NVIDIA Tesla C2070 vs NVIDIA Quadro K620
We compared two Professional market GPUs: 6GB VRAM Tesla C2070 and 2GB VRAM Quadro K620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla C2070 's Advantages
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (143.4GB/s vs 28.80GB/s)
64 additional rendering cores
NVIDIA Quadro K620 's Advantages
Released 3 years late
Boost Clock1124MHz
Lower TDP (45W vs 238W)
Score
Benchmark
FP32 (float)
Tesla C2070
+19%
1.028 TFLOPS
Quadro K620
0.863 TFLOPS
Graphics Card
Jul 2011
Release Date
Jul 2014
Tesla
Generation
Quadro
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
1058 MHz
-
Boost Clock
1124 MHz
747 MHz
Memory Clock
900 MHz
Memory
6GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
384bit
Memory Bus
128bit
143.4GB/s
Bandwidth
28.80GB/s
Render Config
-
-
-
14
SM Count
-
448
Shading Units
384
56
TMUs
24
48
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SMM)
768 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
16.07 GPixel/s
Pixel Rate
17.98 GPixel/s
32.14 GTexel/s
Texture Rate
26.98 GTexel/s
-
-
-
1028 GFLOPS
FP32 (float)
863.2 GFLOPS
513.9 GFLOPS
FP64 (double)
26.98 GFLOPS
Board Design
238W
TDP
45W
550 W
Suggested PSU
200 W
1x DVI
Outputs
1x DVI
1x DisplayPort 1.4a
1x 8-pin
Power Connectors
None
Graphics Processor
GF100
GPU Name
GM107
-
GPU Variant
GM107-850-A2
Fermi
Architecture
Maxwell
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
3.1 billion
Transistors
1.87 billion
529 mm²
Die Size
148 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
2.0
CUDA
5.0
5.1
Shader Model
5.1
