
Radeon HD 6970M vs Quadro K620

Radeon HD 6970M
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Quadro K620
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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 HD 6970M is positioned at rank 121 and the Quadro K620 is on rank 99, so the Quadro K620 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon HD 6970M
Performance Per Dollar Quadro K620
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6970M is the superior choice for raw performance. It leads with a 2.6% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Quadro K620.
| Insight | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| Performance | ✅Leading raw performance (+2.6%) | ❌Lower raw frame rates (-2.6%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2014 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
The Quadro K620 offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Quadro K620 holds the technical lead. Priced at $30 (vs $48), it costs 38% less, resulting in a 56% higher cost efficiency score.
| Insight | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+56%) |
| Upfront Cost | ⚠️Higher upfront cost ($48) | ✅More affordable ($30) |
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 HD 6970M and Quadro K620

Radeon HD 6970M
The Radeon HD 6970M is manufactured by AMD. It was released in January 4 2011. It features the TeraScale 2 architecture. The core clock speed is 680 MHz. It has 960 shading units. The thermal design power (TDP) is 75W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 2,270 points.

Quadro K620
The Quadro K620 is manufactured by NVIDIA. It was released in July 22 2014. It features the Maxwell architecture. The core clock ranges from 1058 MHz to 1124 MHz. It has 384 shading units. The thermal design power (TDP) is 45W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 2,213 points. Launch price was $189.89.
Graphics Performance
The Radeon HD 6970M scores 2,270 and the Quadro K620 reaches 2,213 in the G3D Mark benchmark — just a 2.6% difference, making them near-identical in rasterization performance. The Radeon HD 6970M is built on TeraScale 2 while the Quadro K620 uses Maxwell, both on 40 nm vs 28 nm. Shader units: 960 (Radeon HD 6970M) vs 384 (Quadro K620). Raw compute: 1.306 TFLOPS (Radeon HD 6970M) vs 0.8632 TFLOPS (Quadro K620).
| Feature | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| G3D Mark Score | 2,270+3% | 2,213 |
| Architecture | TeraScale 2 | Maxwell |
| Process Node | 40 nm | 28 nm |
| Shading Units | 960+150% | 384 |
| Compute (TFLOPS) | 1.306 TFLOPS+51% | 0.8632 TFLOPS |
| ROPs | 32+100% | 16 |
| TMUs | 48+100% | 24 |
| L1 Cache | 192 KB | 192 KB |
| L2 Cache | 0.5 MB | 2 MB+300% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| 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)
Both cards feature 2 GB of video memory. Bus width: System vs 64-bit. L2 Cache: 0.5 MB (Radeon HD 6970M) vs 2 MB (Quadro K620) — the Quadro K620 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | Shared | GDDR5 |
| Bus Width | System | 64-bit |
| L2 Cache | 0.5 MB | 2 MB+300% |
Power & Dimensions
The Radeon HD 6970M draws 75W versus the Quadro K620's 45W — a 50% difference. The Quadro K620 is more power-efficient. Recommended PSU: 350W (Radeon HD 6970M) vs 350W (Quadro K620). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| TDP | 75W | 45W-40% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Perf/Watt | 30.3 | 49.2+62% |
Value Analysis
The Quadro K620 costs 37.5% less ($18 savings) at current market prices. Performance per dollar (G3D Mark / price): 47.3 (Radeon HD 6970M) vs 73.8 (Quadro K620) — the Quadro K620 offers 56% better value. The Quadro K620 is the newer GPU (2014 vs 2011).
| Feature | Radeon HD 6970M | Quadro K620 |
|---|---|---|
| MSRP | — | $150 |
| Avg Price (30d) | $48 | $30-38% |
| Performance per Dollar | 47.3 | 73.8+56% |
| Codename | Blackcomb | GM107 |
| Release | January 4 2011 | July 22 2014 |
| Ranking | #654 | #660 |
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