NVIDIA RTX A2000 vs NVIDIA Quadro K620M
We compared two Professional market GPUs: 6GB VRAM RTX A2000 and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A2000 's Advantages
Released 6 years and 5 months late
Boost Clock has increased by 7% (1200MHz vs 1124MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (288.0GB/s vs 14.40GB/s)
2944 additional rendering cores
NVIDIA Quadro K620M 's Advantages
Lower TDP (30W vs 70W)
Score
Benchmark
FP32 (float)
RTX A2000
+825%
7.987 TFLOPS
Quadro K620M
0.863 TFLOPS
Graphics Card
Aug 2021
Release Date
Mar 2015
Quadro Ampere
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
562 MHz
Base Clock
1029 MHz
1200 MHz
Boost Clock
1124 MHz
1500 MHz
Memory Clock
900 MHz
Memory
6GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
192bit
Memory Bus
64bit
288.0GB/s
Bandwidth
14.40GB/s
Render Config
-
-
-
26
SM Count
-
3328
Shading Units
384
104
TMUs
16
48
ROPs
8
104
Tensor Cores
-
26
RT Cores
-
128 KB (per SM)
L1 Cache
64 KB (per SMM)
3 MB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
57.60 GPixel/s
Pixel Rate
8.992 GPixel/s
124.8 GTexel/s
Texture Rate
17.98 GTexel/s
7.987 TFLOPS
FP16 (half)
-
7.987 TFLOPS
FP32 (float)
863.2 GFLOPS
124.8 GFLOPS
FP64 (double)
26.98 GFLOPS
Board Design
70W
TDP
30W
250 W
Suggested PSU
-
4x mini-DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
GA106
GPU Name
GM108
GA106-850-A1
GPU Variant
N15M-Q3
Ampere
Architecture
Maxwell
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
12 billion
Transistors
Unknown
276 mm²
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
5.0
6.7
Shader Model
5.1
