ATI Mobility Radeon X1400 vs GeForce GT 750M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 790 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 4.86 | no data |
| Architecture | Kepler (2012−2018) | R500 (2005−2007) |
| GPU code name | GK107 | M54 |
| Market segment | Laptop | Laptop |
| Release date | 9 January 2013 (12 years ago) | 19 January 2006 (19 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 | 6 |
| Core clock speed | 941 MHz | 445 MHz |
| Boost clock speed | 967 MHz | 445 MHz |
| Number of transistors | 1,270 million | 107 million |
| Manufacturing process technology | 28 nm | 90 nm |
| Power consumption (TDP) | 50 Watt | no data |
| Texture fill rate | 30.94 | 1.780 |
| Floating-point processing power | 0.7427 TFLOPS | no data |
| ROPs | 16 | 4 |
| TMUs | 32 | 4 |
| L1 Cache | 32 KB | no data |
| L2 Cache | 256 KB | no data |
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).
| Laptop size | medium sized | no data |
| Bus support | PCI Express 3.0 | no data |
| Interface | PCIe 3.0 x16 | PCIe 1.0 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 | DDR3 | DDR2 |
| Maximum RAM amount | 4 GB | 128 MB |
| Standard memory configuration | DDR3/GDDR5 | no data |
| Memory bus width | 128 Bit | 128 Bit |
| Memory clock speed | 1003 MHz | 250 MHz |
| Memory bandwidth | 64.19 GB/s | 8 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 | No outputs |
| eDP 1.2 signal support | Up to 3840x2160 | no data |
| LVDS signal support | Up to 1920x1200 | no data |
| VGA аnalog display support | Up to 2048x1536 | no data |
| DisplayPort Multimode (DP++) support | Up to 3840x2160 | no data |
| HDMI | + | - |
| HDCP content protection | + | - |
| 7.1 channel HD audio on HDMI | + | - |
| TrueHD and DTS-HD audio bitstreaming | + | - |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Blu-Ray 3D Support | + | - |
| H.264, VC1, MPEG2 1080p video decoder | + | - |
| Optimus | + | - |
| 3D Vision / 3DTV Play | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 API | 9.0c (9_3) |
| Shader Model | 5.1 | 3.0 |
| OpenGL | 4.5 | 2.0 |
| OpenCL | 1.1 | N/A |
| Vulkan | 1.1.126 | N/A |
| CUDA | + | - |
Pros & cons summary
| Recency | 9 January 2013 | 19 January 2006 |
| Maximum RAM amount | 4 GB | 128 MB |
| Chip lithography | 28 nm | 90 nm |
GT 750M has an age advantage of 6 years, a 3100% higher maximum VRAM amount, and a 221.4% more advanced lithography process.
We couldn't decide between GeForce GT 750M and Mobility Radeon X1400. We've got no test results to judge.
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