Radeon RX 580 vs Radeon R9 295X2
Radeon RX 580
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Radeon R9 295X2
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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 580 is the superior choice for raw performance. It leads with a 0.7% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon R9 295X2.
| Insight | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.7%) | ❌Lower raw frame rates (-0.7%) |
| Longevity | 🛑Obsolete Architecture (2017 / GCN 4.0 (2016−2020)) | 🛑Obsolete Architecture (2014 / GCN 2.0 (2013−2017)) |
| 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 | Standard Size (307mm) |
💎 Value Proposition
The Radeon RX 580 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon RX 580 holds the technical lead. Priced at $59 (vs $200), it costs 71% less, resulting in a 241.5% higher cost efficiency score.
| Insight | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+241.5%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($59) | ⚠️Higher upfront cost ($200) |
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 580 and Radeon R9 295X2
Radeon RX 580
The Radeon RX 580 is manufactured by AMD. It was released in April 18 2017. 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: 8,799 points. Launch price was $229.
Radeon R9 295X2
The Radeon R9 295X2 is manufactured by AMD. It was released in April 29 2014. It features the GCN 2.0 architecture. The boost clock speed is 1018 MHz. It has 2816 ×2 shading units. The thermal design power (TDP) is 500W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 8,734 points. Launch price was $1,499.
Graphics Performance
The Radeon RX 580 scores 8,799 and the Radeon R9 295X2 reaches 8,734 in the G3D Mark benchmark — just a 0.7% difference, making them near-identical in rasterization performance. The Radeon RX 580 is built on GCN 4.0 while the Radeon R9 295X2 uses GCN 2.0, both on 14 nm vs 28 nm. Shader units: 2,304 (Radeon RX 580) vs 2,816 (Radeon R9 295X2). Raw compute: 6.175 TFLOPS (Radeon RX 580) vs 5.733 TFLOPS ×2 (Radeon R9 295X2). Boost clocks: 1340 MHz vs 1018 MHz.
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| G3D Mark Score | 8,799 | 8,734 |
| Architecture | GCN 4.0 | GCN 2.0 |
| Process Node | 14 nm | 28 nm |
| Shading Units | 2304 | 2816 ×2+22% |
| Compute (TFLOPS) | 6.175 TFLOPS+8% | 5.733 TFLOPS ×2 |
| Boost Clock | 1340 MHz+32% | 1018 MHz |
| ROPs | 32 | 64 ×2+100% |
| TMUs | 144 | 176 ×2+22% |
| L1 Cache | 576 KB | 704 KB+22% |
| L2 Cache | 2 MB+100% | 1 MB |
Advanced Features (DLSS/FSR)
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| 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)
Both cards feature 8 GB of GDDR5. Memory bandwidth: 256 GB/s (Radeon RX 580) vs 320 GB/s x2 (Radeon R9 295X2) — a 1150.8% advantage for the Radeon R9 295X2. Bus width: 256-bit vs 512-bit x2. L2 Cache: 2 MB (Radeon RX 580) vs 1 MB (Radeon R9 295X2) — the Radeon RX 580 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| VRAM Capacity | 8 GB | 8 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | 256 GB/s | 320 GB/s x2+25% |
| Bus Width | 256-bit | 512-bit x2+100% |
| L2 Cache | 2 MB+100% | 1 MB |
Display & API Support
DirectX support: 12 (Radeon RX 580) vs 12.0 (Radeon R9 295X2). Vulkan: 1.3 vs 1.1. OpenGL: 4.6 vs 4.3. Maximum simultaneous displays: 4 vs 6.
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| DirectX | 12 | 12.0 |
| Vulkan | 1.3+18% | 1.1 |
| OpenGL | 4.6+7% | 4.3 |
| Max Displays | 4 | 6+50% |
Media & Encoding
Hardware encoder: VCE 3.0 (Radeon RX 580) vs VCE 2.0 (Radeon R9 295X2). Decoder: UVD 6.3 vs UVD 4.2. Supported codecs: H.264,H.265/HEVC,VP9 (Radeon RX 580) vs MPEG-2,H.264,VC-1 (Radeon R9 295X2).
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| Encoder | VCE 3.0 | VCE 2.0 |
| Decoder | UVD 6.3 | UVD 4.2 |
| Codecs | H.264,H.265/HEVC,VP9 | MPEG-2,H.264,VC-1 |
Power & Dimensions
The Radeon RX 580 draws 185W versus the Radeon R9 295X2's 500W — a 92% difference. The Radeon RX 580 is more power-efficient. Recommended PSU: 500W (Radeon RX 580) vs 1000W (Radeon R9 295X2). Power connectors: 8-pin vs 2x 8-pin. Card length: 241mm vs 307mm, occupying 2 vs 2 slots. Typical load temperature: 75°C vs 65°C.
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| TDP | 185W-63% | 500W |
| Recommended PSU | 500W-50% | 1000W |
| Power Connector | 8-pin | 2x 8-pin |
| Length | 241mm | 307mm |
| Height | — | 114mm |
| Slots | 2 | 2 |
| Temp (Load) | 75°C | 65°C-13% |
| Perf/Watt | 47.6+172% | 17.5 |
Value Analysis
The Radeon RX 580 launched at $229 MSRP and currently averages $59, while the Radeon R9 295X2 launched at $1499 and now averages $200. The Radeon RX 580 costs 70.5% less ($141 savings) at current market prices. Performance per dollar (G3D Mark / price): 149.1 (Radeon RX 580) vs 43.7 (Radeon R9 295X2) — the Radeon RX 580 offers 241.2% better value. The Radeon RX 580 is the newer GPU (2017 vs 2014).
| Feature | Radeon RX 580 | Radeon R9 295X2 |
|---|---|---|
| MSRP | $229-85% | $1499 |
| Avg Price (30d) | $59-71% | $200 |
| Performance per Dollar | 149.1+241% | 43.7 |
| Codename | Polaris 20 | Vesuvius |
| Release | April 18 2017 | April 29 2014 |
| Ranking | #301 | #303 |
Top Performing GPUs
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