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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

Base 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 TFLOPS
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
1.1.103
CUDA
3.0
Shader Model
5.1

Card Notes

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

GK104 GPU Notes

L1 Cache is configurable from 16 KB up to 48 KB per SMX

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