
Radeon 680M vs Radeon HD 7850

Radeon 680M
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Radeon HD 7850
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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 680M is positioned at rank #331 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 680M
Performance Per Dollar
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The Radeon 680M is significantly newer (2023 vs 2012). The Radeon 680M likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The Radeon HD 7850 lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The Radeon HD 7850 is the superior choice for raw performance. It leads with a 1.6% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon 680M.
| Insight | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.6%) | ✅Leading raw performance (+1.6%) |
| Longevity | RDNA 2.0 (2020−2025) (6nm) | 🛑Obsolete Architecture (2012 / GCN 1.0 (2012−2020)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | 💡 Excellent Perf/Watt | ⚡ Higher Power Consumption |
| Case Fit | 📏 Compact / SFF Friendly | 📏 Compact / SFF Friendly |
💎 Value Proposition
The Radeon HD 7850 offers a compelling cost-to-performance ratio. Priced at $50 versus $80 for the Radeon 680M, it costs 38% less. While it maintains basic entry-level capabilities, this results in a 62.5% higher cost efficiency score.
| Insight | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| Cost Efficiency | ❌Lower cost efficiency | ✅Better overall value (+62.5%) |
| Upfront Cost | ⚠️Higher upfront cost ($80) | ✅More affordable ($50) |
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 680M and Radeon HD 7850

Radeon 680M
The Radeon 680M is manufactured by AMD. It was released in January 3 2023. It features the RDNA 2.0 architecture. The core clock ranges from 2000 MHz to 2200 MHz. It has 768 shading units. The thermal design power (TDP) is 50W. Manufactured using 6 nm process technology. It features 12 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 3,836 points.

Radeon HD 7850
The Radeon HD 7850 is manufactured by AMD. It was released in March 5 2012. It features the GCN 1.0 architecture. The boost clock speed is 1000 MHz. It has 1024 shading units. The thermal design power (TDP) is 130W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,897 points. Launch price was $249.
Graphics Performance
The Radeon 680M scores 3,836 and the Radeon HD 7850 reaches 3,897 in the G3D Mark benchmark — just a 1.6% difference, making them near-identical in rasterization performance. The Radeon 680M is built on RDNA 2.0 while the Radeon HD 7850 uses GCN 1.0, both on 6 nm vs 28 nm. Shader units: 768 (Radeon 680M) vs 1,024 (Radeon HD 7850). Raw compute: 3.379 TFLOPS (Radeon 680M) vs 1.761 TFLOPS (Radeon HD 7850). Boost clocks: 2200 MHz vs 1000 MHz.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| G3D Mark Score | 3,836 | 3,897+2% |
| Architecture | RDNA 2.0 | GCN 1.0 |
| Process Node | 6 nm | 28 nm |
| Shading Units | 768 | 1024+33% |
| Compute (TFLOPS) | 3.379 TFLOPS+92% | 1.761 TFLOPS |
| Boost Clock | 2200 MHz+120% | 1000 MHz |
| ROPs | 32 | 32 |
| TMUs | 48 | 64+33% |
| L1 Cache | 256 KB | 256 KB |
| L2 Cache | 2 MB+300% | 0.5 MB |
Advanced Features (DLSS/FSR)
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| 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)
Both cards feature 2 GB of video memory. Bus width: System vs 256-bit. L2 Cache: 2 MB (Radeon 680M) vs 0.5 MB (Radeon HD 7850) — the Radeon 680M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | 153.6 GB/s |
| Bus Width | System | 256-bit |
| L2 Cache | 2 MB+300% | 0.5 MB |
Display & API Support
DirectX support: 12_2 (Radeon 680M) vs 12 (Radeon HD 7850). Maximum simultaneous displays: 0 vs 4.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| DirectX | 12_2 | 12 |
| Max Displays | 0 | 4 |
Media & Encoding
Hardware encoder: VCN 3.1 (Radeon 680M) vs VCE 1.0 (Radeon HD 7850). Decoder: VCN 3.1 vs UVD 3.1.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| Encoder | VCN 3.1 | VCE 1.0 |
| Decoder | VCN 3.1 | UVD 3.1 |
| Codecs | — | H.264 |
Power & Dimensions
The Radeon 680M draws 50W versus the Radeon HD 7850's 130W — a 88.9% difference. The Radeon 680M is more power-efficient. Recommended PSU: 350W (Radeon 680M) vs 500W (Radeon HD 7850). Power connectors: PCIe-powered vs 1x 6-pin. Card length: 1mm vs 210mm, occupying 0 vs 2 slots.
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| TDP | 50W-62% | 130W |
| Recommended PSU | 350W-30% | 500W |
| Power Connector | PCIe-powered | 1x 6-pin |
| Length | 1mm | 210mm |
| Slots | 0-100% | 2 |
| Perf/Watt | 76.7+156% | 30.0 |
Value Analysis
The Radeon HD 7850 costs 37.5% less ($30 savings) at current market prices. Performance per dollar (G3D Mark / price): 48.0 (Radeon 680M) vs 77.9 (Radeon HD 7850) — the Radeon HD 7850 offers 62.3% better value. The Radeon 680M is the newer GPU (2023 vs 2012).
| Feature | Radeon 680M | Radeon HD 7850 |
|---|---|---|
| MSRP | — | $249 |
| Avg Price (30d) | $80 | $50-38% |
| Performance per Dollar | 48.0 | 77.9+62% |
| Codename | Rembrandt+ | Pitcairn |
| Release | January 3 2023 | March 5 2012 |
| Ranking | #512 | #503 |
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