
Radeon HD 4850 vs Radeon HD 6770M

Radeon HD 4850
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Radeon HD 6770M
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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 4850 is positioned at rank 237 and the Radeon HD 6770M is on rank 164, so the Radeon HD 6770M 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 4850
Performance Per Dollar Radeon HD 6770M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6770M is the superior choice for raw performance. It leads with a 1.9% higher G3D Mark score. However, the Radeon HD 4850 offers more VRAM, which may be beneficial for texture-heavy scenarios at higher resolutions.
| Insight | Radeon HD 4850 | Radeon HD 6770M |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.9%) | ✅Leading raw performance (+1.9%) |
| Longevity | 🛑Obsolete Architecture (2008 / TeraScale (2005−2013)) | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) |
| 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 (246mm) | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon HD 6770M remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
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 4850 and Radeon HD 6770M

Radeon HD 4850
The Radeon HD 4850 is manufactured by AMD. It was released in June 25 2008. It features the TeraScale architecture. The core clock speed is 625 MHz. It has 800 shading units. The thermal design power (TDP) is 110W. Manufactured using 55 nm process technology. G3D Mark benchmark score: 946 points. Launch price was $199.

Radeon HD 6770M
The Radeon HD 6770M is manufactured by AMD. It was released in January 4 2011. It features the TeraScale 2 architecture. The core clock speed is 725 MHz. It has 480 shading units. The thermal design power (TDP) is 35W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 964 points.
Graphics Performance
The Radeon HD 4850 scores 946 and the Radeon HD 6770M reaches 964 in the G3D Mark benchmark — just a 1.9% difference, making them near-identical in rasterization performance. The Radeon HD 4850 is built on TeraScale while the Radeon HD 6770M uses TeraScale 2, both on 55 nm vs 40 nm. Shader units: 800 (Radeon HD 4850) vs 480 (Radeon HD 6770M). Raw compute: 1 TFLOPS (Radeon HD 4850) vs 0.696 TFLOPS (Radeon HD 6770M).
| Feature | Radeon HD 4850 | Radeon HD 6770M |
|---|---|---|
| G3D Mark Score | 946 | 964+2% |
| Architecture | TeraScale | TeraScale 2 |
| Process Node | 55 nm | 40 nm |
| Shading Units | 800+67% | 480 |
| Compute (TFLOPS) | 1 TFLOPS+44% | 0.696 TFLOPS |
| ROPs | 16+100% | 8 |
| TMUs | 40+67% | 24 |
| L1 Cache | 160 KB+233% | 48 KB |
| L2 Cache | 256 KB | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 4850 | Radeon HD 6770M |
|---|---|---|
| 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 | AMD Anti-Lag |
Video Memory (VRAM)
The Radeon HD 4850 comes with 2 GB of VRAM, while the Radeon HD 6770M has 1 GB. The Radeon HD 4850 offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: 64-bit vs System.
| Feature | Radeon HD 4850 | Radeon HD 6770M |
|---|---|---|
| VRAM Capacity | 2 GB+100% | 1 GB |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 64-bit | System |
| L2 Cache | 256 KB | 256 KB |
Power & Dimensions
The Radeon HD 4850 draws 110W versus the Radeon HD 6770M's 35W — a 103.4% difference. The Radeon HD 6770M is more power-efficient. Recommended PSU: 450W (Radeon HD 4850) vs 350W (Radeon HD 6770M). Power connectors: 1x 6-pin vs 1x 6-pin.
| Feature | Radeon HD 4850 | Radeon HD 6770M |
|---|---|---|
| TDP | 110W | 35W-68% |
| Recommended PSU | 450W | 350W-22% |
| Power Connector | 1x 6-pin | 1x 6-pin |
| Length | 246mm | — |
| Height | 111mm | — |
| Slots | 1 | — |
| Temp (Load) | 95 | — |
| Perf/Watt | 8.6 | 27.5+220% |
Value Analysis
The Radeon HD 6770M is the newer GPU (2011 vs 2008).
| Feature | Radeon HD 4850 | Radeon HD 6770M |
|---|---|---|
| MSRP | $199 | — |
| Avg Price (30d) | $199 | — |
| Codename | RV770 | Whistler |
| Release | June 25 2008 | January 4 2011 |
| Ranking | #876 | #896 |
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