CPU
GPU
Radeon HD 6870
Popular choices:
Radeon RX Vega 11 Ryzen 5 3400G
Popular choices:
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
⚠️ Generational Difference
The Radeon RX Vega 11 Ryzen 5 3400G is significantly newer (2020 vs 2010). The Radeon RX Vega 11 Ryzen 5 3400G likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon HD 6870 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon HD 6870 is the superior choice for raw performance. It leads with a 2.8% higher G3D Mark score and 100+% more VRAM (2 GB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon RX Vega 11 Ryzen 5 3400G.
| Insight | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| Performance | ✅Leading raw performance (+2.8%) | ❌Lower raw frame rates (-2.8%) |
| Longevity | 🛑Obsolete Architecture (2010 / TeraScale 2 (2009−2015)) | Vega (2017−2020) (7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100+%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | Standard Size (247mm) | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon HD 6870 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 HD 6870 and Radeon RX Vega 11 Ryzen 5 3400G
Radeon HD 6870
The Radeon HD 6870 is manufactured by AMD. It was released in October 21 2010. It features the TeraScale 2 architecture. The boost clock speed is 900 MHz. It has 1120 shading units. The thermal design power (TDP) is 151W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 2,206 points. Launch price was $239.
Radeon RX Vega 11 Ryzen 5 3400G
The Radeon RX Vega 11 Ryzen 5 3400G is manufactured by AMD. It was released in January 7 2020. It features the Vega architecture. The boost clock speed is 2100 MHz. It has 512 shading units. The thermal design power (TDP) is 15W. Manufactured using 7 nm process technology. G3D Mark benchmark score: 2,145 points.
Graphics Performance
The Radeon HD 6870 scores 2,206 and the Radeon RX Vega 11 Ryzen 5 3400G reaches 2,145 in the G3D Mark benchmark — just a 2.8% difference, making them near-identical in rasterization performance. The Radeon HD 6870 is built on TeraScale 2 while the Radeon RX Vega 11 Ryzen 5 3400G uses Vega, both on 40 nm vs 7 nm. Shader units: 1,120 (Radeon HD 6870) vs 512 (Radeon RX Vega 11 Ryzen 5 3400G). Boost clocks: 900 MHz vs 2100 MHz.
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| G3D Mark Score | 2,206+3% | 2,145 |
| Architecture | TeraScale 2 | Vega |
| Process Node | 40 nm | 7 nm |
| Shading Units | 1120+119% | 512 |
| Boost Clock | 900 MHz | 2100 MHz+133% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| 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)
The Radeon HD 6870 comes with 2 GB of VRAM, while the Radeon RX Vega 11 Ryzen 5 3400G has 0 MB. The Radeon HD 6870 offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs System.
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| VRAM Capacity | 2 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
Display & API Support
DirectX support: 11.0 (Radeon HD 6870) vs 12 (12_1) (Radeon RX Vega 11 Ryzen 5 3400G). Vulkan: N/A vs 1.3. OpenGL: 4.4 vs 4.6. Maximum simultaneous displays: 6 vs 3.
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| DirectX | 11.0 | 12 (12_1)+9% |
| Vulkan | N/A | 1.3 |
| OpenGL | 4.4 | 4.6+5% |
| Max Displays | 6+100% | 3 |
Media & Encoding
Hardware encoder: None (Radeon HD 6870) vs VCE 4.0 (Radeon RX Vega 11 Ryzen 5 3400G). Decoder: UVD 3.0 vs UVD 7.0. Supported codecs: MPEG-2,VC-1,H.264,MPEG-4,MVC (Radeon HD 6870) vs H.264,H.265,VP9 (Radeon RX Vega 11 Ryzen 5 3400G).
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| Encoder | None | VCE 4.0 |
| Decoder | UVD 3.0 | UVD 7.0 |
| Codecs | MPEG-2,VC-1,H.264,MPEG-4,MVC | H.264,H.265,VP9 |
Power & Dimensions
The Radeon HD 6870 draws 151W versus the Radeon RX Vega 11 Ryzen 5 3400G's 15W — a 163.9% difference. The Radeon RX Vega 11 Ryzen 5 3400G is more power-efficient. Recommended PSU: 500W (Radeon HD 6870) vs 1W (Radeon RX Vega 11 Ryzen 5 3400G). Power connectors: 2x 6-pin vs Integrated. Typical load temperature: 85 vs 80°C.
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| TDP | 151W | 15W-90% |
| Recommended PSU | 500W | 1W-100% |
| Power Connector | 2x 6-pin | Integrated |
| Length | 247mm | — |
| Height | 111mm | — |
| Slots | 2 | 0-100% |
| Temp (Load) | 85 | 80°C-6% |
| Perf/Watt | 14.6 | 143.0+879% |
Value Analysis
The Radeon HD 6870 launched at $239 MSRP and currently averages $50, while the Radeon RX Vega 11 Ryzen 5 3400G launched at $0 and now averages $0. The Radeon RX Vega 11 Ryzen 5 3400G costs 100+% less ($50 savings) at current market prices. Performance per dollar (G3D Mark / price): 44.1 (Radeon HD 6870) vs Infinity (Radeon RX Vega 11 Ryzen 5 3400G) — the Radeon RX Vega 11 Ryzen 5 3400G offers Infinity% better value. The Radeon RX Vega 11 Ryzen 5 3400G is the newer GPU (2020 vs 2010).
| Feature | Radeon HD 6870 | Radeon RX Vega 11 Ryzen 5 3400G |
|---|---|---|
| MSRP | $239 | $0-100% |
| Avg Price (30d) | $50 | $0-100% |
| Performance per Dollar | 44.1 | Infinity |
| Codename | Barts | Vega |
| Release | October 21 2010 | January 7 2020 |
| Ranking | #661 | #545 |
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