Radeon RX 580X vs Radeon RX 780
Radeon RX 580X
Popular choices:
Radeon RX 780
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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 RX 780
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon RX 780 is significantly newer (2024 vs 2018). The Radeon RX 780 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon RX 580X lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon RX 780 is the superior choice for raw performance. It leads with a 2.2% higher G3D Mark score. However, the Radeon RX 580X offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.2%) | ✅Leading raw performance (+2.2%) |
| Longevity | 🛑Obsolete Architecture (2018 / GCN 4.0 (2016−2020)) | 🏆Elite Architecture (RDNA 3.0 (2022−2026) / 5nm) |
| Ecosystem | Supports FSR Upscaling | ✨ FSR 3 / AFMF Support |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon RX 580X offers a compelling cost-to-performance ratio. Priced at $60 versus $721 for the Radeon RX 780, it costs 92% less. While it maintains competitive performance, this results in a 1076.1% higher cost efficiency score.
| Insight | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+1076.1%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($60) | ⚠️Higher upfront cost ($721) |
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 580X and Radeon RX 780
Radeon RX 580X
The Radeon RX 580X is manufactured by AMD. It was released in April 11 2018. It features the GCN 4.0 architecture. The core clock ranges from 1257 MHz to 1340 MHz. It has 2304 shading units. The thermal design power (TDP) is 185W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 7,495 points.
Radeon RX 780
The Radeon RX 780 is manufactured by AMD. It was released in September 11 2024. It features the RDNA 3.0 architecture. The core clock ranges from 1295 MHz to 2335 MHz. It has 3840 shading units. The thermal design power (TDP) is 180W. Manufactured using 5 nm process technology. It features 60 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 7,658 points.
Graphics Performance
The Radeon RX 580X scores 7,495 and the Radeon RX 780 reaches 7,658 in the G3D Mark benchmark — just a 2.2% difference, making them near-identical in rasterization performance. The Radeon RX 580X is built on GCN 4.0 while the Radeon RX 780 uses RDNA 3.0, both on 14 nm vs 5 nm. Shader units: 2,304 (Radeon RX 580X) vs 3,840 (Radeon RX 780). Raw compute: 6.175 TFLOPS (Radeon RX 580X) vs 35.87 TFLOPS (Radeon RX 780). Boost clocks: 1340 MHz vs 2335 MHz.
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| G3D Mark Score | 7,495 | 7,658+2% |
| Architecture | GCN 4.0 | RDNA 3.0 |
| Process Node | 14 nm | 5 nm |
| Shading Units | 2304 | 3840+67% |
| Compute (TFLOPS) | 6.175 TFLOPS | 35.87 TFLOPS+481% |
| Boost Clock | 1340 MHz | 2335 MHz+74% |
| ROPs | 32 | 96+200% |
| TMUs | 144 | 240+67% |
| L1 Cache | 576 KB | 768 KB+33% |
| L2 Cache | 2 MB | 4 MB+100% |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 780 is support for FSR 3 / AFMF. This allows it to generate entire frames using AI/Algorithms, essentially doubling the frame rate in CPU-bound scenarios or heavy ray-tracing titles. The Radeon RX 580X lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| Upscaling Tech | FSR 2.1 | FSR 3 (Native) |
| Frame Generation | FSR 3 (Compatible) | FSR 3 / AFMF (Driver) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon RX 580X comes with 8 GB of VRAM, while the Radeon RX 780 has 4 GB. The Radeon RX 580X offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 256-bit vs System. L2 Cache: 2 MB (Radeon RX 580X) vs 4 MB (Radeon RX 780) — the Radeon RX 780 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| VRAM Capacity | 8 GB+100% | 4 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | 256 GB/s | System |
| Bus Width | 256-bit | System |
| L2 Cache | 2 MB | 4 MB+100% |
Display & API Support
DirectX support: 12 (FL 12_0) (Radeon RX 580X) vs 12 (12_2) (Radeon RX 780). Vulkan: 1.3 vs 1.4. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| DirectX | 12 (FL 12_0) | 12 (12_2) |
| Vulkan | 1.3 | 1.4+8% |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCE 3.4 (Radeon RX 580X) vs RDNA 3 Dual Media Engine (Radeon RX 780). Decoder: UVD 6.3 vs VCN 4.0. Supported codecs: H.264,H.265/HEVC (Radeon RX 580X) vs H.264,HEVC,VP9,AV1 (Radeon RX 780).
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| Encoder | VCE 3.4 | RDNA 3 Dual Media Engine |
| Decoder | UVD 6.3 | VCN 4.0 |
| Codecs | H.264,H.265/HEVC | H.264,HEVC,VP9,AV1 |
Power & Dimensions
The Radeon RX 580X draws 185W versus the Radeon RX 780's 180W — a 2.7% difference. The Radeon RX 780 is more power-efficient. Recommended PSU: 500W (Radeon RX 580X) vs 350W (Radeon RX 780). Power connectors: 8-pin vs PCIe-powered.
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| TDP | 185W | 180W-3% |
| Recommended PSU | 500W | 350W-30% |
| Power Connector | 8-pin | PCIe-powered |
| Length | 241mm | — |
| Height | 111mm | — |
| Slots | 2 | 0-100% |
| Temp (Load) | — | 85°C |
| Perf/Watt | 40.5 | 42.5+5% |
Value Analysis
The Radeon RX 580X launched at $229 MSRP and currently averages $60, while the Radeon RX 780 launched at $499 and now averages $721. The Radeon RX 580X costs 91.7% less ($661 savings) at current market prices. Performance per dollar (G3D Mark / price): 124.9 (Radeon RX 580X) vs 10.6 (Radeon RX 780) — the Radeon RX 580X offers 1078.3% better value. The Radeon RX 780 is the newer GPU (2024 vs 2018).
| Feature | Radeon RX 580X | Radeon RX 780 |
|---|---|---|
| MSRP | $229-54% | $499 |
| Avg Price (30d) | $60-92% | $721 |
| Performance per Dollar | 124.9+1078% | 10.6 |
| Codename | Polaris 20 | Navi 32 |
| Release | April 11 2018 | September 11 2024 |
| Ranking | #337 | #131 |
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