NVIDIA Quadro K620 vs NVIDIA GRID K340
We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 1024MB VRAM GRID K340 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 late
Boost Clock1124MHz
More VRAM (2GB vs 1024GB)
Lower TDP (45W vs 225W)
NVIDIA GRID K340 's Advantages
Larger VRAM bandwidth (80.00GB/s vs 28.80GB/s)
Score
Benchmark
FP32 (float)
Quadro K620
+17%
0.863 TFLOPS
GRID K340
0.733 TFLOPS
Graphics Card
Jul 2014
Release Date
Jul 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
1250 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
128bit
28.80GB/s
Bandwidth
80.00GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
384
24
TMUs
32
16
ROPs
16
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
128 KB
-
-
-
Theoretical Performance
17.98 GPixel/s
Pixel Rate
7.632 GPixel/s
26.98 GTexel/s
Texture Rate
30.53 GTexel/s
-
-
-
863.2 GFLOPS
FP32 (float)
732.7 GFLOPS
26.98 GFLOPS
FP64 (double)
30.53 GFLOPS
Board Design
45W
TDP
225W
200 W
Suggested PSU
550 W
1x DVI
1x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
1x 8-pin
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
