GPU DB

Back to All GPUs

GPU Comparison

Side-by-side comparison of specifications and performance

Performance Comparison

NVIDIA GeForce GTX 660

100%
100%

NVIDIA GeForce GTX 660 Ti

291%
291%
NVIDIA GeForce GTX 660 Ti is approximately 191% faster

Technical Specifications

SpecificationNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Graphics ProcessorDifferent
GK106
GK104
CoresDifferent
960
1344
TMUsDifferent
80
112
ROPs
24
24
Memory Size
2 GB
2 GB
Memory Type
GDDR5
GDDR5
Bus Width
192 bit
192 bit

Graphics Processor

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
GPU NameDifferent
GK106
GK104
GPU VariantDifferent
GK106-400-A1
GK104-300-KD-A2
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
TransistorsDifferent
2,540 million
3,540 million
DensityDifferent
11.5M / mm²
12.0M / mm²
Die SizeDifferent
221 mm²
294 mm²
Chip PackageDifferent
BGA-1425
BGA-1745

Graphics Card

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Release DateDifferent
Sep 6th, 2012
Aug 16th, 2012
Generation
GeForce 600
GeForce 600
Predecessor
GeForce 500
GeForce 500
Successor
GeForce 700
GeForce 700
Production
End-of-life
End-of-life
Launch PriceDifferent
229 USD
299 USD
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
ReviewsDifferent
77 in our database
83 in our database

Clock Speeds

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Base ClockDifferent
980 MHz
915 MHz
Boost ClockDifferent
1032 MHz
980 MHz
Memory Clock
1502 MHz6 Gbps effective
1502 MHz6 Gbps effective

Memory

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Memory Size
2 GB
2 GB
Memory Type
GDDR5
GDDR5
Memory Bus
192 bit
192 bit
Bandwidth
144.2 GB/s
144.2 GB/s

Render Config

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Shading UnitsDifferent
960
1344
TMUsDifferent
80
112
ROPs
24
24
SMX CountDifferent
5
7
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
384 KB
384 KB

Theoretical Performance

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Pixel RateDifferent
20.64 GPixel/s
27.44 GPixel/s
Texture RateDifferent
82.56 GTexel/s
109.8 GTexel/s
FP32 (float)Different
1.981 TFLOPS
2.634 TFLOPS
FP64 (double)Different
82.56 GFLOPS (1:24)
109.8 GFLOPS (1:24)

Board Design

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
Slot Width
Dual-slot
Dual-slot
Length
241 mm9.5 inches
241 mm9.5 inches
TDPDifferent
140 W
150 W
Suggested PSUDifferent
300 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power ConnectorsDifferent
1x 6-pin
2x 6-pin
Board NumberDifferent
P2030 SKU 0
P2004 SKU 1

Graphics Features

FeatureNVIDIA GeForce GTX 660NVIDIA GeForce GTX 660 Ti
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.2.175
CUDA
3.0
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)

Comparison Summary

7
Specifications Compared
8
Feature Categories
47
Detailed Features

More Comparisons with NVIDIA GeForce GTX 660

Compare NVIDIA GeForce GTX 660 with other GPUs of similar performance

More Comparisons with NVIDIA GeForce GTX 660 Ti

Compare NVIDIA GeForce GTX 660 Ti with other GPUs of similar performance