GRID K140Q vs Radeon HD 6670
GRID K140Q
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Radeon HD 6670
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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 GRID K140Q is positioned at rank 197 and the Radeon HD 6670 is on rank 172, so the Radeon HD 6670 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GRID K140Q
Performance Per Dollar Radeon HD 6670
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GRID K140Q is the superior choice for raw performance. It leads with a 0.4% higher G3D Mark score. However, the Radeon HD 6670 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.4%) | ❌Lower raw frame rates (-0.4%) |
| Longevity | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) | 🛑Obsolete Architecture (2010 / TeraScale 3 (2010−2013)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+300%) |
| Efficiency | Normal Efficiency | Normal Efficiency |
| Case Fit | Standard Size (267mm) | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Radeon HD 6670 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 6670 holds the technical lead. Priced at $99 (vs $500), it costs 80% less, resulting in a 403% higher cost efficiency score.
| Insight | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+403%) |
| Upfront Cost | ⚠️Higher upfront cost ($500) | ✅More affordable ($99) |
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 GRID K140Q and Radeon HD 6670
GRID K140Q
The GRID K140Q is manufactured by NVIDIA. It was released in June 28 2013. It features the Kepler architecture. The core clock speed is 745 MHz. It has 1536 shading units. The thermal design power (TDP) is 225W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 728 points. Launch price was $469.
Radeon HD 6670
The Radeon HD 6670 is manufactured by AMD. It was released in December 14 2010. It features the TeraScale 3 architecture. The boost clock speed is 880 MHz. It has 1536 shading units. The thermal design power (TDP) is 250W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 725 points. Launch price was $369.
Graphics Performance
The GRID K140Q scores 728 and the Radeon HD 6670 reaches 725 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The GRID K140Q is built on Kepler while the Radeon HD 6670 uses TeraScale 3, both on 28 nm vs 40 nm. Shader units: 1,536 (GRID K140Q) vs 1,536 (Radeon HD 6670). Raw compute: 2.289 TFLOPS (GRID K140Q) vs 2.703 TFLOPS (Radeon HD 6670).
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| G3D Mark Score | 728 | 725 |
| Architecture | Kepler | TeraScale 3 |
| Process Node | 28 nm | 40 nm |
| Shading Units | 1536 | 1536 |
| Compute (TFLOPS) | 2.289 TFLOPS | 2.703 TFLOPS+18% |
| ROPs | 32 | 32 |
| TMUs | 128+33% | 96 |
| L1 Cache | 128 KB | 192 KB+50% |
| L2 Cache | 512 KB | 512 KB |
Advanced Features (DLSS/FSR)
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| Upscaling Tech | FSR 1.0 (Software) | FSR 1.0 (Software) |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
The GRID K140Q comes with 512 MB of VRAM, while the Radeon HD 6670 has 2 GB. The Radeon HD 6670 offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs 128-bit.
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 2 GB+300% |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 64-bit | 128-bit+100% |
| L2 Cache | 512 KB | 512 KB |
Display & API Support
DirectX support: 11_0 (GRID K140Q) vs 11.2 (11_0) (Radeon HD 6670). Maximum simultaneous displays: 0 vs 3.
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| DirectX | 11_0 | 11.2 (11_0)+2% |
| Max Displays | 0 | 3 |
Media & Encoding
Hardware encoder: NVENC 3rd Gen (GRID K140Q) vs None (Radeon HD 6670). Decoder: NVDEC 1st Gen vs UVD 3.0.
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| Encoder | NVENC 3rd Gen | None |
| Decoder | NVDEC 1st Gen | UVD 3.0 |
| Codecs | — | H.264,VC-1,MPEG-2,MPEG-4 |
Power & Dimensions
The GRID K140Q draws 225W versus the Radeon HD 6670's 250W — a 10.5% difference. The GRID K140Q is more power-efficient. Recommended PSU: 350W (GRID K140Q) vs 250W (Radeon HD 6670). Power connectors: PCIe-powered vs None. Card length: 267mm vs 168mm, occupying 1 vs 1 slots.
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| TDP | 225W-10% | 250W |
| Recommended PSU | 350W | 250W-29% |
| Power Connector | PCIe-powered | None |
| Length | 267mm | 168mm |
| Height | — | 111mm |
| Slots | 1 | 1 |
| Temp (Load) | — | 75 |
| Perf/Watt | 3.2+10% | 2.9 |
Value Analysis
The GRID K140Q launched at $125 MSRP and currently averages $500, while the Radeon HD 6670 launched at $99 and now averages $99. The Radeon HD 6670 costs 80.2% less ($401 savings) at current market prices. Performance per dollar (G3D Mark / price): 1.5 (GRID K140Q) vs 7.3 (Radeon HD 6670) — the Radeon HD 6670 offers 386.7% better value. The GRID K140Q is the newer GPU (2013 vs 2010).
| Feature | GRID K140Q | Radeon HD 6670 |
|---|---|---|
| MSRP | $125 | $99-21% |
| Avg Price (30d) | $500 | $99-80% |
| Performance per Dollar | 1.5 | 7.3+387% |
| Codename | GK104 | Cayman |
| Release | June 28 2013 | December 14 2010 |
| Ranking | #628 | #596 |
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