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Colorful GTX 660 3 GB

Graphics Processor
GK104
Cores
960
TMUs
80
ROPs
24
Memory Size
3 GB
Memory Type
GDDR5
Bus Width
192 bit

Graphics Processor

GPU Name
GK104
Architecture
Kepler
Foundry
TSMC
Process Size
28 nm
Transistors
3,540 million
Die Size
294 mm²

Graphics Card

Release Date
Sep 13th, 2014
Generation
GeForce 600
Production
End-of-life
Bus Interface
PCIe 3.0 x16

Clock Speeds

GPU Clock
980 MHz
Boost Clock
1032 MHz
Memory Clock
1502 MHz
6008 MHz effective

Memory

Memory Size
2 GB
3 GB
Memory Type
GDDR5
Memory Bus
192 bit
Bandwidth
144.2 GB/s

Render Config

Shading Units
960
TMUs
80
ROPs
24
SMX Count
5
L1 Cache
16 KB (per SMX)
L2 Cache
384 KB

Theoretical Performance

Pixel Rate
20.64 GPixel/s
Texture Rate
82.56 GTexel/s
FP32 (float) performance
1,981 GFLOPS
FP64 (double) performance
82.56 GFLOPS (1:24)

Board Design

Slot Width
Dual-slot
Length
9.5 inches
241 mm
TDP
140 W
Outputs
2x DVI
1x HDMI
1x DisplayPort
Power Connectors
1x 6-pin
Board Number
P2004 SKU 11

Graphics Features

DirectX
12.0 (11_0)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.96
CUDA
3.0
Shader Model
5.1

Card Notes

2GB: 1536+512
Bandwidth: 96.1+48.1
Bus Width: 128+64

DPUs: 320
SFUs: 160

GK104 GPU Notes

Codename: NVE4

Other retail boards based on this design (1)

Name GPU Clock Boost Clock Memory Clock Other Changes
Colorful GTX 660 3 GB 980 MHz 1032 MHz 1502 MHz 3 GB