NVIDIA GeForce GT 640 OEM 1GB Graphics Card

  1. Memory Size: 1024 MB
  2. Memory Type:  GDDR5
  3. Memory Bus: 128 bit
  4. Bandwidth: 80.00 GB/s
  5. Base Clock: 954 MHz (+20%)
  6. L1 Cache: 16 KB (per SMX)
  7. L2 Cache: 256 KB

 5,500.00

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The NVIDIA GeForce GT 640 OEM 1 GB graphics card, based on the Kepler architecture, offers efficient performance with 384 shading units, 32 TMUs, and 16 ROPs. It features 1,024 MB of GDDR5 memory on a 128-bit interface, providing a memory bandwidth of 80.00 GB/s. This single-slot card supports a PCIe 3.0 x16 interface and boasts clock speeds of up to 954 MHz for the GPU and 1250 MHz for memory, delivering 732.7 GFLOPS of FP32 performance. Outputs include DVI, HDMI 1.4a, and DisplayPort 1.2, making it suitable for diverse display setups.
GPU Name

GeForce GT 640

Architecture

Kepler

Foundry

TSMC

Process Size

28 nm

Transistors

1,270 million

Density

10.8M / mm²

Die Size

118 mm²

Chip Package

BGA-908

Generation

GeForce 600

Production

End-of-life

Bus Interface

PCIe 3.0 x16

Base Clock

954 MHz (+20%)

Shader Clock

*

Memory Clock

1250 MHz (+40%)
5 Gbps effective

Memory Size

1024 MB

Memory Type

GDDR5

Memory Bus

128 bit

Bandwidth

80.00 GB/s

Shading Units

384

TMUs

32

ROPs

16

SM Count

2

L1 Cache

16 KB (per SMX)

L2 Cache

256 KB

Pixel Rate

7.632 GPixel/s

Texture Rate

30.53 GTexel/s

FP32 (float)

732.7 GFLOPS

FP64 (double)

30.53 GFLOPS (1:24)

Slot Width

Single-slot

Length

*

TDP

50 W

Suggested PSU

250 W

Outputs

1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

Power Connectors

None

Board Number

P2010 SKU 3,
P2010 SKU 6,
P2012 SKU 1,
P2012 SKU 3

DirectX

12 (11_0)

OpenGL

4.6

OpenCL

3.0

Vulkan

1.2.175

CUDA

3.0

Shader Model

6.5 (5.1)

Condition

New

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