NVIDIA GeForce GTX 660 Ti vs NVIDIA GeForce GTX 950A
GPU · Specs Compare
Graphics Card
Release Date
Aug 2012
Mar 2015
Generation
GeForce 600
GeForce 900A
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
915 MHz
993 MHz
Boost Clock
980 MHz
1124 MHz
Memory Clock
1502 MHz
1001 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
DDR3
Memory Bus
192bit
128bit
Bandwidth
144.2GB/s
32.03GB/s
Render Config
Shading Units
1344
640
TMUs
112
40
ROPs
24
16
L1 Cache
16 KB (per SMX)
64 KB (per SMM)
L2 Cache
384 KB
2 MB
Theoretical Performance
Pixel Rate
27.44 GPixel/s
17.98 GPixel/s
Texture Rate
109.8 GTexel/s
44.96 GTexel/s
FP32 (float)
2.634 TFLOPS
1439 GFLOPS
FP64 (double)
109.8 GFLOPS
44.96 GFLOPS
Graphics Processor
GPU Name
GK104
GM107
GPU Variant
GK104-300-KD-A2
N16P-GT
Architecture
Kepler
Maxwell
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
3.54 billion
1.87 billion
Die Size
294 mm²
148 mm²
Board Design
TDP
150W
75W
Suggested PSU
450 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
—
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
5.0
Shader Model
5.1
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.