Radeon 550 vs Radeon HD 7770
Radeon 550
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Radeon HD 7770
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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
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 7770 is the superior choice for raw performance. It leads with a 1.5% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon 550.
| Insight | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.5%) | ✅Leading raw performance (+1.5%) |
| Longevity | 🛑Obsolete Architecture (2017 / GCN 4.0 (2016−2020)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Radeon HD 7770 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 7770 holds the technical lead. Priced at $50 (vs $79), it costs 37% less, resulting in a 60.4% higher cost efficiency score.
| Insight | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+60.4%) |
| Upfront Cost | ⚠️Higher upfront cost ($79) | ✅More affordable ($50) |
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 550 and Radeon HD 7770
Radeon 550
The Radeon 550 is manufactured by AMD. It was released in April 20 2017. It features the GCN 4.0 architecture. The core clock ranges from 1100 MHz to 1183 MHz. It has 512 shading units. The thermal design power (TDP) is 50W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 2,140 points. Launch price was $79.
Radeon HD 7770
The Radeon HD 7770 is manufactured by AMD. It was released in February 15 2012. It features the GCN 1.0 architecture. The core clock speed is 1000 MHz. It has 640 shading units. The thermal design power (TDP) is 80W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,173 points. Launch price was $159.
Graphics Performance
The Radeon 550 scores 2,140 and the Radeon HD 7770 reaches 2,173 in the G3D Mark benchmark — just a 1.5% difference, making them near-identical in rasterization performance. The Radeon 550 is built on GCN 4.0 while the Radeon HD 7770 uses GCN 1.0, both on 14 nm vs 28 nm. Shader units: 512 (Radeon 550) vs 640 (Radeon HD 7770). Raw compute: 1.211 TFLOPS (Radeon 550) vs 1.28 TFLOPS (Radeon HD 7770).
| Feature | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| G3D Mark Score | 2,140 | 2,173+2% |
| Architecture | GCN 4.0 | GCN 1.0 |
| Process Node | 14 nm | 28 nm |
| Shading Units | 512 | 640+25% |
| Compute (TFLOPS) | 1.211 TFLOPS | 1.28 TFLOPS+6% |
| ROPs | 16 | 16 |
| TMUs | 32 | 40+25% |
| L1 Cache | 128 KB | 160 KB+25% |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| 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)
Both cards feature 2 GB of GDDR5. Bus width: 64-bit vs 128-bit.
| Feature | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 256 KB | 256 KB |
Power & Dimensions
The Radeon 550 draws 50W versus the Radeon HD 7770's 80W — a 46.2% difference. The Radeon 550 is more power-efficient. Recommended PSU: 300W (Radeon 550) vs 450W (Radeon HD 7770). Power connectors: None vs 1x 6-pin.
| Feature | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| TDP | 50W-38% | 80W |
| Recommended PSU | 300W-33% | 450W |
| Power Connector | None | 1x 6-pin |
| Length | — | 210mm |
| Slots | — | 2 |
| Perf/Watt | 42.8+57% | 27.2 |
Value Analysis
The Radeon 550 launched at $79 MSRP and currently averages $79, while the Radeon HD 7770 launched at $159 and now averages $50. The Radeon HD 7770 costs 36.7% less ($29 savings) at current market prices. Performance per dollar (G3D Mark / price): 27.1 (Radeon 550) vs 43.5 (Radeon HD 7770) — the Radeon HD 7770 offers 60.5% better value. The Radeon 550 is the newer GPU (2017 vs 2012).
| Feature | Radeon 550 | Radeon HD 7770 |
|---|---|---|
| MSRP | $79-50% | $159 |
| Avg Price (30d) | $79 | $50-37% |
| Performance per Dollar | 27.1 | 43.5+61% |
| Codename | Lexa | Cape Verde |
| Release | April 20 2017 | February 15 2012 |
| Ranking | #668 | #664 |
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