NVIDIA Tesla K40m vs NVIDIA Quadro P620 Mobile
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Feb 2018
Generation
Tesla
Quadro Mobile
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
1177 MHz
Boost Clock
876 MHz
1443 MHz
Memory Clock
1502 MHz
1502 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
128bit
Bandwidth
288.4GB/s
96.13GB/s
Render Config
Shading Units
2880
512
TMUs
240
32
ROPs
48
16
L1 Cache
16 KB (per SMX)
48 KB (per SM)
L2 Cache
1536 KB
1024 KB
SM Count
-
4
Theoretical Performance
Pixel Rate
52.56 GPixel/s
23.09 GPixel/s
Texture Rate
210.2 GTexel/s
46.18 GTexel/s
FP32 (float)
5.046 TFLOPS
1478 GFLOPS
FP64 (double)
1.682 TFLOPS
46.18 GFLOPS
FP16 (half)
-
23.09 GFLOPS
Graphics Processor
GPU Name
GK110B
GP107
Architecture
Kepler
Pascal
Foundry
TSMC
Samsung
Process Size
28 nm
14 nm
Transistors
7.08 billion
3.3 billion
Die Size
561 mm²
132 mm²
Board Design
TDP
245W
40W
Suggested PSU
550 W
-
Outputs
No outputs
No outputs
Power Connectors
-
None
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.5
6.1
Shader Model
5.1
6.4