NVIDIA Tesla K20c vs NVIDIA Quadro P4000
We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 8GB VRAM Quadro P4000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla K20c 's Advantages
704 additional rendering cores
NVIDIA Quadro P4000 's Advantages
Released 4 years and 3 months late
Boost Clock1480MHz
More VRAM (8GB vs 5GB)
Larger VRAM bandwidth (243.3GB/s vs 208.0GB/s)
Lower TDP (105W vs 225W)
Score
Benchmark
FP32 (float)
Tesla K20c
3.524 TFLOPS
Quadro P4000
+50%
5.304 TFLOPS
OctaneBench
Tesla K20c
55
Quadro P4000
+60%
88
Graphics Card
Nov 2012
Release Date
Feb 2017
Tesla
Generation
Quadro
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
1202 MHz
-
Boost Clock
1480 MHz
1300 MHz
Memory Clock
1901 MHz
Memory
5GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
320bit
Memory Bus
256bit
208.0GB/s
Bandwidth
243.3GB/s
Render Config
-
-
-
-
SM Count
14
2496
Shading Units
1792
208
TMUs
112
40
ROPs
64
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
48 KB (per SM)
1280 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
36.71 GPixel/s
Pixel Rate
94.72 GPixel/s
146.8 GTexel/s
Texture Rate
165.8 GTexel/s
-
FP16 (half)
82.88 GFLOPS
3.524 TFLOPS
FP32 (float)
5.304 TFLOPS
1175 GFLOPS
FP64 (double)
165.8 GFLOPS
Board Design
225W
TDP
105W
550 W
Suggested PSU
300 W
No outputs
Outputs
4x DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
GK110
GPU Name
GP104
GK110-885-KA-A1
GPU Variant
GP104-850-A1
Kepler
Architecture
Pascal
TSMC
Foundry
TSMC
28 nm
Process Size
16 nm
7.08 billion
Transistors
7.2 billion
561 mm²
Die Size
314 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
6.1
5.1
Shader Model
6.4
