GeForce GTX 770M vs GeForce GTX 850M GDDR5
GeForce GTX 770M
GeForce GTX 850M GDDR5
|
960 Shaders
3GB GDDR5
797MHz
|
640 Shaders
2GB GDDR5
876MHz
|
|
FP32
1.53 TFLOPS
|
FP32
1.12 TFLOPS
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|
-
-
|
-
-
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Form Factor
Soldered
-
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Form Factor
Soldered
-
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TDP
75W
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TDP
40W
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-
-
-
-
-
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-
-
-
-
-
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GB5 OpenCL - N/A
0%
|
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%
|
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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Manufacturer
NVIDIA
|
Manufacturer
NVIDIA
|
|
Chip Designer
NVIDIA
|
Chip Designer
NVIDIA
|
|
Architecture
Kepler
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Architecture
Maxwell
|
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Family
GeForce 700
|
Family
GeForce 800
|
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Codename
NVE6
GK106
-
-
|
Codename
NV117
GM107
-
-
|
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Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
5/1/2013
|
Release Date
3/12/2014
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Foundry
TSMC
-
|
Foundry
TSMC
-
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|
Fabrication Node
28nm
-
|
Fabrication Node
28nm
-
|
|
Die Size
221 mm²
-
|
Die Size
148 mm²
-
|
|
Transistor Count
2.5 Billion
-
|
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
Soldered
|
Form
Soldered
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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
|
Texture Mapping Units
40 TMUs
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Render Output Units
24 ROPs
|
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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-
-
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797MHz
|
-
-
-
876MHz
|
|
-
-
|
-
-
|
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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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FP32
1.53 TFLOPS
|
FP32
1.12 TFLOPS
|
|
-
-
|
-
-
|
|
FP64
0.06 TFLOPS
-
|
FP64
0.04 TFLOPS
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
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Pixel Fillrate
19.128 GPixel/s
|
Pixel Fillrate
14.016 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
63.76 GTexel/s
|
Texture Fillrate
35.04 GTexel/s
|
|
-
-
|
-
-
|
|
L1
48KB/SM Tex
16KB/SM
-
-
|
L1
-
64KB/SM
-
-
|
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L2
512KB Shared
|
L2
2MB Shared
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-
-
-
|
-
-
-
|
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3GB
GDDR5
-
|
2GB
GDDR5
-
|
|
Bus Width
192Bit
|
Bus Width
128Bit
|
|
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
96GB/s
|
Clock
1250MHz
Transfer Rate
5GT/s
Bandwidth
80GB/s
|
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-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
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TDP
75W
|
TDP
40W
|
|
-
-
|
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
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-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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No Ports
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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No Ports
|
|
Max Resolution
4096x2304
|
Max Resolution
4096x2304
|
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Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
30Hz
|
|
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
2
|
Multi Monitor Support
2
|
|
-
-
|
-
-
|
|
Model
NVENC 1
|
Model
NVENC 2
|
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
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Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
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Model
NVDEC 1
|
Model
NVDEC 1
|
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Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
12
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_0
|
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
|
|
Shader Model
6.5
CUDA
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
|
Shader Model
6.7
CUDA
5.0
-
-
PureVideo HD
VP6
VDPAU
Feature Set E
|
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Not a Card
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Not a Card
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-
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-
-
PCIe Version
3.0
PCIe Lanes
16
|
-
-
PCIe Version
3.0
PCIe Lanes
16
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-
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