ASUS GTX 660 Ti DirectCU II Specs

Graphics Processor

GPU Name: GK104

GPU Variant: GK104-300-KD-A2

Architecture: Kepler

Foundry: TSMC

Process Size: 28 nm

Transistors: 3,540 million

Die Size: 294 mm²

Graphics Card

Release Date: Aug 16th, 2012

Generation: GeForce 600

Predecessor: GeForce 500

Successor: GeForce 700

Production: End-of-life

Bus Interface: PCIe 3.0 x16

Clock Speeds

Base Clock: 915 MHz

Boost Clock: 980 MHz

Memory Clock: 1502 MHz
6 Gbps effective

Memory

Memory Size: 2 GB

Memory Type: GDDR5

Memory Bus: 192 bit

Bandwidth: 144.2 GB/s

Render Config

Shading Units: 1344

TMUs: 112

ROPs: 24

SMX Count: 7

L1 Cache: 16 KB (per SMX)

L2 Cache: 384 KB

Theoretical Performance

Pixel Rate: 27.44 GPixel/s

Texture Rate: 109.8 GTexel/s

FP32 (float) performance: 2.634 TFLOPS

FP64 (double) performance: 109.8 GFLOPS (1:24)

Board Design

Slot Width: Dual-slot

Length: ~~241 mm~~
267 mm
~~9.5 inches~~
10.5 inches

TDP: 150 W

Suggested PSU: 450 W

Outputs: 2x DVI
1x HDMI
1x DisplayPort

Power Connectors: 2x 6-pin

Board Number: P2004

Graphics Features

DirectX: 12 (11_0)

OpenGL: 4.6

OpenCL: 3.0

Vulkan: 1.1

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 (55)

