
Radeon HD 8870M
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Seria Radeon HD 7700
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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. The Radeon HD 8870M is positioned at rank #241 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon HD 8870M
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The Radeon HD 8870M is the superior choice for raw performance. It leads with a 2.1% higher G3D Mark score and 300% more VRAM (2 GB vs 512 MB). This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Seria Radeon HD 7700.
| Insight | Radeon HD 8870M | Seria Radeon HD 7700 |
|---|---|---|
| Performance | ✅Leading raw performance (+2.1%) | ❌Lower raw frame rates (-2.1%) |
| Longevity | 🛑Obsolete Architecture (2013 / GCN 1.0 (2012−2020)) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ✅ More VRAM (+300%) | ❌ Less VRAM capacity |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the Radeon HD 8870M 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 8870M and Seria Radeon HD 7700

Radeon HD 8870M
The Radeon HD 8870M is manufactured by AMD. It was released in April 1 2013. It features the GCN 1.0 architecture. The core clock ranges from 725 MHz to 775 MHz. It has 640 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,638 points.

Seria Radeon HD 7700
The Seria Radeon HD 7700 is manufactured by AMD. It was released in January 9 2012. It features the GCN 1.0 architecture. The boost clock speed is 925 MHz. It has 2048 shading units. The thermal design power (TDP) is 250W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,604 points. Launch price was $549.
Graphics Performance
The Radeon HD 8870M scores 1,638 and the Seria Radeon HD 7700 reaches 1,604 in the G3D Mark benchmark — just a 2.1% difference, making them near-identical in rasterization performance. The Radeon HD 8870M is built on GCN 1.0 while the Seria Radeon HD 7700 uses GCN 1.0, both on a 28 nm process. Shader units: 640 (Radeon HD 8870M) vs 2,048 (Seria Radeon HD 7700). Raw compute: 0.992 TFLOPS (Radeon HD 8870M) vs 3.789 TFLOPS (Seria Radeon HD 7700). Boost clocks: 775 MHz vs 925 MHz.
| Feature | Radeon HD 8870M | Seria Radeon HD 7700 |
|---|---|---|
| G3D Mark Score | 1,638+2% | 1,604 |
| Architecture | GCN 1.0 | GCN 1.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 640 | 2048+220% |
| Compute (TFLOPS) | 0.992 TFLOPS | 3.789 TFLOPS+282% |
| Boost Clock | 775 MHz | 925 MHz+19% |
| ROPs | 16 | 32+100% |
| TMUs | 40 | 128+220% |
| L1 Cache | 160 KB | 512 KB+220% |
| L2 Cache | 256 KB | 768 KB+200% |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 8870M | Seria Radeon HD 7700 |
|---|---|---|
| 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 8870M comes with 2 GB of VRAM, while the Seria Radeon HD 7700 has 512 MB. The Radeon HD 8870M offers 300% more capacity, crucial for higher resolutions and texture-heavy games. Bus width: System vs 64-bit. L2 Cache: 256 KB (Radeon HD 8870M) vs 768 KB (Seria Radeon HD 7700) — the Seria Radeon HD 7700 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 8870M | Seria Radeon HD 7700 |
|---|---|---|
| VRAM Capacity | 2 GB+300% | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Bus Width | System | 64-bit |
| L2 Cache | 256 KB | 768 KB+200% |
Power & Dimensions
The Radeon HD 8870M draws 50W versus the Seria Radeon HD 7700's 250W — a 133.3% difference. The Radeon HD 8870M is more power-efficient. Recommended PSU: 350W (Radeon HD 8870M) vs 450W (Seria Radeon HD 7700). Power connectors: 1x 6-pin vs 1x 6-pin.
| Feature | Radeon HD 8870M | Seria Radeon HD 7700 |
|---|---|---|
| TDP | 50W-80% | 250W |
| Recommended PSU | 350W-22% | 450W |
| Power Connector | 1x 6-pin | 1x 6-pin |
| Slots | 0 | — |
| Temp (Load) | 85 | — |
| Perf/Watt | 32.8+412% | 6.4 |
Value Analysis
The Radeon HD 8870M is the newer GPU (2013 vs 2012).
| Feature | Radeon HD 8870M | Seria Radeon HD 7700 |
|---|---|---|
| MSRP | — | $159 |
| Avg Price (30d) | — | $30 |
| Codename | Venus | Tahiti |
| Release | April 1 2013 | January 9 2012 |
| Ranking | #745 | #431 |
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