
Radeon RX 550X vs Radeon RX Vega 5

Radeon RX 550X
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Radeon RX Vega 5
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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 RX 550X is the superior choice for raw performance. It leads with a 1.1% higher G3D Mark score and 100+% more VRAM (4 GB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX Vega 5.
| Insight | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| Performance | ✅Leading raw performance (+1.1%) | ❌Lower raw frame rates (-1.1%) |
| Longevity | 🛑Obsolete Architecture (2018 / GCN 4.0 (2016−2020)) | Vega (2017−2020) (7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100+%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX 550X 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 550X and Radeon RX Vega 5

Radeon RX 550X
The Radeon RX 550X is manufactured by AMD. It was released in December 16 2018. 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: 2,381 points.

Radeon RX Vega 5
The Radeon RX Vega 5 is manufactured by AMD. It was released in January 7 2020. It features the Vega architecture. The boost clock speed is 1400 MHz. It has 320 shading units. The thermal design power (TDP) is 15W. Manufactured using 7 nm process technology. G3D Mark benchmark score: 2,356 points.
Graphics Performance
The Radeon RX 550X scores 2,381 and the Radeon RX Vega 5 reaches 2,356 in the G3D Mark benchmark — just a 1.1% difference, making them near-identical in rasterization performance. The Radeon RX 550X is built on GCN 4.0 while the Radeon RX Vega 5 uses Vega, both on 14 nm vs 7 nm. Shader units: 512 (Radeon RX 550X) vs 320 (Radeon RX Vega 5). Boost clocks: 1183 MHz vs 1400 MHz.
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| G3D Mark Score | 2,381+1% | 2,356 |
| Architecture | GCN 4.0 | Vega |
| Process Node | 14 nm | 7 nm |
| Shading Units | 512+60% | 320 |
| Boost Clock | 1183 MHz | 1400 MHz+18% |
Advanced Features (DLSS/FSR)
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| Upscaling Tech | FSR 2.1 | FSR 1.0 (Software) |
| Frame Generation | FSR 3 (Compatible) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon RX 550X comes with 4 GB of VRAM, while the Radeon RX Vega 5 has 0 MB. The Radeon RX 550X offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs System.
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| VRAM Capacity | 4 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
Display & API Support
DirectX support: 12 (Radeon RX 550X) vs 12 (FL 12_1) (Radeon RX Vega 5). OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 2 vs 3.
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| DirectX | 12 | 12 (FL 12_1) |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 2 | 3+50% |
Media & Encoding
Hardware encoder: UVD (Radeon RX 550X) vs VCN 2.0 (Radeon RX Vega 5). Decoder: VCE vs VCN 2.0. Supported codecs: H.264,HEVC,VP9 (Radeon RX 550X) vs H.264,H.265/HEVC (Radeon RX Vega 5).
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| Encoder | UVD | VCN 2.0 |
| Decoder | VCE | VCN 2.0 |
| Codecs | H.264,HEVC,VP9 | H.264,H.265/HEVC |
Power & Dimensions
The Radeon RX 550X draws 50W versus the Radeon RX Vega 5's 15W — a 107.7% difference. The Radeon RX Vega 5 is more power-efficient. Recommended PSU: 300W (Radeon RX 550X) vs 1W (Radeon RX Vega 5). Power connectors: None vs Integrated.
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| TDP | 50W | 15W-70% |
| Recommended PSU | 300W | 1W-100% |
| Power Connector | None | Integrated |
| Length | 145mm | — |
| Height | 111mm | — |
| Slots | 2 | 0-100% |
| Temp (Load) | 85°C | — |
| Perf/Watt | 47.6 | 157.1+230% |
Value Analysis
The Radeon RX 550X launched at $109 MSRP and currently averages $45, while the Radeon RX Vega 5 launched at $0 and now averages $0. The Radeon RX Vega 5 costs 100+% less ($45 savings) at current market prices. Performance per dollar (G3D Mark / price): 52.9 (Radeon RX 550X) vs Infinity (Radeon RX Vega 5) — the Radeon RX Vega 5 offers Infinity% better value. The Radeon RX Vega 5 is the newer GPU (2020 vs 2018).
| Feature | Radeon RX 550X | Radeon RX Vega 5 |
|---|---|---|
| MSRP | $109 | $0-100% |
| Avg Price (30d) | $45 | $0-100% |
| Performance per Dollar | 52.9 | Infinity |
| Codename | Lexa | Vega |
| Release | December 16 2018 | January 7 2020 |
| Ranking | #642 | #716 |
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