NVIDIA GeForce GTX 660 vs NVIDIA GeForce GTX 750 Ti
NVIDIA GeForce GTX 660
$230
NVIDIA GeForce GTX 750 Ti
$149
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960 Shaders
2GB GDDR5
1084MHz
|
640 Shaders
1GB GDDR5
1200MHz
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Peak AI Performance
2.08 TOPS
INT32
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Peak AI Performance
6.14 TOPS
INT8
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FP32
2.08 TFLOPS
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FP32
1.54 TFLOPS
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-
-
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-
-
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Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
1.5-Slots
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TDP
140W
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TDP
60W
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Power Connectors
1x 6-Pin
-
-
-
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-
-
-
-
-
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GB6 Metal N/A
0%
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GB5 OpenCL N/A
0%
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GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
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GB5 Vulkan N/A
0%
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GB5 Vulkan N/A
0%
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OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
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OCT Metal N/A
0%
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OCT Metal N/A
0%
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Peak AI
Performance
2.08 TOPS
INT32
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Peak AI
Performance
6.14 TOPS
INT8
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-
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FP32
2.08 TFLOPS
-
-
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FP32
1.54 TFLOPS
-
-
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FP64
90 GFLOPS
-
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FP64
50 GFLOPS
-
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-
-
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INT8
6.14 TOPS
-
-
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INT32
2.08 TOPS
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INT32
1.54 TOPS
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-
-
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-
-
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Pixel
Fillrate
26.016 GPixel/s
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Pixel
Fillrate
19.2 GPixel/s
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-
-
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-
-
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Texture
Fillrate
86.72 GTexel/s
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Texture
Fillrate
48 GTexel/s
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Manufacturer
NVIDIA
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Manufacturer
NVIDIA
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Chip Designer
NVIDIA
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Chip Designer
NVIDIA
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Architecture
Kepler
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Architecture
Maxwell
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Family
GeForce 600
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Family
GeForce 700
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Codename
NVE6
GK106
Variant
GK106-400-A1
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Codename
NV117
GM107
Variant
GM107-400-A2
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Market Segment
Desktop
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Market Segment
Desktop
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Release Date
9/13/2012
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Release Date
2/18/2014
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Foundry
TSMC
-
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Foundry
TSMC
-
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Fabrication Node
28nm
-
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Fabrication Node
28nm
-
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Die Size
221 mm²
-
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Die Size
148 mm²
-
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Transistor Count
2.5 Billion
-
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Transistor Count
1.9 Billion
-
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Transistor Density
11.49M/mm²
-
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Transistor Density
12.64M/mm²
-
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Form
PCIe Card
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Form
PCIe Card
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Shading Units
960 Shaders
-
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Shading Units
640 Shaders
-
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Texture Mapping Units
80 TMUs
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Texture Mapping Units
40 TMUs
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Render Output Units
24 ROPs
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Render Output Units
16 ROPs
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-
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-
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-
-
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-
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Streaming Multiprocessors
5 SMs
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Streaming Multiprocessors
5 SMs
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-
-
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-
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-
-
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-
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-
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-
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980MHz Base
1084MHz
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-
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1020MHz Base
1200MHz
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-
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-
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L1
48KB/SM Tex
16KB/SM
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-
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L1
-
64KB/SM
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-
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L2
512KB Shared
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L2
2MB Shared
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-
-
-
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-
-
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2GB
GDDR5
-
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1GB
GDDR5
-
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Bus Width
192Bit
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Bus Width
128Bit
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Clock
1502MHz
Transfer Rate
6GT/s
Bandwidth
144.2GB/s
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Clock
1350MHz
Transfer Rate
5.4GT/s
Bandwidth
86.4GB/s
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TDP
140W
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TDP
60W
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-
-
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-
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1x DVI-I Dual-Link
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1x DVI-D Dual-Link
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1x DisplayPort 1.2
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-
-
-
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1x HDMI 1.4
-
-
-
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1x DVI-I Dual-Link
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1x DVI-D Dual-Link
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-
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-
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1x mini-HDMI 1.4
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-
-
-
-
-
-
-
-
-
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Max Resolution
4096x2304
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Max Resolution
4096x2304
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Max Resolution Refresh Rate
60Hz
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Max Resolution Refresh Rate
30Hz
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Variable Refresh Rate
G-Sync
FreeSync
-
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Variable Refresh Rate
G-Sync
FreeSync
-
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Display Stream Compression (DSC)
Not Supported
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Display Stream Compression (DSC)
Not Supported
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Multi Monitor Support
3
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Multi Monitor Support
2
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-
-
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-
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Model
NVENC 1
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Model
NVENC 2
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Codec
-
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AVC (H.264)
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Codec
-
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AVC (H.264)
-
-
-
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-
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Model
NVDEC 1
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Model
NVDEC 1
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Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
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-
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AVC (H.264)
-
-
-
-
-
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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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AVC (H.264)
-
-
-
-
-
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Direct X
12
Direct 3D
11_0
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Direct X
12
Direct 3D
11_0
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OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
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OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
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Shader Model
6.5
CUDA
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
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Shader Model
6.7
CUDA
5.0
-
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PureVideo HD
VP6
VDPAU
Feature Set E
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1x Fan
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1x Fan
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Power Connectors
-
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1x 6-Pin
-
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-
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-
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Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
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Slots Required
1.5
PCIe Version
3.0
PCIe Lanes
16
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Multi GPU Support
Supported
Type
2-way SLI
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-
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Height
111 mm (4.37 in)
Width
241 mm (9.49 in)
Depth
38 mm (1.5 in)
|
Height
111 mm (4.37 in)
Width
145 mm (5.71 in)
Depth
30 mm (1.18 in)
|
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