Radeon HD 6770M vs Radeon R7 340
Radeon HD 6770M
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Radeon R7 340
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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 6770M is positioned at rank 164 and the Radeon R7 340 is on rank 130, so the Radeon R7 340 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 6770M
Performance Per Dollar Radeon R7 340
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 6770M is the superior choice for raw performance. It leads with a 0.4% 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 R7 340.
| Insight | Radeon HD 6770M | Radeon R7 340 |
|---|---|---|
| Performance | ✅Leading raw performance (+0.4%) | ❌Lower raw frame rates (-0.4%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2015 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+100%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 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 6770M and Radeon R7 340
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.
Radeon R7 340
The Radeon R7 340 is manufactured by AMD. It was released in June 18 2015. It features the GCN 1.0 architecture. The boost clock speed is 975 MHz. It has 1024 shading units. The thermal design power (TDP) is 100W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 960 points. Launch price was $149.
Graphics Performance
The Radeon HD 6770M scores 964 and the Radeon R7 340 reaches 960 in the G3D Mark benchmark — just a 0.4% difference, making them near-identical in rasterization performance. The Radeon HD 6770M is built on TeraScale 2 while the Radeon R7 340 uses GCN 1.0, both on 40 nm vs 28 nm. Shader units: 480 (Radeon HD 6770M) vs 1,024 (Radeon R7 340). Raw compute: 0.696 TFLOPS (Radeon HD 6770M) vs 1.997 TFLOPS (Radeon R7 340).
| Feature | Radeon HD 6770M | Radeon R7 340 |
|---|---|---|
| G3D Mark Score | 964 | 960 |
| Architecture | TeraScale 2 | GCN 1.0 |
| Process Node | 40 nm | 28 nm |
| Shading Units | 480 | 1024+113% |
| Compute (TFLOPS) | 0.696 TFLOPS | 1.997 TFLOPS+187% |
| ROPs | 8 | 32+300% |
| TMUs | 24 | 64+167% |
| L1 Cache | 48 KB | 256 KB+433% |
| L2 Cache | 256 KB | 512 KB+100% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6770M | Radeon R7 340 |
|---|---|---|
| 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 6770M comes with 1 GB of VRAM, while the Radeon R7 340 has 512 MB. The Radeon HD 6770M offers 100% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 128-bit. L2 Cache: 256 KB (Radeon HD 6770M) vs 512 KB (Radeon R7 340) — the Radeon R7 340 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 6770M | Radeon R7 340 |
|---|---|---|
| VRAM Capacity | 1 GB+100% | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 128-bit |
| L2 Cache | 256 KB | 512 KB+100% |
Power & Dimensions
The Radeon HD 6770M draws 35W versus the Radeon R7 340's 100W — a 96.3% difference. The Radeon HD 6770M is more power-efficient. Recommended PSU: 350W (Radeon HD 6770M) vs 300W (Radeon R7 340). Power connectors: 1x 6-pin vs None.
| Feature | Radeon HD 6770M | Radeon R7 340 |
|---|---|---|
| TDP | 35W-65% | 100W |
| Recommended PSU | 350W | 300W-14% |
| Power Connector | 1x 6-pin | None |
| Perf/Watt | 27.5+186% | 9.6 |
Value Analysis
The Radeon R7 340 is the newer GPU (2015 vs 2011).
| Feature | Radeon HD 6770M | Radeon R7 340 |
|---|---|---|
| MSRP | — | $99 |
| Avg Price (30d) | — | $25 |
| Codename | Whistler | Trinidad |
| Release | January 4 2011 | June 18 2015 |
| Ranking | #896 | #467 |
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