
Radeon R9 M275X vs Quadro P400

Radeon R9 M275X
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Quadro P400
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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 is positioned at rank 460 and the Quadro P400 is on rank 143, so the Quadro P400 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
Performance Per Dollar Quadro P400
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Quadro P400 is the superior choice for raw performance. It leads with a 1.7% higher G3D Mark score and 300% more VRAM (2 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon R9 M275X.
| Insight | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.7%) | ✅Leading raw performance (+1.7%) |
| Longevity | 🛑Obsolete Architecture (2014 / GCN 1.0 (2012−2020)) | 🛑Obsolete Architecture (2017 / Pascal (2016−2021)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+300%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Quadro P400 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Quadro P400 holds the technical lead. Priced at $60 (vs $300), it costs 80% less, resulting in a 408.6% higher cost efficiency score.
| Insight | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+408.6%) |
| Upfront Cost | ⚠️Higher upfront cost ($300) | ✅More affordable ($60) |
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 and Quadro P400

Radeon R9 M275X
The Radeon R9 M275X 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: 1,631 points.

Quadro P400
The Quadro P400 is manufactured by NVIDIA. It was released in February 7 2017. It features the Pascal architecture. The core clock ranges from 1228 MHz to 1252 MHz. It has 256 shading units. The thermal design power (TDP) is 30W. Manufactured using 14 nm process technology. G3D Mark benchmark score: 1,659 points. Launch price was $119.99.
Graphics Performance
The Radeon R9 M275X scores 1,631 and the Quadro P400 reaches 1,659 in the G3D Mark benchmark — just a 1.7% difference, making them near-identical in rasterization performance. The Radeon R9 M275X is built on GCN 1.0 while the Quadro P400 uses Pascal, both on 28 nm vs 14 nm. Shader units: 640 (Radeon R9 M275X) vs 256 (Quadro P400). Raw compute: 1.184 TFLOPS (Radeon R9 M275X) vs 0.641 TFLOPS (Quadro P400). Boost clocks: 925 MHz vs 1252 MHz.
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| G3D Mark Score | 1,631 | 1,659+2% |
| Architecture | GCN 1.0 | Pascal |
| Process Node | 28 nm | 14 nm |
| Shading Units | 640+150% | 256 |
| Compute (TFLOPS) | 1.184 TFLOPS+85% | 0.641 TFLOPS |
| Boost Clock | 925 MHz | 1252 MHz+35% |
| ROPs | 16 | 16 |
| TMUs | 40+150% | 16 |
| L1 Cache | 160 KB+67% | 96 KB |
| L2 Cache | 256 KB | 512 KB+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| 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 R9 M275X comes with 512 MB of VRAM, while the Quadro P400 has 2 GB. The Quadro P400 offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit. L2 Cache: 256 KB (Radeon R9 M275X) vs 512 KB (Quadro P400) — the Quadro P400 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 2 GB+300% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 256 KB | 512 KB+100% |
Display & API Support
DirectX support: 12_0 (Radeon R9 M275X) vs 12_1 (Quadro P400). Maximum simultaneous displays: 0 vs 3.
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| DirectX | 12_0 | 12_1 |
| Max Displays | 0 | 3 |
Media & Encoding
Hardware encoder: VCE 2.0 (Radeon R9 M275X) vs NVENC 6th Gen (Quadro P400). Decoder: UVD 4.2 vs NVDEC 4th Gen.
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| Encoder | VCE 2.0 | NVENC 6th Gen |
| Decoder | UVD 4.2 | NVDEC 4th Gen |
Power & Dimensions
The Radeon R9 M275X draws 75W versus the Quadro P400's 30W — a 85.7% difference. The Quadro P400 is more power-efficient. Recommended PSU: 350W (Radeon R9 M275X) vs 350W (Quadro P400). Power connectors: Mobile vs PCIe-powered. Card length: 1mm vs 145mm, occupying 0 vs 1 slots.
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| TDP | 75W | 30W-60% |
| Recommended PSU | 350W | 350W |
| Power Connector | Mobile | PCIe-powered |
| Length | 1mm | 145mm |
| Slots | 0-100% | 1 |
| Perf/Watt | 21.7 | 55.3+155% |
Value Analysis
The Radeon R9 M275X launched at $300 MSRP and currently averages $300, while the Quadro P400 launched at $169 and now averages $60. The Quadro P400 costs 80% less ($240 savings) at current market prices. Performance per dollar (G3D Mark / price): 5.4 (Radeon R9 M275X) vs 27.6 (Quadro P400) — the Quadro P400 offers 411.1% better value. The Quadro P400 is the newer GPU (2017 vs 2014).
| Feature | Radeon R9 M275X | Quadro P400 |
|---|---|---|
| MSRP | $300 | $169-44% |
| Avg Price (30d) | $300 | $60-80% |
| Performance per Dollar | 5.4 | 27.6+411% |
| Codename | Venus | GP107 |
| Release | January 28 2014 | February 7 2017 |
| Ranking | #746 | #741 |
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