NVIDIA Tesla K8 vs NVIDIA Quadro P620 Mobile
GPU Specs Compare
Graphics Card
Release Date
Sep 2014
Feb 2018
Generation
Tesla
Quadro Mobile
Type
Professional
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
693 MHz
1177 MHz
Boost Clock
811 MHz
1443 MHz
Memory Clock
1250 MHz
1502 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
160.0GB/s
96.13GB/s
Render Config
Shading Units
1536
512
TMUs
128
32
ROPs
32
16
L1 Cache
16 KB (per SMX)
48 KB (per SM)
L2 Cache
512 KB
1024 KB
SM Count
-
4
Theoretical Performance
Pixel Rate
25.95 GPixel/s
23.09 GPixel/s
Texture Rate
103.8 GTexel/s
46.18 GTexel/s
FP32 (float)
2.491 TFLOPS
1478 GFLOPS
FP64 (double)
103.8 GFLOPS
46.18 GFLOPS
FP16 (half)
-
23.09 GFLOPS
Graphics Processor
GPU Name
GK104
GP107
Architecture
Kepler
Pascal
Foundry
TSMC
Samsung
Process Size
28 nm
14 nm
Transistors
3.54 billion
3.3 billion
Die Size
294 mm²
132 mm²
Board Design
TDP
100W
40W
Suggested PSU
300 W
-
Outputs
No outputs
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
6.1
Shader Model
5.1
6.4