NVIDIA Tesla K20c vs NVIDIA Quadro K4200
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 4GB VRAM Quadro K4200 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
More VRAM (5GB vs 4GB)
Larger VRAM bandwidth (208.0GB/s vs 172.8GB/s)
1152 additional rendering cores
NVIDIA Quadro K4200 's Advantages
Released 1 years and 8 months late
Boost Clock784MHz
Lower TDP (108W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
+67%
3.524 TFLOPS
Quadro K4200
2.107 TFLOPS
OctaneBench
Tesla K20c
+71%
55
Quadro K4200
32
Graphics Card
Nov 2012
Release Date
Jul 2014
Tesla
Generation
Quadro
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
771 MHz
-
Boost Clock
784 MHz
1300 MHz
Memory Clock
1350 MHz
Memory
5GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
320bit
Memory Bus
256bit
208.0GB/s
Bandwidth
172.8GB/s
Render Config
-
-
-
-
-
-
2496
Shading Units
1344
208
TMUs
112
40
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
1280 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
21.95 GPixel/s
146.8 GTexel/s
Texture Rate
87.81 GTexel/s
-
-
-
3.524 TFLOPS
FP32 (float)
2.107 TFLOPS
1175 GFLOPS
FP64 (double)
87.81 GFLOPS
Board Design
225W
TDP
108W
550 W
Suggested PSU
300 W
No outputs
Outputs
1x DVI
2x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GK110
GPU Name
GK104
GK110-885-KA-A1
GPU Variant
GK104-850-A2
Kepler
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
3.54 billion
561 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.5
CUDA
3.0
5.1
Shader Model
5.1
