Radeon HD 7790 vs Radeon Pro 555
Radeon HD 7790
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Radeon Pro 555
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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 Pro 555 is the superior choice for raw performance. It leads with a 1.7% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 7790.
| Insight | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.7%) | ✅Leading raw performance (+1.7%) |
| Longevity | 🛑Obsolete Architecture (2013 / GCN 2.0 (2013−2017)) | 🛑Obsolete Architecture (2017 / GCN 4.0 (2016−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | Normal Efficiency | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon HD 7790 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 7790 holds the technical lead. Priced at $40 (vs $1,000), it costs 96% less, resulting in a 2359.4% higher cost efficiency score.
| Insight | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+2359.4%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($40) | ⚠️Higher upfront cost ($1,000) |
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 7790 and Radeon Pro 555
Radeon HD 7790
The Radeon HD 7790 is manufactured by AMD. It was released in March 22 2013. It features the GCN 2.0 architecture. The core clock speed is 1000 MHz. It has 896 shading units. The thermal design power (TDP) is 85W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,090 points. Launch price was $149.
Radeon Pro 555
The Radeon Pro 555 is manufactured by AMD. It was released in June 5 2017. It features the GCN 4.0 architecture. The core clock speed is 850 MHz. It has 768 shading units. The thermal design power (TDP) is 75W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 3,141 points.
Graphics Performance
The Radeon HD 7790 scores 3,090 and the Radeon Pro 555 reaches 3,141 in the G3D Mark benchmark — just a 1.7% difference, making them near-identical in rasterization performance. The Radeon HD 7790 is built on GCN 2.0 while the Radeon Pro 555 uses GCN 4.0, both on 28 nm vs 14 nm. Shader units: 896 (Radeon HD 7790) vs 768 (Radeon Pro 555). Raw compute: 1.792 TFLOPS (Radeon HD 7790) vs 1.306 TFLOPS (Radeon Pro 555).
| Feature | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| G3D Mark Score | 3,090 | 3,141+2% |
| Architecture | GCN 2.0 | GCN 4.0 |
| Process Node | 28 nm | 14 nm |
| Shading Units | 896+17% | 768 |
| Compute (TFLOPS) | 1.792 TFLOPS+37% | 1.306 TFLOPS |
| ROPs | 16 | 16 |
| TMUs | 56+17% | 48 |
| L1 Cache | 224 KB+17% | 192 KB |
| L2 Cache | 0.25 MB | 1 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| 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: 128-bit vs 64-bit. L2 Cache: 0.25 MB (Radeon HD 7790) vs 1 MB (Radeon Pro 555) — the Radeon Pro 555 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 0.25 MB | 1 MB+300% |
Power & Dimensions
The Radeon HD 7790 draws 85W versus the Radeon Pro 555's 75W — a 12.5% difference. The Radeon Pro 555 is more power-efficient. Recommended PSU: 400W (Radeon HD 7790) vs 350W (Radeon Pro 555). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| TDP | 85W | 75W-12% |
| Recommended PSU | 400W | 350W-13% |
| Power Connector | 1x 6-pin | PCIe-powered |
| Length | 183mm | — |
| Height | 111mm | — |
| Slots | 2 | — |
| Temp (Load) | 70 | — |
| Perf/Watt | 36.4 | 41.9+15% |
Value Analysis
The Radeon HD 7790 launched at $149 MSRP and currently averages $40, while the Radeon Pro 555 launched at $0 and now averages $1000. The Radeon HD 7790 costs 96% less ($960 savings) at current market prices. Performance per dollar (G3D Mark / price): 77.3 (Radeon HD 7790) vs 3.1 (Radeon Pro 555) — the Radeon HD 7790 offers 2393.5% better value. The Radeon Pro 555 is the newer GPU (2017 vs 2013).
| Feature | Radeon HD 7790 | Radeon Pro 555 |
|---|---|---|
| MSRP | $149 | $0-100% |
| Avg Price (30d) | $40-96% | $1000 |
| Performance per Dollar | 77.3+2394% | 3.1 |
| Codename | Bonaire | Polaris 21 |
| Release | March 22 2013 | June 5 2017 |
| Ranking | #579 | #574 |
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