
Radeon R9 M275X / M375
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Radeon Vega 8
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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. The Radeon R9 M275X / M375 is positioned at rank 469 and the Radeon Vega 8 is on rank 363, so the Radeon Vega 8 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon R9 M275X / M375
Performance Per Dollar Radeon Vega 8
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon Vega 8 is significantly newer (2021 vs 2014). The Radeon Vega 8 likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon R9 M275X / M375 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon R9 M275X / M375 is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score and 100+% more VRAM (4 GB vs 0 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon Vega 8.
| Insight | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.4%) | ❌Lower raw frame rates (-0.4%) |
| Longevity | 🛑Obsolete Architecture (2014 / GCN 1.0 (2012−2020)) | GCN 5.1 (2018−2022) (7nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100+%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | — |
💎 Value Proposition
The Radeon Vega 8 offers a compelling cost-to-performance ratio. Priced at $40 versus $300 for the Radeon R9 M275X / M375, it costs 87% less. While it maintains basic entry-level capabilities, this results in a 647.1% higher cost efficiency score.
| Insight | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+647.1%) |
| Upfront Cost | ⚠️Higher upfront cost ($300) | ✅More affordable ($40) |
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 M275X / M375 and Radeon Vega 8

Radeon R9 M275X / M375
The Radeon R9 M275X / M375 is manufactured by AMD. It was released in January 28 2014. It features the GCN 1.0 architecture. The core clock ranges from 900 MHz to 925 MHz. It has 640 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,575 points.

Radeon Vega 8
The Radeon Vega 8 is manufactured by AMD. It was released in April 13 2021. It features the GCN 5.1 architecture. The core clock ranges from 300 MHz to 1900 MHz. It has 448 shading units. The thermal design power (TDP) is 45W. Manufactured using 7 nm process technology. G3D Mark benchmark score: 1,569 points.
Graphics Performance
The Radeon R9 M275X / M375 scores 1,575 and the Radeon Vega 8 reaches 1,569 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon R9 M275X / M375 is built on GCN 1.0 while the Radeon Vega 8 uses GCN 5.1, both on 28 nm vs 7 nm. Shader units: 640 (Radeon R9 M275X / M375) vs 448 (Radeon Vega 8). Raw compute: 1.184 TFLOPS (Radeon R9 M275X / M375) vs 1.702 TFLOPS (Radeon Vega 8). Boost clocks: 925 MHz vs 1900 MHz.
| Feature | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| G3D Mark Score | 1,575 | 1,569 |
| Architecture | GCN 1.0 | GCN 5.1 |
| Process Node | 28 nm | 7 nm |
| Shading Units | 640+43% | 448 |
| Compute (TFLOPS) | 1.184 TFLOPS | 1.702 TFLOPS+44% |
| Boost Clock | 925 MHz | 1900 MHz+105% |
| ROPs | 16+100% | 8 |
| TMUs | 40+43% | 28 |
Advanced Features (DLSS/FSR)
| Feature | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| 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 R9 M275X / M375 comes with 4 GB of VRAM, while the Radeon Vega 8 has 0 MB. The Radeon R9 M275X / M375 offers 100+% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs System.
| Feature | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| VRAM Capacity | 4 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
Power & Dimensions
The Radeon R9 M275X / M375 draws 75W versus the Radeon Vega 8's 45W — a 50% difference. The Radeon Vega 8 is more power-efficient. Recommended PSU: 350W (Radeon R9 M275X / M375) vs 1W (Radeon Vega 8). Power connectors: Mobile vs Integrated.
| Feature | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| TDP | 75W | 45W-40% |
| Recommended PSU | 350W | 1W-100% |
| Power Connector | Mobile | Integrated |
| Length | 1mm | — |
| Slots | 0 | — |
| Perf/Watt | 21.0 | 34.9+66% |
Value Analysis
The Radeon R9 M275X / M375 launched at $300 MSRP and currently averages $300, while the Radeon Vega 8 launched at $150 and now averages $40. The Radeon Vega 8 costs 86.7% less ($260 savings) at current market prices. Performance per dollar (G3D Mark / price): 5.3 (Radeon R9 M275X / M375) vs 39.2 (Radeon Vega 8) — the Radeon Vega 8 offers 639.6% better value. The Radeon Vega 8 is the newer GPU (2021 vs 2014).
| Feature | Radeon R9 M275X / M375 | Radeon Vega 8 |
|---|---|---|
| MSRP | $300 | $150-50% |
| Avg Price (30d) | $300 | $40-87% |
| Performance per Dollar | 5.3 | 39.2+640% |
| Codename | Venus | Cezanne |
| Release | January 28 2014 | April 13 2021 |
| Ranking | #746 | #601 |
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