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GPU Comparison
NVIDIA Tesla K20s vs NVIDIA Quadro K620M
NVIDIA Tesla K20s vs NVIDIA Quadro K620M
VS
NVIDIA Tesla K20s
NVIDIA Quadro K620M
We compared two Professional market GPUs: 5GB VRAM Tesla K20s and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20s 's Advantages
More VRAM (5GB vs 2GB)
Larger VRAM bandwidth (208.0GB/s vs 14.40GB/s)
2112 additional rendering cores
NVIDIA Quadro K620M 's Advantages
Released 2 years and 1 months late
Boost Clock1124MHz
Lower TDP (30W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20s
+232%
2.87 TFLOPS
Quadro K620M
0.863 TFLOPS
Tesla K20s
VS
Quadro K620M
Graphics Card
Feb 2013
Release Date
Mar 2015
Tesla
Generation
Quadro Mobile
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
1029 MHz
-
Boost Clock
1124 MHz
1300 MHz
Memory Clock
900 MHz
Memory
5GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
320bit
Memory Bus
64bit
208.0GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
-
Compute Units
-
2496
Shading Units
384
208
TMUs
16
40
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
64 KB (per SMM)
1280 KB
L2 Cache
1024 KB
Theoretical Performance
29.90 GPixel/s
Pixel Rate
8.992 GPixel/s
119.6 GTexel/s
Texture Rate
17.98 GTexel/s
-
FP16 (half)
-
2.870 TFLOPS
FP32 (float)
863.2 GFLOPS
956.8 GFLOPS
FP64 (double)
26.98 GFLOPS
Graphics Processor
GK110
GPU Name
GM108
-
GPU Variant
N15M-Q3
Kepler
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
Unknown
561 mm²
Die Size
Unknown
Board Design
225W
TDP
30W
550 W
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
5.0
5.1
Shader Model
5.1
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