
RadeonT 780M vs Radeon RX 580X

RadeonT 780M
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Radeon RX 580X
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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 RadeonT 780M is positioned at rank #142 in our cost-efficiency ranking, representing a Lower 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 RadeonT 780M
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RadeonT 780M is significantly newer (2024 vs 2018). The RadeonT 780M 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 580X is the superior choice for raw performance. It leads with a 5.6% higher G3D Mark score and 100% more VRAM (8 GB vs 4 GB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the RadeonT 780M.
| Insight | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| Performance | ❌Lower raw frame rates (-5.6%) | ✅Leading raw performance (+5.6%) |
| Longevity | RDNA 3.0 (2022−2026) (4nm) | 🛑Obsolete Architecture (2018 / GCN 4.0 (2016−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | 📏 Compact / SFF Friendly |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX 580X 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 RadeonT 780M and Radeon RX 580X

RadeonT 780M
The RadeonT 780M is manufactured by AMD. It was released in January 31 2024. It features the RDNA 3.0 architecture. The core clock ranges from 800 MHz to 2900 MHz. It has 768 shading units. The thermal design power (TDP) is 15W. Manufactured using 4 nm process technology. It features 12 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 7,098 points.

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.
Graphics Performance
In G3D Mark, the RadeonT 780M scores 7,098 versus the Radeon RX 580X's 7,495 — the Radeon RX 580X leads by 5.6%. The RadeonT 780M is built on RDNA 3.0 while the Radeon RX 580X uses GCN 4.0, both on 4 nm vs 14 nm. Shader units: 768 (RadeonT 780M) vs 2,304 (Radeon RX 580X). Raw compute: 8.909 TFLOPS (RadeonT 780M) vs 6.175 TFLOPS (Radeon RX 580X). Boost clocks: 2900 MHz vs 1340 MHz.
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| G3D Mark Score | 7,098 | 7,495+6% |
| Architecture | RDNA 3.0 | GCN 4.0 |
| Process Node | 4 nm | 14 nm |
| Shading Units | 768 | 2304+200% |
| Compute (TFLOPS) | 8.909 TFLOPS+44% | 6.175 TFLOPS |
| Boost Clock | 2900 MHz+116% | 1340 MHz |
| ROPs | 32 | 32 |
| TMUs | 48 | 144+200% |
| L1 Cache | 256 KB | 576 KB+125% |
| L2 Cache | 2 MB | 2 MB |
Advanced Features (DLSS/FSR)
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 2.1 |
| Frame Generation | Not Supported | FSR 3 (Compatible) |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
The RadeonT 780M comes with 4 GB of VRAM, while the Radeon RX 580X has 8 GB. The Radeon RX 580X offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 256-bit.
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| VRAM Capacity | 4 GB | 8 GB+100% |
| Memory Type | GDDR6 | GDDR5 |
| Bus Width | 128-bit | 256-bit+100% |
| L2 Cache | 2 MB | 2 MB |
Display & API Support
DirectX support: 12.2 (RadeonT 780M) vs 12 (FL 12_0) (Radeon RX 580X). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| DirectX | 12.2+2% | 12 (FL 12_0) |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCN 4.0 (RadeonT 780M) vs VCE 3.4 (Radeon RX 580X). Decoder: VCN 4.0 vs UVD 6.3. Supported codecs: MPEG-2,H.264,HEVC,VP9,AV1 (RadeonT 780M) vs H.264,H.265/HEVC (Radeon RX 580X).
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| Encoder | VCN 4.0 | VCE 3.4 |
| Decoder | VCN 4.0 | UVD 6.3 |
| Codecs | MPEG-2,H.264,HEVC,VP9,AV1 | H.264,H.265/HEVC |
Power & Dimensions
The RadeonT 780M draws 15W versus the Radeon RX 580X's 185W — a 170% difference. The RadeonT 780M is more power-efficient. Recommended PSU: 350W (RadeonT 780M) vs 500W (Radeon RX 580X). Power connectors: None vs 8-pin. Card length: 0mm vs 241mm, occupying 0 vs 2 slots.
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| TDP | 15W-92% | 185W |
| Recommended PSU | 350W-30% | 500W |
| Power Connector | None | 8-pin |
| Length | 0mm | 241mm |
| Height | 0mm | 111mm |
| Slots | 0-100% | 2 |
| Perf/Watt | 473.2+1068% | 40.5 |
Value Analysis
The RadeonT 780M is the newer GPU (2024 vs 2018).
| Feature | RadeonT 780M | Radeon RX 580X |
|---|---|---|
| MSRP | — | $229 |
| Avg Price (30d) | — | $60 |
| Codename | Phoenix | Polaris 20 |
| Release | January 31 2024 | April 11 2018 |
| Ranking | #359 | #337 |
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