NVIDIA GeForce GT 640M 1Gb
Comparison, specifications and characteristics of the video card
NVIDIA GeForce GT 640M 1Gb
A brief overview of the video card NVIDIA GeForce GT 640M 1Gb from the company Nvidia. Card release date 21-03-2012 year.
This is the Discrete video card, the codename of the architecture is Kepler, DirectX is 11,
developed using 28 nm technology, it has 1 Gb of DDR3 memory installed at 900 MHz,
and together with the 128 Bit interface, this creates a bandwidth of 28.800 GB/sec.
The power consumption (TDP) is 32 W, the maximum temperature at which the video card NVIDIA GeForce GT 640M 1Gb can work is No data available.
NVIDIA GeForce GT 640M 1Gb connects to the rest of the system via the PCIe 3.0 x16 interface.
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General information | NVIDIA GeForce GT 640M 1Gb |
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Developer | Nvidia |
Release year: | 2012 |
Series | GeForce 600M |
Interface | PCIe 3.0 x16 |
Board number: | No data available |
Maximum resolution: | 3840 x 2160 |
Recommended resolution | 1366x768 |
Production | Discontinued |
Starting price | No data available |
Graphics processor | NVIDIA GeForce GT 640M 1Gb |
GPU name | GK107 |
GPU variant | N13P-GS |
Chip quantity | 1 |
Architecture | Kepler |
Manufacturer | TSMC |
Technological process | 28 nm |
Transistors | 1270 mln |
Die Size | 118 mm² |
Clock speeds | NVIDIA GeForce GT 640M 1Gb |
Core frequency: | 625 MHz |
Frequency in Boost mode | Does not support |
Memory frequency | 900 MHz |
Effective memory speed: | 1800 Mbps effective |
Memory | NVIDIA GeForce GT 640M 1Gb |
Memory capacity | 1024 Mb |
Memory type | DDR3 |
Memory bus width | 128 bit |
Bandwidth | 28.800 GB/s |
Rendering Configuration | NVIDIA GeForce GT 640M 1Gb |
Shader blocks: | 384 |
TMUs units: | 32 |
Texture blocks: | 16 |
SM Count: | No data available |
SMM Count: | No data available |
Tensor cores: | No data available |
RT cores: | No data available |
L1 Cache: | 16 KB (per SMX) |
L2 Cache: | 256 KB |
Theoretical performance | NVIDIA GeForce GT 640M 1Gb |
Pixel fill rate: | 5.000 GPixel/s |
Texture fill rate: | 20.000 GTexel/s |
FP16 (half) performance: | No data available |
FP32 (float) performance: | 480 GFLOPS |
FP64 (double) performance: | 20 GFLOPS |
Graphics Features | NVIDIA GeForce GT 640M 1Gb |
DirectX: | 12 (Feature Level 11_0) |
OpenGL: | 4.6 |
OpenCL: | 3.0 |
Vulkan: | 1.1 |
CUDA: | 3.0 |
Shader Model: | 5.1 |
Technologies and instructions: |
NVIDIA SLI HDCP NVIDIA CUDA NVIDIA PhysX NVIDIA 3D Vision NVIDIA Optimus |
Compatibility and dimensions | NVIDIA GeForce GT 640M 1Gb |
Graphics card category: | Mobile |
Type of video card: | Discrete |
SLI/CrossFireX: | No data |
Slot width: | No data available |
Length: | No data available |
Width: | No data available |
Height: | No data available |
Power Consumption (TDP): | 32 W |
Power supply requirements (PSU): | No data available |
Max. allowable temperature: | No data available |
Power connectors: | No data available |
Outputs: | |
* Specifications are subject to change by the manufacturer without notice |
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