Radeon HD 7620G vs GeForce GT 705
Radeon HD 7620G
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GeForce GT 705
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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 7620G is positioned at rank 415 and the GeForce GT 705 is on rank 199, so the GeForce GT 705 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 7620G
Performance Per Dollar GeForce GT 705
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GT 705 is the superior choice for raw performance. It leads with a 3.6% higher G3D Mark score and 100% more VRAM (1 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 7620G.
| Insight | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-3.6%) | ✅Leading raw performance (+3.6%) |
| Longevity | 🛑Obsolete Architecture (2012 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2014 / Kepler (2012−2018)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+100%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Radeon HD 7620G offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the Radeon HD 7620G holds the technical lead. Priced at $10 (vs $15), it costs 33% less, resulting in a 44.7% higher cost efficiency score.
| Insight | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| Cost Efficiency | ✅Better overall value (+44.7%) | ❌Lower cost efficiency |
| Upfront Cost | ✅More affordable ($10) | ⚠️Higher upfront cost ($15) |
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 7620G and GeForce GT 705
Radeon HD 7620G
The Radeon HD 7620G is manufactured by AMD. It was released in January 5 2012. It features the TeraScale 2 architecture. The core clock speed is 600 MHz. It has 480 shading units. The thermal design power (TDP) is 45W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 357 points.
GeForce GT 705
The GeForce GT 705 is manufactured by NVIDIA. It was released in May 29 2014. It features the Kepler architecture. The core clock speed is 993 MHz. It has 384 shading units. The thermal design power (TDP) is 64W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 370 points. Launch price was $89.
Graphics Performance
The Radeon HD 7620G scores 357 and the GeForce GT 705 reaches 370 in the G3D Mark benchmark — just a 3.6% difference, making them near-identical in rasterization performance. The Radeon HD 7620G is built on TeraScale 2 while the GeForce GT 705 uses Kepler, both on 40 nm vs 28 nm. Shader units: 480 (Radeon HD 7620G) vs 384 (GeForce GT 705). Raw compute: 0.576 TFLOPS (Radeon HD 7620G) vs 0.7626 TFLOPS (GeForce GT 705).
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| G3D Mark Score | 357 | 370+4% |
| Architecture | TeraScale 2 | Kepler |
| Process Node | 40 nm | 28 nm |
| Shading Units | 480+25% | 384 |
| Compute (TFLOPS) | 0.576 TFLOPS | 0.7626 TFLOPS+32% |
| ROPs | 8 | 16+100% |
| TMUs | 24 | 32+33% |
| L1 Cache | 48 KB+50% | 32 KB |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| 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 HD 7620G comes with 512 MB of VRAM, while the GeForce GT 705 has 1 GB. The GeForce GT 705 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 64-bit.
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| VRAM Capacity | 0.5 GB | 1 GB+100% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit+100% | 64-bit |
| L2 Cache | 256 KB | 256 KB |
Display & API Support
DirectX support: 11.2 (Radeon HD 7620G) vs 11.0 (GeForce GT 705). Maximum simultaneous displays: 0 vs 2.
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| DirectX | 11.2+2% | 11.0 |
| Max Displays | 0 | 2 |
Media & Encoding
Hardware encoder: UVD 3 (Radeon HD 7620G) vs No (GeForce GT 705). Decoder: UVD 3 vs PureVideo HD VP4.
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| Encoder | UVD 3 | No |
| Decoder | UVD 3 | PureVideo HD VP4 |
| Codecs | — | MPEG-2,H.264,VC-1,MPEG-4 ASP |
Power & Dimensions
The Radeon HD 7620G draws 45W versus the GeForce GT 705's 64W — a 34.9% difference. The Radeon HD 7620G is more power-efficient. Recommended PSU: 350W (Radeon HD 7620G) vs 250W (GeForce GT 705). Power connectors: 1x 6-pin vs None. Card length: 1mm vs 145mm, occupying 0 vs 1 slots.
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| TDP | 45W-30% | 64W |
| Recommended PSU | 350W | 250W-29% |
| Power Connector | 1x 6-pin | None |
| Length | 1mm | 145mm |
| Height | — | 111mm |
| Slots | 0-100% | 1 |
| Temp (Load) | — | 65°C |
| Perf/Watt | 7.9+36% | 5.8 |
Value Analysis
The Radeon HD 7620G launched at $50 MSRP and currently averages $10, while the GeForce GT 705 launched at $60 and now averages $15. The Radeon HD 7620G costs 33.3% less ($5 savings) at current market prices. Performance per dollar (G3D Mark / price): 35.7 (Radeon HD 7620G) vs 24.7 (GeForce GT 705) — the Radeon HD 7620G offers 44.5% better value. The GeForce GT 705 is the newer GPU (2014 vs 2012).
| Feature | Radeon HD 7620G | GeForce GT 705 |
|---|---|---|
| MSRP | $50-17% | $60 |
| Avg Price (30d) | $10-33% | $15 |
| Performance per Dollar | 35.7+45% | 24.7 |
| Codename | Turks | GK107 |
| Release | January 5 2012 | May 29 2014 |
| Ranking | #870 | #777 |
Top Performing GPUs
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