
Radeon R9 270X vs CMP 30HX

Radeon R9 270X
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CMP 30HX
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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 CMP 30HX
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The CMP 30HX is significantly newer (2021 vs 2013). The CMP 30HX likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon R9 270X lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The CMP 30HX is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score. However, the Radeon R9 270X offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon R9 270X | CMP 30HX |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.4%) | ✅Leading raw performance (+0.4%) |
| Longevity | 🛑Obsolete Architecture (2013 / GCN 1.0 (2012−2020)) | Turing (2018−2022) (12nm) |
| 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 | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Radeon R9 270X offers a compelling cost-to-performance ratio. Priced at $40 versus $60 for the CMP 30HX, it costs 33% less. While it maintains competitive performance, this results in a 49.4% higher cost efficiency score.
| Insight | Radeon R9 270X | CMP 30HX |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+49.4%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($40) | ⚠️Higher upfront cost ($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 270X and CMP 30HX

Radeon R9 270X
The Radeon R9 270X is manufactured by AMD. It was released in October 8 2013. It features the GCN 1.0 architecture. The boost clock speed is 1050 MHz. It has 1280 shading units. The thermal design power (TDP) is 180W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 4,874 points. Launch price was $199.

CMP 30HX
The CMP 30HX is manufactured by NVIDIA. It was released in February 25 2021. It features the Turing architecture. The core clock ranges from 1530 MHz to 1785 MHz. It has 1408 shading units. The thermal design power (TDP) is 125W. Manufactured using 12 nm process technology. G3D Mark benchmark score: 4,892 points. Launch price was $799.
Graphics Performance
The Radeon R9 270X scores 4,874 and the CMP 30HX reaches 4,892 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon R9 270X is built on GCN 1.0 while the CMP 30HX uses Turing, both on 28 nm vs 12 nm. Shader units: 1,280 (Radeon R9 270X) vs 1,408 (CMP 30HX). Raw compute: 2.688 TFLOPS (Radeon R9 270X) vs 5.027 TFLOPS (CMP 30HX). Boost clocks: 1050 MHz vs 1785 MHz.
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| G3D Mark Score | 4,874 | 4,892 |
| Architecture | GCN 1.0 | Turing |
| Process Node | 28 nm | 12 nm |
| Shading Units | 1280 | 1408+10% |
| Compute (TFLOPS) | 2.688 TFLOPS | 5.027 TFLOPS+87% |
| Boost Clock | 1050 MHz | 1785 MHz+70% |
| ROPs | 32 | 48+50% |
| TMUs | 80 | 88+10% |
| L1 Cache | 0.31 MB | 1.4 MB+352% |
| L2 Cache | 0.5 MB | 1.5 MB+200% |
Advanced Features (DLSS/FSR)
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| 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 270X comes with 4 GB of VRAM, while the CMP 30HX has 2 GB. The Radeon R9 270X offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 256-bit vs 64-bit. L2 Cache: 0.5 MB (Radeon R9 270X) vs 1.5 MB (CMP 30HX) — the CMP 30HX has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| VRAM Capacity | 4 GB+100% | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 256-bit+300% | 64-bit |
| L2 Cache | 0.5 MB | 1.5 MB+200% |
Display & API Support
DirectX support: 12 (11_1) (Radeon R9 270X) vs 12 (CMP 30HX). Vulkan: 1.2 vs 1.2. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 0.
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| DirectX | 12 (11_1) | 12 |
| Vulkan | 1.2 | 1.2 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4 | 0 |
Media & Encoding
Hardware encoder: VCE 1.0 (Radeon R9 270X) vs No (CMP 30HX). Decoder: UVD 4.2 vs No.
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| Encoder | VCE 1.0 | No |
| Decoder | UVD 4.2 | No |
| Codecs | H.264,MPEG-2,VC-1,MPEG-4 |
Power & Dimensions
The Radeon R9 270X draws 180W versus the CMP 30HX's 125W — a 36.1% difference. The CMP 30HX is more power-efficient. Recommended PSU: 500W (Radeon R9 270X) vs 350W (CMP 30HX). Power connectors: 2x 6-pin vs PCIe-powered. Card length: 241mm vs 229mm, occupying 2 vs 2 slots. Typical load temperature: 80 C vs 75°C.
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| TDP | 180W | 125W-31% |
| Recommended PSU | 500W | 350W-30% |
| Power Connector | 2x 6-pin | PCIe-powered |
| Length | 241mm | 229mm |
| Height | 109mm | 111mm |
| Slots | 2 | 2 |
| Temp (Load) | 80 C | 75°C-6% |
| Perf/Watt | 27.1 | 39.1+44% |
Value Analysis
The Radeon R9 270X launched at $199 MSRP and currently averages $40, while the CMP 30HX launched at $799 and now averages $60. The Radeon R9 270X costs 33.3% less ($20 savings) at current market prices. Performance per dollar (G3D Mark / price): 121.8 (Radeon R9 270X) vs 81.5 (CMP 30HX) — the Radeon R9 270X offers 49.4% better value. The CMP 30HX is the newer GPU (2021 vs 2013).
| Feature | Radeon R9 270X | CMP 30HX |
|---|---|---|
| MSRP | $199-75% | $799 |
| Avg Price (30d) | $40-33% | $60 |
| Performance per Dollar | 121.8+49% | 81.5 |
| Codename | Curacao | TU116 |
| Release | October 8 2013 | February 25 2021 |
| Ranking | #448 | #447 |
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