NVIDIA GeForce GTX 645 OEM: GPU Specs & Benchmarks

The GeForce GTX 645 OEM is a graphics card by NVIDIA, built on the 28 nm process and based on the GK106 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name
GK106
Model number
GK106-200-A1
Architecture
Kepler
Foundry
TSMC
Process Size
28 nm
Transistors
2,540 million
Die Size
221 mm²

Graphics Card

Release Date
Apr 22nd, 2013
Family
GeForce 600
Production
End-of-life
Predecessor
GeForce 500
Bus Interface
PCIe 3.0 x16

Memory

Memory Size
1024 MB
Memory Type
GDDR5
Memory Bus
128 bit
Bandwidth
64.00 GB/s

Performance

Pixel fillrate
9.888 GPixel/s
Texture fillrate
39.55 GTexel/s
FP32 (float) performance
949.2 GFLOPS
FP64 (double) performance
39.55 GFLOPS (1:24)

Clock Speeds

Memory Clock
1000 MHz
4 Gbps effective
GPU Clock
824 MHz

Render Config

Shading Units
576
TMUs
48
ROPs
16
L1 Cache
16 KB (per SMX)
L2 Cache
256 KB

Board Design

Slot Width
Single-slot
Length
147 mm
5.8 inches
Thermal design power (TDP)
65 W
Suggested PSU
250 W
Display Connectors
1x DVI
1x HDMI
1x DisplayPort
Power Connectors
None
Board Number
P2010 SKU 20

API support

DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.1
Shader Model
5.1
CUDA
3.0
GeForce GTX 645 OEM
NVIDIA GeForce GTX 645 OEM: GPU Specs & Benchmarks