
Radeon HD 3850 X2
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GeForce 920A
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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 3850 X2 is positioned at rank 303 and the GeForce 920A is on rank 396, so the Radeon HD 3850 X2 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 3850 X2
Performance Per Dollar GeForce 920A
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce 920A is the superior choice for raw performance. It leads with a 0.9% higher G3D Mark score. However, the Radeon HD 3850 X2 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| Performance | ❌Lower raw frame rates (-0.9%) | ✅Leading raw performance (+0.9%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2015 / Maxwell (2014−2017)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | Standard Size (267mm) | — |
💎 Value Proposition
The GeForce 920A offers a compelling cost-to-performance ratio. While both GPUs are considered legacy components by modern standards, the GeForce 920A holds the technical lead. Priced at $15 (vs $349), it costs 96% less, resulting in a 2246.5% higher cost efficiency score.
| Insight | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+2246.5%) |
| Upfront Cost | ⚠️Higher upfront cost ($349) | ✅More affordable ($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 3850 X2 and GeForce 920A

Radeon HD 3850 X2
The Radeon HD 3850 X2 is manufactured by AMD. It was released in September 19 2011. It features the TeraScale 2 architecture. The core clock speed is 800 MHz. It has 960 ×2 shading units. The thermal design power (TDP) is 254W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 822 points.

GeForce 920A
The GeForce 920A is manufactured by NVIDIA. It was released in March 13 2015. It features the Maxwell architecture. The core clock ranges from 928 MHz to 941 MHz. It has 384 shading units. The thermal design power (TDP) is 33W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 829 points.
Graphics Performance
The Radeon HD 3850 X2 scores 822 and the GeForce 920A reaches 829 in the G3D Mark benchmark — just a 0.9% difference, making them near-identical in rasterization performance. The Radeon HD 3850 X2 is built on TeraScale 2 while the GeForce 920A uses Maxwell, both on 40 nm vs 28 nm. Shader units: 960 (Radeon HD 3850 X2) vs 384 (GeForce 920A). Raw compute: 1.536 TFLOPS ×2 (Radeon HD 3850 X2) vs 0.7227 TFLOPS (GeForce 920A).
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| G3D Mark Score | 822 | 829 |
| Architecture | TeraScale 2 | Maxwell |
| Process Node | 40 nm | 28 nm |
| Shading Units | 960 ×2+150% | 384 |
| Compute (TFLOPS) | 1.536 TFLOPS ×2+113% | 0.7227 TFLOPS |
| ROPs | 32 ×2+300% | 8 |
| TMUs | 48 ×2+100% | 24 |
| L1 Cache | 192 KB | 192 KB |
| L2 Cache | 0.5 MB | 1 MB+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| 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 3850 X2 comes with 1 GB of VRAM, while the GeForce 920A has 512 MB. The Radeon HD 3850 X2 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 128-bit vs 128-bit. L2 Cache: 0.5 MB (Radeon HD 3850 X2) vs 1 MB (GeForce 920A) — the GeForce 920A has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 0.5 MB | 1 MB+100% |
Display & API Support
DirectX support: 10.1 (Radeon HD 3850 X2) vs 11.0 (GeForce 920A). OpenGL: 3.3 vs 4.5. Maximum simultaneous displays: 2 vs 1.
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| DirectX | 10.1 | 11.0+9% |
| OpenGL | 3.3 | 4.5+36% |
| Max Displays | 2+100% | 1 |
Media & Encoding
Decoder: UVD+ vs PureVideo HD VP5. Supported codecs: H.264,VC-1,MPEG-2 (Radeon HD 3850 X2) vs MPEG-2,H.264,VC-1,MPEG-4 (GeForce 920A).
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| Encoder | — | No |
| Decoder | UVD+ | PureVideo HD VP5 |
| Codecs | H.264,VC-1,MPEG-2 | MPEG-2,H.264,VC-1,MPEG-4 |
Power & Dimensions
The Radeon HD 3850 X2 draws 254W versus the GeForce 920A's 33W — a 154% difference. The GeForce 920A is more power-efficient. Recommended PSU: 450W (Radeon HD 3850 X2) vs 350W (GeForce 920A). Power connectors: 2x 6-pin vs Legacy. Card length: 267mm vs 0mm, occupying 2 vs 0 slots. Typical load temperature: 90°C vs 70°C.
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| TDP | 254W | 33W-87% |
| Recommended PSU | 450W | 350W-22% |
| Power Connector | 2x 6-pin | Legacy |
| Length | 267mm | 0mm |
| Height | — | 0mm |
| Slots | 2 | 0-100% |
| Temp (Load) | 90°C | 70°C-22% |
| Perf/Watt | 3.2 | 25.1+684% |
Value Analysis
The Radeon HD 3850 X2 launched at $349 MSRP and currently averages $349, while the GeForce 920A launched at $100 and now averages $15. The GeForce 920A costs 95.7% less ($334 savings) at current market prices. Performance per dollar (G3D Mark / price): 2.4 (Radeon HD 3850 X2) vs 55.3 (GeForce 920A) — the GeForce 920A offers 2204.2% better value. The GeForce 920A is the newer GPU (2015 vs 2011).
| Feature | Radeon HD 3850 X2 | GeForce 920A |
|---|---|---|
| MSRP | $349 | $100-71% |
| Avg Price (30d) | $349 | $15-96% |
| Performance per Dollar | 2.4 | 55.3+2204% |
| Codename | Barts | GM108 |
| Release | September 19 2011 | March 13 2015 |
| Ranking | #630 | #810 |
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