
Radeon RX 6500M vs Radeon RX 580 2048SP

Radeon RX 6500M
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Radeon RX 580 2048SP
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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. The Radeon RX 6500M is positioned at rank #73 in our cost-efficiency ranking, representing a Balanced cost-benefit for your build. 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 Radeon RX 6500M
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon RX 580 2048SP is the superior choice for raw performance. It leads with a 2.6% higher G3D Mark score and 300% more VRAM (16 GB vs 4 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX 6500M.
| Insight | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| Performance | ❌Lower raw frame rates (-2.6%) | ✅Leading raw performance (+2.6%) |
| Longevity | RDNA 2.0 (2020−2025) (6nm) | 🛑Obsolete Architecture (2018 / GCN 4.0 (2016−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+300%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX 580 2048SP 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 6500M and Radeon RX 580 2048SP

Radeon RX 6500M
The Radeon RX 6500M is manufactured by AMD. It was released in January 4 2022. It features the RDNA 2.0 architecture. The core clock ranges from 2000 MHz to 2400 MHz. It has 1024 shading units. The thermal design power (TDP) is 50W. Manufactured using 6 nm process technology. It features 16 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 7,443 points.

Radeon RX 580 2048SP
The Radeon RX 580 2048SP is manufactured by AMD. It was released in October 15 2018. It features the GCN 4.0 architecture. The core clock ranges from 1168 MHz to 1284 MHz. It has 2048 shading units. The thermal design power (TDP) is 150W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 7,633 points.
Graphics Performance
The Radeon RX 6500M scores 7,443 and the Radeon RX 580 2048SP reaches 7,633 in the G3D Mark benchmark — just a 2.6% difference, making them near-identical in rasterization performance. The Radeon RX 6500M is built on RDNA 2.0 while the Radeon RX 580 2048SP uses GCN 4.0, both on 6 nm vs 14 nm. Shader units: 1,024 (Radeon RX 6500M) vs 2,048 (Radeon RX 580 2048SP). Raw compute: 4.915 TFLOPS (Radeon RX 6500M) vs 5.259 TFLOPS (Radeon RX 580 2048SP). Boost clocks: 2400 MHz vs 1284 MHz.
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| G3D Mark Score | 7,443 | 7,633+3% |
| Architecture | RDNA 2.0 | GCN 4.0 |
| Process Node | 6 nm | 14 nm |
| Shading Units | 1024 | 2048+100% |
| Compute (TFLOPS) | 4.915 TFLOPS | 5.259 TFLOPS+7% |
| Boost Clock | 2400 MHz+87% | 1284 MHz |
| ROPs | 32 | 32 |
| TMUs | 64 | 128+100% |
| L1 Cache | 256 KB | 512 KB+100% |
| L2 Cache | 1 MB | 2 MB+100% |
Advanced Features (DLSS/FSR)
A critical advantage for the Radeon RX 6500M 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 580 2048SP lacks specific hardware/driver support for this native frame generation tier.
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| Upscaling Tech | FSR 3 (Native) | FSR 2.1 |
| Frame Generation | FSR 3 / AFMF (Driver) | FSR 3 (Compatible) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon RX 6500M comes with 4 GB of VRAM, while the Radeon RX 580 2048SP has 16 GB. The Radeon RX 580 2048SP offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Memory bandwidth: 144 GB/s (Radeon RX 6500M) vs 224 GB/s (Radeon RX 580 2048SP) — a 55.6% advantage for the Radeon RX 580 2048SP. Bus width: 64-bit vs 256-bit. L2 Cache: 1 MB (Radeon RX 6500M) vs 2 MB (Radeon RX 580 2048SP) — the Radeon RX 580 2048SP has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| VRAM Capacity | 4 GB | 16 GB+300% |
| Memory Type | GDDR6 | GDDR5 |
| Memory Bandwidth | 144 GB/s | 224 GB/s+56% |
| Bus Width | 64-bit | 256-bit+300% |
| L2 Cache | 1 MB | 2 MB+100% |
Display & API Support
DirectX support: 12 (12_2) (Radeon RX 6500M) vs 12 (Radeon RX 580 2048SP). Vulkan: 1.4 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 3 vs 4.
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| DirectX | 12 (12_2) | 12 |
| Vulkan | 1.4+8% | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 3 | 4+33% |
Media & Encoding
Hardware encoder: VCN 3.0 (Radeon RX 6500M) vs VCE 3.4 (Radeon RX 580 2048SP). Decoder: VCN 3.0 vs UVD 6.3. Supported codecs: H.264,HEVC,VP9 (Decode Only) (Radeon RX 6500M) vs H.264,HEVC,VP9 (Radeon RX 580 2048SP).
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| Encoder | VCN 3.0 | VCE 3.4 |
| Decoder | VCN 3.0 | UVD 6.3 |
| Codecs | H.264,HEVC,VP9 (Decode Only) | H.264,HEVC,VP9 |
Power & Dimensions
The Radeon RX 6500M draws 50W versus the Radeon RX 580 2048SP's 150W — a 100% difference. The Radeon RX 6500M is more power-efficient. Recommended PSU: 350W (Radeon RX 6500M) vs 450W (Radeon RX 580 2048SP). Power connectors: Mobile vs 8-pin. Typical load temperature: 85°C vs 75°C.
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| TDP | 50W-67% | 150W |
| Recommended PSU | 350W-22% | 450W |
| Power Connector | Mobile | 8-pin |
| Length | — | 241mm |
| Slots | 0-100% | 2 |
| Temp (Load) | 85°C | 75°C-12% |
| Perf/Watt | 148.9+193% | 50.9 |
Value Analysis
The Radeon RX 6500M is the newer GPU (2022 vs 2018).
| Feature | Radeon RX 6500M | Radeon RX 580 2048SP |
|---|---|---|
| MSRP | — | $229 |
| Avg Price (30d) | — | $60 |
| Codename | Navi 24 | Polaris 20 |
| Release | January 4 2022 | October 15 2018 |
| Ranking | #341 | #334 |
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