
GeForce GTX 960M

Iris Graphics 550
GeForce GTX 960M vs Iris Graphics 550 Performance Spectrum
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.
GeForce GTX 960M vs Iris Graphics 550 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends
GeForce GTX 960M vs Iris Graphics 550: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce GTX 960M
2015Why buy it
- ✅100+% more VRAM for high-resolution textures and newer games (4 GB vs Unknown).
- ✅Iris Graphics 550 is already obsolete for modern gaming, so GeForce GTX 960M is the less risky modern option long term.
Trade-offs
- ❌2015 hardware with 4 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌400% higher power demand at 75W vs 15W.
Iris Graphics 550
2015Why buy it
- ✅Draws 15W instead of 75W, a 60W reduction.
Trade-offs
- ❌Less VRAM, with Unknown vs 4 GB for high-resolution textures and newer games.
- ❌2015 hardware with Unknown of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
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GeForce GTX 960M vs Iris Graphics 550 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

GeForce GTX 960M
The GeForce GTX 960M is manufactured by NVIDIA. It was released in March 13 2015. It features the Maxwell architecture. The core clock ranges from 1096 MHz to 1176 MHz. It has 640 shading units. The thermal design power (TDP) is 75W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 3,375 points.

Iris Graphics 550
The Iris Graphics 550 is manufactured by Intel. It was released in September 1 2015. It features the Generation 9.0 architecture. The core clock ranges from 300 MHz to 1000 MHz. It has 384 shading units. The thermal design power (TDP) is 15W. Manufactured using 14 nm+ process technology. G3D Mark benchmark score: 3,311 points.
Graphics Performance
The GeForce GTX 960M scores 3,375 and the Iris Graphics 550 reaches 3,311 in the G3D Mark benchmark — just a 1.9% difference, making them near-identical in rasterization performance. The GeForce GTX 960M is built on Maxwell while the Iris Graphics 550 uses Generation 9.0, both on 28 nm vs 14 nm+. Shader units: 640 (GeForce GTX 960M) vs 384 (Iris Graphics 550). Raw compute: 1.505 TFLOPS (GeForce GTX 960M) vs 0.768 TFLOPS (Iris Graphics 550). Boost clocks: 1176 MHz vs 1000 MHz.
| Feature | GeForce GTX 960M | Iris Graphics 550 |
|---|---|---|
| G3D Mark Score | 3,375+2% | 3,311 |
| Architecture | Maxwell | Generation 9.0 |
| Process Node | 28 nm | 14 nm+ |
| Shading Units | 640+67% | 384 |
| Compute (TFLOPS) | 1.505 TFLOPS+96% | 0.768 TFLOPS |
| Boost Clock | 1176 MHz+18% | 1000 MHz |
| ROPs | 16+167% | 6 |
| TMUs | 40 | 48+20% |
Advanced Features (DLSS/FSR)
The GeForce GTX 960M gets NVIDIA DLSS, which still tends to look cleaner in motion. The Iris Graphics 550 leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce GTX 960M | Iris Graphics 550 |
|---|---|---|
| Upscaling Tech | Upscaling support | Upscaling support |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | Standard |
Video Memory (VRAM)
The GeForce GTX 960M has 4 GB of VRAM, while the Iris Graphics 550 carries 0 MB. GeForce GTX 960M gives you 100+% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce GTX 960M and System on the Iris Graphics 550.
| Feature | GeForce GTX 960M | Iris Graphics 550 |
|---|---|---|
| VRAM Capacity | 4 GB | Shared System RAM |
| Memory Type | GDDR5 | Shared |
| Memory Bandwidth | Unknown | System |
| Bus Width | 128-bit | System |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 960M) vs 12 (12_1) (Iris Graphics 550). Vulkan: 1.3 vs 1.3. OpenGL: 4.6 vs 4.6. Maximum simultaneous displays: 4 vs 3.
| Feature | GeForce GTX 960M | Iris Graphics 550 |
|---|---|---|
| DirectX | 12 (11_0) | 12 (12_1) |
| Vulkan | 1.3 | 1.3 |
| OpenGL | 4.6 | 4.6 |
| Max Displays | 4+33% | 3 |
Media & Encoding
Hardware encoder: NVENC (4th Gen) (GeForce GTX 960M) vs Quick Sync Video (Iris Graphics 550). Decoder: NVDEC (1st Gen) vs Quick Sync Video. Supported codecs: MPEG-2,VC-1,H.264,H.265 (GeForce GTX 960M) vs H.264,H.265,VP8,VP9,JPEG (Iris Graphics 550).
| Feature | GeForce GTX 960M | Iris Graphics 550 |
|---|---|---|
| Encoder | NVENC (4th Gen) | Quick Sync Video |
| Decoder | NVDEC (1st Gen) | Quick Sync Video |
| Codecs | MPEG-2,VC-1,H.264,H.265 | H.264,H.265,VP8,VP9,JPEG |
Power & Dimensions
The GeForce GTX 960M draws 75W versus the Iris Graphics 550's 15W — a 133.3% difference. The Iris Graphics 550 is more power-efficient. Recommended PSU: 350W (GeForce GTX 960M) vs 1W (Iris Graphics 550). Power connectors: 1x 6-pin vs Integrated.
| Feature | GeForce GTX 960M | Iris Graphics 550 |
|---|---|---|
| TDP | 75W | 15W-80% |
| Recommended PSU | 350W | 1W-100% |
| Power Connector | 1x 6-pin | Integrated |
| Length | 0mm | — |
| Height | 0mm | — |
| Slots | 0 | — |
| Temp (Load) | 82 | — |
| Perf/Watt | 45.0 | 220.7+390% |
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