Radeon R9 285 vs Radeon 780M
Radeon R9 285
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Radeon 780M
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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 780M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon 780M is significantly newer (2024 vs 2014). The Radeon 780M likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon R9 285 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon 780M is the superior choice for raw performance. It leads with a 3.4% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon R9 285.
| Insight | Radeon R9 285 | Radeon 780M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.4%) | ✅Leading raw performance (+3.4%) |
| Longevity | 🛑Obsolete Architecture (2014 / GCN 3.0 (2014−2019)) | RDNA 3.0 (2022−2026) (4nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon 780M 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 R9 285 and Radeon 780M
Radeon R9 285
The Radeon R9 285 is manufactured by AMD. It was released in September 2 2014. It features the GCN 3.0 architecture. The core clock speed is 918 MHz. It has 1792 shading units. The thermal design power (TDP) is 190W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 6,680 points. Launch price was $249.
Radeon 780M
The Radeon 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: 6,906 points.
Graphics Performance
The Radeon R9 285 scores 6,680 and the Radeon 780M reaches 6,906 in the G3D Mark benchmark — just a 3.4% difference, making them near-identical in rasterization performance. The Radeon R9 285 is built on GCN 3.0 while the Radeon 780M uses RDNA 3.0, both on 28 nm vs 4 nm. Shader units: 1,792 (Radeon R9 285) vs 768 (Radeon 780M). Raw compute: 3.29 TFLOPS (Radeon R9 285) vs 8.909 TFLOPS (Radeon 780M).
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| G3D Mark Score | 6,680 | 6,906+3% |
| Architecture | GCN 3.0 | RDNA 3.0 |
| Process Node | 28 nm | 4 nm |
| Shading Units | 1792+133% | 768 |
| Compute (TFLOPS) | 3.29 TFLOPS | 8.909 TFLOPS+171% |
| ROPs | 32 | 32 |
| TMUs | 112+133% | 48 |
| L1 Cache | 448 KB+75% | 256 KB |
| L2 Cache | 0.5 MB | 2 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | AMD Anti-Lag | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 4 GB of video memory. Bus width: 256-bit vs System. L2 Cache: 0.5 MB (Radeon R9 285) vs 2 MB (Radeon 780M) — the Radeon 780M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| VRAM Capacity | 4 GB | 4 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | 176 GB/s | System |
| Bus Width | 256-bit | System |
| L2 Cache | 0.5 MB | 2 MB+300% |
Display & API Support
DirectX support: 12.0 (Radeon R9 285) vs 12.2 (Radeon 780M). Vulkan: 1.2 vs 1.3. OpenGL: 4.4 vs 4.6. Maximum simultaneous displays: 4 vs 4.
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| DirectX | 12.0 | 12.2+2% |
| Vulkan | 1.2 | 1.3+8% |
| OpenGL | 4.4 | 4.6+5% |
| Max Displays | 4 | 4 |
Media & Encoding
Hardware encoder: VCE 3.0 (Radeon R9 285) vs VCN 4.0 (Radeon 780M). Decoder: UVD 5.0 vs VCN 4.0. Supported codecs: MPEG-2,H.264 (Radeon R9 285) vs MPEG-2,H.264,HEVC,VP9,AV1 (Radeon 780M).
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| Encoder | VCE 3.0 | VCN 4.0 |
| Decoder | UVD 5.0 | VCN 4.0 |
| Codecs | MPEG-2,H.264 | MPEG-2,H.264,HEVC,VP9,AV1 |
Power & Dimensions
The Radeon R9 285 draws 190W versus the Radeon 780M's 15W — a 170.7% difference. The Radeon 780M is more power-efficient. Recommended PSU: 500W (Radeon R9 285) vs 350W (Radeon 780M). Power connectors: 2x 6-pin vs None. Card length: 221mm vs 0mm, occupying 2 vs 0 slots.
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| TDP | 190W | 15W-92% |
| Recommended PSU | 500W | 350W-30% |
| Power Connector | 2x 6-pin | None |
| Length | 221mm | 0mm |
| Height | 109mm | 0mm |
| Slots | 2 | 0-100% |
| Temp (Load) | 65°C | — |
| Perf/Watt | 35.2 | 460.4+1208% |
Value Analysis
The Radeon 780M is the newer GPU (2024 vs 2014).
| Feature | Radeon R9 285 | Radeon 780M |
|---|---|---|
| MSRP | $249 | — |
| Avg Price (30d) | $40 | — |
| Codename | Tonga | Phoenix |
| Release | September 2 2014 | January 31 2024 |
| Ranking | #365 | #359 |
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