NVIDIA Quadro P4000 vs NVIDIA Tesla K20X
GPU · Specs Compare
Graphics Card
Release Date
Feb 2017
Nov 2012
Generation
Quadro
Tesla
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1202 MHz
—
Boost Clock
1480 MHz
—
Memory Clock
1901 MHz
1300 MHz
Memory
Memory Size
8GB
6GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
384bit
Bandwidth
243.3GB/s
249.6GB/s
Render Config
SM Count
14
—
Shading Units
1792
2688
TMUs
112
224
ROPs
64
48
L1 Cache
48 KB (per SM)
16 KB (per SMX)
L2 Cache
2 MB
1536 KB
Theoretical Performance
Pixel Rate
94.72 GPixel/s
40.99 GPixel/s
Texture Rate
165.8 GTexel/s
164.0 GTexel/s
FP16 (half)
82.88 GFLOPS
—
FP32 (float)
5.304 TFLOPS
3.935 TFLOPS
FP64 (double)
165.8 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
GP104
GK110
GPU Variant
GP104-850-A1
—
Architecture
Pascal
Kepler
Foundry
TSMC
TSMC
Process Size
16 nm
28 nm
Transistors
7.2 billion
7.08 billion
Die Size
314 mm²
561 mm²
Board Design
TDP
105W
235W
Suggested PSU
300 W
550 W
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
6.1
3.5
Shader Model
6.4
5.1
Benchmark
3DMark Time Spy
4,942
—
3DMark Time Spy Extreme
2,287
—
OctaneBench
88
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.