NVIDIA GRID K120Q vs NVIDIA Tesla C2050
We compared two Professional market GPUs: 512MB VRAM GRID K120Q and 3GB VRAM Tesla C2050 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GRID K120Q 's Advantages
Released 3 years late
Lower TDP (130W vs 238W)
NVIDIA Tesla C2050 's Advantages
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (144.0GB/s vs 28.51GB/s)
256 additional rendering cores
Score
Benchmark
FP32 (float)
GRID K120Q
0.326 TFLOPS
Tesla C2050
+215%
1.028 TFLOPS
Graphics Card
Jul 2014
Release Date
Jul 2011
GRID
Generation
Tesla
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
891 MHz
Memory Clock
750 MHz
Memory
512MB
Memory Size
3GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
384bit
28.51GB/s
Bandwidth
144.0GB/s
Render Config
-
-
-
-
SM Count
14
192
Shading Units
448
16
TMUs
56
16
ROPs
48
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
3.400 GPixel/s
Pixel Rate
16.07 GPixel/s
13.60 GTexel/s
Texture Rate
32.14 GTexel/s
-
-
-
326.4 GFLOPS
FP32 (float)
1028 GFLOPS
13.60 GFLOPS
FP64 (double)
513.9 GFLOPS
Board Design
130W
TDP
238W
300 W
Suggested PSU
550 W
No outputs
Outputs
1x DVI
-
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK107
GPU Name
GF100
-
GPU Variant
GF100-850-A3
Kepler
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.27 billion
Transistors
3.1 billion
118 mm²
Die Size
529 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
2.0
5.1
Shader Model
5.1
