
NVIDIA GeForce GT 640 (GDDR5 128-bit) Specification
GPU
Manufacturer: NVIDIA
Specs status: Official
GPU Series: GeForce 600
GPU Model: Kepler GK107
Fabrication Process: 28nm
CUDA Cores:384
TMUs: 32
ROPs: 16
CARD
Dimensions (inches): 5.7 / 4.8 / Single-slot
Display Outputs: 1 / 0 / 1 / 0 / 0 / 1
SUPPORT
Bus Support: PCI-E 3.0 x16
DirectX Support: 11
OpenGL Support: 4.2
CLOCKS
Base Clock: 950 MHz
Shaders Clock: 950 MHz
Memory Clock: 1250 MHz
Effective Memory Clock: 2500 MHz
MEMORY
Memory Size: 1024 / 2048 MB
Memory Type: GDDR3
Memory Bus Type: 128-bit
Memory Bandwidth: 80 GB/sec
POWER
Power Draw 75 W / – W
Min Required PSU: 350 W
Power Connectors: –
Temperature: 102 C / – C / – C
Noise Level: – dBA / – dBA
GALAXY Launches the GT 640 GC 2GB
Galaxy Microsystems, a leading manufacturer of cutting-edge NVIDIA graphics cards, announced today the GT 640 GC 2GB, now with double the frame buffer capacity vs. reference design. The GT 640 GC 2GB is built with the same custom cooling and aggressive factory overclock of the 1GB version, but the addition of more memory now means [...]
Galaxy, Gigabyte and Gainward GeForce GT 640 Pictured
Official GeForce GTX 640 release is very close. Galaxy already lists this new card, while Gainward’s and Gigabyte’s cards were found by ArabPCWorld. It’s kind of odd, that only manufacturers starting from letter G have presented their cards. Most of the cards are based on Kepler GK107 GPU, which has 384 CUDA cores. Cards are [...]
Retail GeForce GT 640 To Be Released At Computex
Although NVIDIA has already launched GeForce GT 640 cards, which were offered for an OEM market, it seems that it will also be released as a retail product . Company is preparing another three variants of this graphics card, which are probably the same as those produced for OEMs. All three variants will arrive on [...]
NVIDIA Releases GeForce GT 630, GT 645 and three GT 640s To OEMs
NVIDIA has just added new graphics cards to its GeForce 600 Series lineup. Not all of these cards are rebranded Fermi chips as predicted earlier. NVIDIA decided to mix some Fermi and Kepler GPUs to this entry-level segment. The most powerful of those cards is GeForce GT 645, based on Fermi GF114, the very same [...]






