GeForce 405M vs GT 750M Mac Edition
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 733 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 6.12 | no data |
| Architecture | Kepler (2012−2018) | Tesla 2.0 (2007−2013) |
| GPU code name | GK107 | GT218 |
| Market segment | Laptop | Laptop |
| Release date | 8 November 2013 (11 years ago) | 5 January 2011 (14 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 384 | 16 |
| Core clock speed | 926 MHz | 606 MHz |
| Number of transistors | 1,270 million | 260 million |
| Manufacturing process technology | 28 nm | 40 nm |
| Power consumption (TDP) | 50 Watt | 14 Watt |
| Texture fill rate | 29.63 | 4.848 |
| Floating-point processing power | 0.7112 TFLOPS | 0.03878 TFLOPS |
| Gigaflops | no data | 73 |
| ROPs | 16 | 4 |
| TMUs | 32 | 8 |
| L1 Cache | 32 KB | no data |
| L2 Cache | 256 KB | 32 KB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Bus support | no data | PCI-E 2.0 |
| Interface | PCIe 3.0 x16 | PCIe 2.0 x16 |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR5 | GDDR3 |
| Maximum RAM amount | 2 GB | Up to 512 MB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 1254 MHz | Up to 800 (DDR3), Up to 800 (GDDR3) MHz |
| Memory bandwidth | 80.26 GB/s | 25.6 GB/s |
| Shared memory | - | - |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | No outputs | DisplayPort, HDMI, VGA, Dual Link DVI, Single Link DVI |
| Multi monitor support | no data | + |
| HDMI | - | + |
| Maximum VGA resolution | no data | 2048x1536 |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Power management | no data | 8.0 |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 API |
| Shader Model | 5.1 | 4.1 |
| OpenGL | 4.6 | 4.5 |
| OpenCL | 1.2 | 1.1 |
| Vulkan | 1.1.126 | N/A |
| CUDA | 3.0 | + |
Pros & cons summary
| Recency | 8 November 2013 | 5 January 2011 |
| Chip lithography | 28 nm | 40 nm |
| Power consumption (TDP) | 50 Watt | 14 Watt |
GT 750M Mac Edition has an age advantage of 2 years, and a 42.9% more advanced lithography process.
GeForce 405M, on the other hand, has 257.1% lower power consumption.
We couldn't decide between GeForce GT 750M Mac Edition and GeForce 405M. We've got no test results to judge.
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