NVIDIA GeForce GTX 1080+ vs NVIDIA GeForce GTX 950

NVIDIA GeForce GTX 1080+ $499
NVIDIA GeForce GTX 950 $159
2560 Shaders
8GB GDDR5X
1733MHz
768 Shaders
2GB GDDR5
1188MHz
FP32
8.87 TFLOPS
FP32
1.83 TFLOPS
FP16
0.14 TFLOPS
-
-
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
180W
TDP
90W
Power Connectors
-
1x 8-Pin
-
-
Power Connectors
1x 6-Pin
-
-
-
GB5 OpenCL N/A
0%
GB5 OpenCL N/A
0%
GB5 CUDA N/A
0%
GB5 CUDA N/A
0%
GB5 Metal N/A
0%
GB5 Metal N/A
0%
GB5 Vulkan N/A
0%
GB5 Vulkan N/A
0%
OCT 2020.1 N/A
0%
OCT 2020.1 N/A
0%
OCT Metal N/A
0%
OCT Metal N/A
0%
Manufacturer
NVIDIA
Manufacturer
NVIDIA
Chip Designer
NVIDIA
Chip Designer
NVIDIA
Architecture
Pascal
Architecture
Maxwell 2
Family
GeForce 10
Family
GeForce 900
Codename
NV134
GP104
Variant
GP104-410-A1
Codename
NV126
GM206
Variant
GM206-250
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/20/2017
Release Date
8/20/2015
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
16FF
-
Fabrication Node
28nm
-
Die Size
314 mm²
-
Die Size
227 mm²
-
Transistor Count
7.2 Billion
-
Transistor Count
2.9 Billion
-
Transistor Density
22.93M/mm²
-
Transistor Density
12.95M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
2560 Shaders
-
Shading Units
768 Shaders
-
Texture Mapping Units
160 TMUs
Texture Mapping Units
48 TMUs
Render Output Units
64 ROPs
Render Output Units
32 ROPs
-
-
-
-
-
-
-
-
Streaming Multiprocessors
20 SMs
Streaming Multiprocessors
6 SMs
-
-
-
-
-
-
-
-
Graphics Processing Clusters
4 GPCs
-
-
-
-
1607MHz Base
1733MHz
-
-
1024MHz Base
1188MHz
-
-
-
-
-
-
-
-
-
-
FP16
0.14 TFLOPS
-
-
-
-
-
-
-
-
-
-
FP32
8.87 TFLOPS
FP32
1.83 TFLOPS
-
-
-
-
FP64
0.28 TFLOPS
-
FP64
0.06 TFLOPS
-
-
-
-
-
-
-
-
-
Pixel Fillrate
110.912 GPixel/s
Pixel Fillrate
38.016 GPixel/s
-
-
-
-
Texture Fillrate
277.28 GTexel/s
Texture Fillrate
57.024 GTexel/s
-
-
-
-
L1
-
48KB/SM
-
-
L1
-
48KB/SM
-
-
L2
2MB Shared
L2
1MB Shared
-
-
-
-
-
-
8GB
GDDR5X
-
2GB
GDDR5
-
Bus Width
256Bit
Bus Width
128Bit
Clock
1375MHz
Transfer Rate
2.8GT/s
Bandwidth
88GB/s
Clock
1650MHz
Transfer Rate
6.6GT/s
Bandwidth
105.6GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
180W
TDP
90W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DVI-D Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.0
-
-
-
-
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.2
-
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.0
-
-
-
Max Resolution
7680x4320
Max Resolution
4096x2304
Max Resolution Refresh Rate
30Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
G-Sync
FreeSync
-
Variable Refresh Rate
G-Sync
FreeSync
-
Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
3
-
-
-
-
Model
2x NVENC 4
Model
NVENC 3
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Model
NVDEC 3
Model
NVDEC 2
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
VP8
VP9
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Direct X
12
Direct 3D
12_1
Direct X
12
Direct 3D
12_1
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
Shader Model
6.7
CUDA
6.1
-
-
PureVideo HD
VP8
VDPAU
Feature Set H
Shader Model
6.7
CUDA
5.2
-
-
PureVideo HD
VP7
VDPAU
Feature Set F
-
-
-
1x Fan
-
-
-
1x Fan
Power Connectors
-
-
-
1x 8-Pin
-
-
-
Power Connectors
-
-
1x 6-Pin
-
-
-
-
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
4-way SLI - 2-way SLI HB
Multi GPU Support
Supported
Type
2-way SLI
Height
112 mm (4.41 in)
Width
267 mm (10.51 in)
Depth
40 mm (1.57 in)
Height
111 mm (4.37 in)
Width
202 mm (7.95 in)
Depth
38 mm (1.5 in)
Change Comparison