NVIDIA GeForce GT 640M: GPU Specs & Benchmarks
The GeForce GT 640M is a graphics card by NVIDIA, built on the 28 nm process and based on the GK107 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.
Recommended Gaming Resolutions 640x480 1280x720 1366x768 1600x900 1920x1080 2560x1440 3840x2160
Benchmarks
- 3DMark Time Spy
- 384
- 3DMark Time Spy Extreme
- 170
- 3DMark Fire Strike
- 1243
- 3DMark Fire Strike Extreme
- 628
- 3DMark Fire Strike Ultra
- 226
- 3DMark Wild Life
- 2597
- 3DMark Wild Life Extreme
- 761
- 3DMark Night Raid
- 4471
Graphics Processor (GPU)
- GPU Name
- GK107
- Model number
- N13P-GS
- Architecture
- Kepler
- Foundry
- TSMC
- Process Size
- 28 nm
- Transistors
- 1,270 million
- Die Size
- 118 mm²
Graphics Card
- Release Date
- Mar 22nd, 2012
- Family
- GeForce 600M
- Production
- End-of-life
- Predecessor
- GeForce 500M
- Bus Interface
- PCIe 3.0 x16
Memory
- Memory Size
- 2 GB
- Memory Type
- DDR3
- Memory Bus
- 128 bit
- Bandwidth
- 28.80 GB/s
Performance
- Pixel fillrate
- 5.000 GPixel/s
- Texture fillrate
- 20.00 GTexel/s
- FP32 (float) performance
- 480.0 GFLOPS
- FP64 (double) performance
- 20.00 GFLOPS (1:24)
Clock Speeds
- Memory Clock
- 900 MHz
1800 Mbps effective - GPU Clock
- 625 MHz
Render Config
- Shading Units
- 384
- TMUs
- 32
- ROPs
- 16
- L1 Cache
- 16 KB (per SMX)
- L2 Cache
- 256 KB
Board Design
- Thermal design power (TDP)
- 32 W
- Display Connectors
- No outputs
API support
- DirectX
- 12 (11_0)
- OpenGL
- 4.6
- OpenCL
- 3.0
- Vulkan
- 1.1
- Shader Model
- 5.1
- CUDA
- 3.0
