NVIDIA Quadro K620 vs NVIDIA GRID K100
We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 256MB VRAM GRID K100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K620 's Advantages
Released 1 years and 1 months late
Boost Clock1124MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (28.80GB/s vs 28.51GB/s)
192 additional rendering cores
Lower TDP (45W vs 130W)
Score
Benchmark
FP32 (float)
Quadro K620
+164%
0.863 TFLOPS
GRID K100
0.326 TFLOPS
Graphics Card
Jul 2014
Release Date
Jun 2013
Quadro
Generation
GRID
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1058 MHz
Base Clock
-
1124 MHz
Boost Clock
-
900 MHz
Memory Clock
891 MHz
Memory
2GB
Memory Size
256MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
28.51GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
192
24
TMUs
16
16
ROPs
16
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
17.98 GPixel/s
Pixel Rate
3.400 GPixel/s
26.98 GTexel/s
Texture Rate
13.60 GTexel/s
-
-
-
863.2 GFLOPS
FP32 (float)
326.4 GFLOPS
26.98 GFLOPS
FP64 (double)
13.60 GFLOPS
Board Design
45W
TDP
130W
200 W
Suggested PSU
300 W
1x DVI
1x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GM107
GPU Name
GK107
GM107-850-A2
GPU Variant
-
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
1.27 billion
148 mm²
Die Size
118 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
5.0
CUDA
3.0
5.1
Shader Model
5.1
