Radeon RX Vega 6 vs Radeon HD 7770M

Radeon RX Vega 6
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Radeon HD 7770M
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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.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar
Performance Per Dollar Radeon HD 7770M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 7770M is the superior choice for raw performance. It leads with a 0.5% higher G3D Mark score and 100+% more VRAM (512 MB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX Vega 6.
| Insight | Radeon RX Vega 6 | Radeon HD 7770M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.5%) | ✅Leading raw performance (+0.5%) |
| Longevity | 🛑Obsolete Architecture (2017 / GCN 5.0 (2017−2020)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| 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
While current pricing data is unavailable, the Radeon HD 7770M 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 RX Vega 6 and Radeon HD 7770M

Radeon RX Vega 6
The Radeon RX Vega 6 is manufactured by AMD. It was released in August 7 2017. It features the GCN 5.0 architecture. The core clock ranges from 1247 MHz to 1546 MHz. It has 4096 shading units. The thermal design power (TDP) is 295W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 1,492 points. Launch price was $499.

Radeon HD 7770M
The Radeon HD 7770M is manufactured by AMD. It was released in April 24 2012. It features the GCN 1.0 architecture. The core clock speed is 675 MHz. It has 512 shading units. The thermal design power (TDP) is 32W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,500 points.
Graphics Performance
The Radeon RX Vega 6 scores 1,492 and the Radeon HD 7770M reaches 1,500 in the G3D Mark benchmark — just a 0.5% difference, making them near-identical in rasterization performance. The Radeon RX Vega 6 is built on GCN 5.0 while the Radeon HD 7770M uses GCN 1.0, both on 14 nm vs 28 nm. Shader units: 4,096 (Radeon RX Vega 6) vs 512 (Radeon HD 7770M). Raw compute: 12.66 TFLOPS (Radeon RX Vega 6) vs 0.6912 TFLOPS (Radeon HD 7770M).
| Feature | Radeon RX Vega 6 | Radeon HD 7770M |
|---|---|---|
| G3D Mark Score | 1,492 | 1,500 |
| Architecture | GCN 5.0 | GCN 1.0 |
| Process Node | 14 nm | 28 nm |
| Shading Units | 4096+700% | 512 |
| Compute (TFLOPS) | 12.66 TFLOPS+1732% | 0.6912 TFLOPS |
| ROPs | 64+300% | 16 |
| TMUs | 256+700% | 32 |
| L1 Cache | 1 MB+669% | 0.13 MB |
| L2 Cache | 4 MB+1500% | 0.25 MB |
Advanced Features (DLSS/FSR)
| Feature | Radeon RX Vega 6 | Radeon HD 7770M |
|---|---|---|
| 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 RX Vega 6 comes with 0 MB of VRAM, while the Radeon HD 7770M has 512 MB. The Radeon HD 7770M offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs System. L2 Cache: 4 MB (Radeon RX Vega 6) vs 0.25 MB (Radeon HD 7770M) — the Radeon RX Vega 6 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX Vega 6 | Radeon HD 7770M |
|---|---|---|
| VRAM Capacity | Shared System RAM | 0.5 GB |
| Memory Type | Shared | Shared |
| Memory Bandwidth | System | System |
| Bus Width | System | System |
| L2 Cache | 4 MB+1500% | 0.25 MB |
Power & Dimensions
The Radeon RX Vega 6 draws 295W versus the Radeon HD 7770M's 32W — a 160.9% difference. The Radeon HD 7770M is more power-efficient. Recommended PSU: 1W (Radeon RX Vega 6) vs 350W (Radeon HD 7770M). Power connectors: Integrated vs 1x 6-pin.
| Feature | Radeon RX Vega 6 | Radeon HD 7770M |
|---|---|---|
| TDP | 295W | 32W-89% |
| Recommended PSU | 1W-100% | 350W |
| Power Connector | Integrated | 1x 6-pin |
| Perf/Watt | 5.1 | 46.9+820% |
Value Analysis
The Radeon RX Vega 6 is the newer GPU (2017 vs 2012).
| Feature | Radeon RX Vega 6 | Radeon HD 7770M |
|---|---|---|
| MSRP | $0 | — |
| Avg Price (30d) | $0 | — |
| Codename | Vega 10 | Chelsea |
| Release | August 7 2017 | April 24 2012 |
| Ranking | #171 | #794 |
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