Tesla P4 vs Tesla M40

Tesla P4
Tesla M40
2560 Shaders
8GB GDDR5
1063MHz
3072 Shaders
12GB GDDR5
1114MHz
FP32
5.44 TFLOPS
FP32
6.84 TFLOPS
FP16
0.09 TFLOPS
-
-
Form Factor
PCIe Card
1.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
75W
TDP
250W
-
-
-
-
-
Power Connectors
1x 6-Pin
1x 8-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
Tesla P
Family
Tesla M
Codename
NV134
GP104
Variant
GP104-895-A1
Codename
NV120
GM200
Variant
GM200-895-A1
Market Segment
Server
Market Segment
Server
Release Date
9/13/2016
Release Date
11/10/2015
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
16FF
-
Fabrication Node
28nm
-
Die Size
314 mm²
-
Die Size
601 mm²
-
Transistor Count
7.2 Billion
-
Transistor Count
8 Billion
-
Transistor Density
22.93M/mm²
-
Transistor Density
13.31M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
2560 Shaders
-
Shading Units
3072 Shaders
-
Texture Mapping Units
160 TMUs
Texture Mapping Units
192 TMUs
Render Output Units
64 ROPs
Render Output Units
96 ROPs
-
-
-
-
-
-
-
-
Streaming Multiprocessors
20 SMs
Streaming Multiprocessors
24 SMs
-
-
-
-
-
-
-
-
-
-
-
-
-
-
810MHz Base
1063MHz
-
-
948MHz Base
1114MHz
-
-
-
-
-
-
-
-
-
-
FP16
0.09 TFLOPS
-
-
-
-
-
-
-
-
-
-
FP32
5.44 TFLOPS
FP32
6.84 TFLOPS
-
-
-
-
FP64
0.17 TFLOPS
-
FP64
0.21 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
68.032 GPixel/s
Pixel Fillrate
106.944 GPixel/s
-
-
-
-
Texture Fillrate
170.08 GTexel/s
Texture Fillrate
213.888 GTexel/s
-
-
-
-
L1
-
48KB/SM
-
-
L1
-
48KB/SM
-
-
L2
2MB Shared
L2
3MB Shared
-
-
-
-
-
-
8GB
GDDR5
-
12GB
GDDR5
-
Bus Width
256Bit
Bus Width
384Bit
Clock
1500MHz
Transfer Rate
6GT/s
Bandwidth
192GB/s
Clock
1500MHz
Transfer Rate
6GT/s
Bandwidth
288GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
75W
TDP
250W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
Max Resolution
Unknown
Max Resolution
Unknown
Max Resolution Refresh Rate
-
Max Resolution Refresh Rate
-
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
Unknown
Multi Monitor Support
Unknown
-
-
-
-
Model
NVENC 4
Model
NVENC 3
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Model
NVDEC 3
Model
NVDEC 1
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
-
-
-
AVC (H.264)
-
-
-
-
-
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
VP6
VDPAU
Feature Set E
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
-
-
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
-
-
Multi GPU Support
Supported
-
-
Height
69 mm (2.72 in)
Width
168 mm (6.61 in)
Depth
20 mm (0.79 in)
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
40 mm (1.57 in)
Change Results