Radeon HD 6900M vs GeForce GT 755M Mac Edition
Radeon HD 6900M
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GeForce GT 755M Mac Edition
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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 6900M is positioned at rank 347 and the GeForce GT 755M Mac Edition is on rank 388, so the Radeon HD 6900M 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 6900M
Performance Per Dollar GeForce GT 755M Mac Edition
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
🚀 Performance Leadership
The GeForce GT 755M Mac Edition is the superior choice for raw performance. It leads with a 1.1% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the Radeon HD 6900M.
| Insight | Radeon HD 6900M | GeForce GT 755M Mac Edition |
|---|---|---|
| Performance | ❌Lower raw frame rates (-1.1%) | ✅Leading raw performance (+1.1%) |
| Longevity | 🛑Obsolete Architecture (2011 / TeraScale 2 (2009−2015)) | 🛑Obsolete Architecture (2013 / Kepler (2012−2018)) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce GT 755M Mac Edition 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 6900M and GeForce GT 755M Mac Edition
Radeon HD 6900M
The Radeon HD 6900M is manufactured by AMD. It was released in January 4 2011. It features the TeraScale 2 architecture. The core clock speed is 680 MHz. It has 960 shading units. The thermal design power (TDP) is 75W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 1,707 points.
GeForce GT 755M Mac Edition
The GeForce GT 755M Mac Edition is manufactured by NVIDIA. It was released in November 8 2013. It features the Kepler architecture. The core clock speed is 1085 MHz. It has 384 shading units. The thermal design power (TDP) is 50W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 1,726 points.
Graphics Performance
The Radeon HD 6900M scores 1,707 and the GeForce GT 755M Mac Edition reaches 1,726 in the G3D Mark benchmark — just a 1.1% difference, making them near-identical in rasterization performance. The Radeon HD 6900M is built on TeraScale 2 while the GeForce GT 755M Mac Edition uses Kepler, both on 40 nm vs 28 nm. Shader units: 960 (Radeon HD 6900M) vs 384 (GeForce GT 755M Mac Edition). Raw compute: 1.306 TFLOPS (Radeon HD 6900M) vs 0.8333 TFLOPS (GeForce GT 755M Mac Edition).
| Feature | Radeon HD 6900M | GeForce GT 755M Mac Edition |
|---|---|---|
| G3D Mark Score | 1,707 | 1,726+1% |
| Architecture | TeraScale 2 | Kepler |
| Process Node | 40 nm | 28 nm |
| Shading Units | 960+150% | 384 |
| Compute (TFLOPS) | 1.306 TFLOPS+57% | 0.8333 TFLOPS |
| ROPs | 32+100% | 16 |
| TMUs | 48+50% | 32 |
| L1 Cache | 192 KB+500% | 32 KB |
| L2 Cache | 512 KB+100% | 256 KB |
Advanced Features (DLSS/FSR)
| Feature | Radeon HD 6900M | GeForce GT 755M Mac Edition |
|---|---|---|
| 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)
Both cards feature 512 MB of video memory. Bus width: System vs 64-bit. L2 Cache: 512 KB (Radeon HD 6900M) vs 256 KB (GeForce GT 755M Mac Edition) — the Radeon HD 6900M has significantly larger on-die cache to reduce VRAM reliance.
| Feature | Radeon HD 6900M | GeForce GT 755M Mac Edition |
|---|---|---|
| VRAM Capacity | 0.5 GB | 0.5 GB |
| Memory Type | Shared | GDDR5 |
| Memory Bandwidth | System | Unknown |
| Bus Width | System | 64-bit |
| L2 Cache | 512 KB+100% | 256 KB |
Power & Dimensions
The Radeon HD 6900M draws 75W versus the GeForce GT 755M Mac Edition's 50W — a 40% difference. The GeForce GT 755M Mac Edition is more power-efficient. Recommended PSU: 350W (Radeon HD 6900M) vs 350W (GeForce GT 755M Mac Edition). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | Radeon HD 6900M | GeForce GT 755M Mac Edition |
|---|---|---|
| TDP | 75W | 50W-33% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Slots | — | 0 |
| Temp (Load) | — | 85°C |
| Perf/Watt | 22.8 | 34.5+51% |
Value Analysis
The GeForce GT 755M Mac Edition is the newer GPU (2013 vs 2011).
| Feature | Radeon HD 6900M | GeForce GT 755M Mac Edition |
|---|---|---|
| MSRP | — | $200 |
| Avg Price (30d) | — | $50 |
| Codename | Blackcomb | GK107 |
| Release | January 4 2011 | November 8 2013 |
| Ranking | #654 | #925 |
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