Name	GPU Clock	Boost Clock	Memory Clock	Other Changes
ASUS Dragon GTX 660 Ti DirectCU II TOP	1084 MHz	1150 MHz	1527 MHz	269 mm/10.6 inches, 1x DVI 1x HDMI 1x DisplayPort
ASUS GTX 660 Ti DirectCU II	915 MHz	980 MHz	1502 MHz	267 mm/10.5 inches
ASUS GTX 660 Ti DirectCU II 3 GB	915 MHz	980 MHz	1502 MHz	3 GB, 211 mm/8.3 inches
ASUS GTX 660 Ti DirectCU II OC	967 MHz	1046 MHz	1502 MHz	272 mm/10.7 inches
ASUS GTX 660 Ti DirectCU II OC 3 GB	1006 MHz	1084 MHz	1552 MHz	3 GB, 211 mm/8.3 inches
ASUS GTX 660 Ti DirectCU II TOP	1058 MHz	1137 MHz	1502 MHz	272 mm/10.7 inches
AXLE GTX 660 Ti	915 MHz	980 MHz	1502 MHz	173 mm/6.8 inches
Club 3D GTX 660 Ti	915 MHz	980 MHz	1502 MHz
Club 3D GTX 660 Ti royalQueen	915 MHz	980 MHz	1502 MHz
Colorful iGame GTX 660 Ti ARES X	1106 MHz	1198 MHz	1702 MHz	272 mm/10.7 inches
Colorful iGame GTX 660 Ti WCG Edition	1020 MHz	1098 MHz	1502 MHz
Colorful iGame GTX 660 Ti White Shark	1020 MHz	1098 MHz	1502 MHz	272 mm/10.7 inches
ELSA GTX 660 Ti S.A.C	915 MHz	980 MHz	1502 MHz	205 mm/8.1 inches
EVGA GTX 660 Ti	915 MHz	980 MHz	1502 MHz
EVGA GTX 660 Ti Exclusive Superclocked	993 MHz	1072 MHz	1502 MHz
EVGA GTX 660 Ti FTW	1020 MHz	1098 MHz	1502 MHz	254 mm/10 inches
EVGA GTX 660 Ti FTW LE	915 MHz	980 MHz	1502 MHz
EVGA GTX 660 Ti FTW Signature 2	1046 MHz	1124 MHz	1502 MHz	254 mm/10 inches
EVGA GTX 660 Ti FTW+	1046 MHz	1124 MHz	1502 MHz	3 GB, 254 mm/10 inches
EVGA GTX 660 Ti Superclocked	980 MHz	1058 MHz	1502 MHz
EVGA GTX 660 Ti Superclocked+	980 MHz	1058 MHz	1502 MHz	3 GB
EVGA GTX 660 Ti+	915 MHz	980 MHz	1502 MHz	3 GB
Gainward GTX 660 Ti	915 MHz	980 MHz	1502 MHz	247 mm/9.7 inches
Gainward GTX 660 Ti Phantom	1006 MHz	1084 MHz	1527 MHz	247 mm/9.7 inches
Galaxy GTX 660 Ti	915 MHz	980 MHz	1502 MHz
Galaxy GTX 660 Ti GC	1006 MHz	1084 MHz	1502 MHz	254 mm/10 inches
Galaxy GTX 660 Ti GC 3 GB	1006 MHz	1084 MHz	1502 MHz	3 GB, 254 mm/10 inches
GIGABYTE GTX 660 Ti WindForce 2X	941 MHz	1020 MHz	1502 MHz	266 mm/10.5 inches
GIGABYTE GTX 660 Ti WindForce 2X	915 MHz	980 MHz	1502 MHz	266 mm/10.5 inches
GIGABYTE GTX 660 Ti WindForce 2X OC	1032 MHz	1110 MHz	1502 MHz	266 mm/10.5 inches
GIGABYTE GTX 660 Ti WindForce 3X	915 MHz	980 MHz	1502 MHz	3 GB, 285 mm/11.2 inches
GIGABYTE GTX 660 Ti WindForce 3X OC	1032 MHz	1110 MHz	1502 MHz	3 GB, 285 mm/11.2 inches
Inno3D GTX 660 Ti HerculeZ 2000	1020 MHz	1098 MHz	1553 MHz	255 mm/10 inches
Inno3D GTX 660 Ti HerculeZ 3000	1020 MHz	1072 MHz	1550 MHz	3 GB, 295 mm/11.6 inches, Triple-slot
Inno3D iChill GTX 660 Ti	915 MHz	980 MHz	1502 MHz
KFA2 GTX 660 Ti EX OC	1006 MHz	1084 MHz	1502 MHz	254 mm/10 inches
KFA2 GTX 660 Ti EX OC 3 GB	1006 MHz	1084 MHz	1502 MHz	3 GB, 254 mm/10 inches
Leadtek WinFast GTX 660 Ti	915 MHz	980 MHz	1502 MHz
MSI GTX 660 Ti	915 MHz	980 MHz	1502 MHz	245 mm/9.6 inches
MSI GTX 660 Ti Gaming	1020 MHz	1098 MHz	1502 MHz	265 mm/10.4 inches
MSI GTX 660 Ti OC	941 MHz	1020 MHz	1502 MHz	245 mm/9.6 inches
MSI GTX 660 Ti OC V1	941 MHz	1020 MHz	1502 MHz
MSI GTX 660 Ti PE OC	1020 MHz	1098 MHz	1502 MHz	265 mm/10.4 inches
MSI GTX 660 Ti TwinFrozr III 3 GB	915 MHz	980 MHz	1502 MHz	3 GB, 270 mm/10.6 inches
MSI GTX 660 Ti TwinFrozr III OC 3 GB	967 MHz	1046 MHz	1502 MHz	3 GB, 270 mm/10.6 inches
MSI GTX 660 Ti V1	915 MHz	980 MHz	1502 MHz
Palit GTX 660 Ti	915 MHz	980 MHz	1502 MHz	247 mm/9.7 inches
Palit GTX 660 Ti Jetstream	1006 MHz	1084 MHz	1527 MHz	247 mm/9.7 inches
PNY XLR8 GTX 660 Ti Performance Edition	915 MHz	980 MHz	1502 MHz
Point of View GTX 660 Ti 3 GB	915 MHz	980 MHz	1502 MHz	3 GB
SPARKLE GTX 660 Ti	915 MHz	980 MHz	1502 MHz
ZOTAC GTX 660 Ti AMP! Edition	1032 MHz	1110 MHz	1652 MHz	191 mm/7.5 inches, 2x DVI 2x DisplayPort
ZOTAC GTX 660 Ti AMP! Extreme Edition	1098 MHz	1176 MHz	1652 MHz	191 mm/7.5 inches, 2x DVI 2x DisplayPort
ZOTAC GTX 660 Ti Destroyer DTC	1020 MHz	1084 MHz	1552 MHz
ZOTAC GTX 660 Ti Extreme Edition	1110 MHz	1202 MHz	1652 MHz	284 mm/11.2 inches