NVIDIA GeForce GTX 645 Specs
NVIDIA GeForce GTX 645
|
576 Shaders
1GB GDDR5
889MHz
|
|
Peak Performance
1.02 TOPS
INT32
|
|
FP32
1.02 TFLOPS
|
|
-
-
|
|
Form Factor
PCIe Card
1.0-Slots
|
|
TDP
64W
|
|
-
-
-
-
-
|
|
GB6 Vulkan N/A
0%
|
|
GB5 OpenCL N/A
0%
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GB5 CUDA N/A
0%
|
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GB5 Metal N/A
0%
|
|
GB5 Vulkan N/A
0%
|
|
OCT 2020.1 N/A
0%
|
|
OCT Metal N/A
0%
|
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Manufacturer
NVIDIA
|
|
Chip Designer
NVIDIA
|
|
Architecture
Kepler
|
|
Family
GeForce 600
|
|
Codename
NVE6
GK106
-
-
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Market Segment
Desktop
|
|
Release Date
4/22/2013
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|
Foundry
TSMC
-
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Fabrication Node
28nm
-
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Die Size
221 mm²
-
|
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Transistor Count
2.5 Billion
-
|
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Transistor Density
11.49M/mm²
-
|
|
Form
PCIe Card
|
|
Shading Units
576 Shaders
-
|
|
Texture Mapping Units
48 TMUs
|
|
Render Output Units
16 ROPs
|
|
-
-
|
|
-
-
|
|
Streaming Multiprocessors
3 SMs
|
|
-
-
|
|
-
-
|
|
-
-
|
|
-
-
824MHz Base
889MHz
|
|
Peak Performance
1.02 TOPS
INT32
|
|
-
-
-
|
|
-
-
-
-
-
-
|
|
-
-
-
-
-
-
|
|
FP32
1.02 TFLOPS
-
-
|
|
FP64
0.04 TFLOPS
-
|
|
-
-
-
-
|
|
-
-
-
|
|
-
-
-
|
|
-
-
-
-
|
|
INT32
1.02 TOPS
|
|
-
-
|
|
Pixel Fillrate
14.216 GPixel/s
|
|
-
-
|
|
Texture Fillrate
42.648 GTexel/s
|
|
-
-
|
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L1
48KB/SM Tex
16KB/SM
-
-
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|
L2
512KB Shared
|
|
-
-
-
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|
1GB
GDDR5
-
|
|
Bus Width
128Bit
|
|
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
|
|
-
-
-
-
-
-
-
-
-
|
|
TDP
64W
|
|
-
-
|
|
-
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.2
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.4
-
-
-
-
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|
Max Resolution
4096x2304
|
|
Max Resolution Refresh Rate
30Hz
|
|
Variable Refresh Rate
G-Sync
FreeSync
-
|
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
|
-
-
|
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Model
NVENC 1
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Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
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Model
NVDEC 1
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
12
Direct 3D
11_0
|
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
|
|
Shader Model
6.5
CUDA
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
|
|
-
-
-
1x Fan
|
|
-
-
-
-
-
-
-
-
|
|
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
|
|
-
-
-
-
|
|
Height
111 mm (4.37 in)
Width
168 mm (6.61 in)
Depth
20 mm (0.79 in)
|
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