NVIDIA GRID K1 vs NVIDIA Quadro M620 Mobile
We compared two Professional market GPUs: 4GB VRAM GRID K1 and 2GB VRAM Quadro M620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID K1 's Advantages
More VRAM (4GB vs 2GB)
NVIDIA Quadro M620 Mobile 's Advantages
Released 3 years and 10 months late
Boost Clock977MHz
Larger VRAM bandwidth (80.19GB/s vs 28.51GB/s)
320 additional rendering cores
Lower TDP (30W vs 130W)
Score
Benchmark
FP32 (float)
GRID K1
0.326 TFLOPS
Quadro M620 Mobile
+206%
1 TFLOPS
Graphics Card
Mar 2013
Release Date
Jan 2017
GRID
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
756 MHz
-
Boost Clock
977 MHz
891 MHz
Memory Clock
1253 MHz
Memory
4GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
28.51GB/s
Bandwidth
80.19GB/s
Render Config
-
-
-
-
-
-
192
Shading Units
512
16
TMUs
32
16
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SMM)
256 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
3.400 GPixel/s
Pixel Rate
15.63 GPixel/s
13.60 GTexel/s
Texture Rate
31.26 GTexel/s
-
-
-
326.4 GFLOPS
FP32 (float)
1000 GFLOPS
13.60 GFLOPS
FP64 (double)
31.26 GFLOPS
Board Design
130W
TDP
30W
300 W
Suggested PSU
-
No outputs
Outputs
No outputs
1x 6-pin
Power Connectors
None
Graphics Processor
GK107
GPU Name
GM107
GK107-450-A2
GPU Variant
-
Kepler
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.27 billion
Transistors
1.87 billion
118 mm²
Die Size
148 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.0
CUDA
5.0
5.1
Shader Model
5.1
