
Radeon RX Vega 8 vs GeForce 940MX

Radeon RX Vega 8
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GeForce 940MX
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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 GeForce 940MX
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon RX Vega 8 uses modern memory architecture. The Radeon RX Vega 8 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce 940MX lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon RX Vega 8 is the superior choice for raw performance. It leads with a 2.1% higher G3D Mark score. However, the GeForce 940MX offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| Performance | ✅Leading raw performance (+2.1%) | ❌Lower raw frame rates (-2.1%) |
| Longevity | 🛑Obsolete Architecture (2018 / GCN 5.0 (2017−2020)) | 🛑Obsolete Architecture (2016 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100+%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon RX Vega 8 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 Vega 8 and GeForce 940MX

Radeon RX Vega 8
The Radeon RX Vega 8 is manufactured by AMD. It was released in February 1 2018. It features the GCN 5.0 architecture. The core clock ranges from 720 MHz to 1190 MHz. It has 512 shading units. The thermal design power (TDP) is 15W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 1,540 points.

GeForce 940MX
The GeForce 940MX is manufactured by NVIDIA. It was released in June 28 2016. It features the Maxwell architecture. The core clock ranges from 795 MHz to 861 MHz. It has 512 shading units. The thermal design power (TDP) is 23W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,509 points.
Graphics Performance
The Radeon RX Vega 8 scores 1,540 and the GeForce 940MX reaches 1,509 in the G3D Mark benchmark — just a 2.1% difference, making them near-identical in rasterization performance. The Radeon RX Vega 8 is built on GCN 5.0 while the GeForce 940MX uses Maxwell, both on 14 nm vs 28 nm. Shader units: 512 (Radeon RX Vega 8) vs 512 (GeForce 940MX). Boost clocks: 1190 MHz vs 861 MHz.
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| G3D Mark Score | 1,540+2% | 1,509 |
| Architecture | GCN 5.0 | Maxwell |
| Process Node | 14 nm | 28 nm |
| Shading Units | 512 | 512 |
| Boost Clock | 1190 MHz+38% | 861 MHz |
| ROPs | 8 | 8 |
| TMUs | 32 | 32 |
Advanced Features (DLSS/FSR)
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| 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 | Standard |
Video Memory (VRAM)
The Radeon RX Vega 8 comes with 0 MB of VRAM, while the GeForce 940MX has 512 MB. The GeForce 940MX offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 128-bit.
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| VRAM Capacity | Shared System RAM | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 128-bit |
Display & API Support
DirectX support: 12 (Radeon RX Vega 8) vs 11.0 (GeForce 940MX). Vulkan: 1.2 vs 1.2. OpenGL: 4.6 vs 4.5. Maximum simultaneous displays: 3 vs 1.
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| DirectX | 12+9% | 11.0 |
| Vulkan | 1.2 | 1.2 |
| OpenGL | 4.6+2% | 4.5 |
| Max Displays | 3+200% | 1 |
Media & Encoding
Hardware encoder: VCN 1.0 (Radeon RX Vega 8) vs NVENC 2.0 (GeForce 940MX). Decoder: VCN 1.0 vs PureVideo HD VP6. Supported codecs: H.264,HEVC,VP9 (Radeon RX Vega 8) vs MPEG-2,H.264,VC-1,MPEG-4 ASP,H.265 (GeForce 940MX).
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| Encoder | VCN 1.0 | NVENC 2.0 |
| Decoder | VCN 1.0 | PureVideo HD VP6 |
| Codecs | H.264,HEVC,VP9 | MPEG-2,H.264,VC-1,MPEG-4 ASP,H.265 |
Power & Dimensions
The Radeon RX Vega 8 draws 15W versus the GeForce 940MX's 23W — a 42.1% difference. The Radeon RX Vega 8 is more power-efficient. Recommended PSU: 1W (Radeon RX Vega 8) vs 350W (GeForce 940MX). Power connectors: Integrated vs PCIe-powered. Typical load temperature: 85°C vs 75°C.
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| TDP | 15W-35% | 23W |
| Recommended PSU | 1W-100% | 350W |
| Power Connector | Integrated | PCIe-powered |
| Length | — | 0mm |
| Height | — | 0mm |
| Slots | — | 0 |
| Temp (Load) | 85°C | 75°C-12% |
| Perf/Watt | 102.7+57% | 65.6 |
Value Analysis
The Radeon RX Vega 8 launched at $0 MSRP and currently averages $0, while the GeForce 940MX launched at $100 and now averages $50. The Radeon RX Vega 8 costs 100+% less ($50 savings) at current market prices. Performance per dollar (G3D Mark / price): Infinity (Radeon RX Vega 8) vs 30.2 (GeForce 940MX) — the Radeon RX Vega 8 offers Infinity% better value. The Radeon RX Vega 8 is the newer GPU (2018 vs 2016).
| Feature | Radeon RX Vega 8 | GeForce 940MX |
|---|---|---|
| MSRP | $0-100% | $100 |
| Avg Price (30d) | $0-100% | $50 |
| Performance per Dollar | Infinity | 30.2 |
| Codename | Vega | GM107 |
| Release | February 1 2018 | June 28 2016 |
| Ranking | #372 | #764 |
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