NVIDIA Tesla K40t vs NVIDIA P104 101
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Jan 2018
Generation
Tesla Kepler
Mining GPUs
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
745 MHz
1506 MHz
Boost Clock
876 MHz
1683 MHz
Memory Clock
1502 MHz
2002 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
256.3GB/s
Render Config
Shading Units
2880
2560
TMUs
240
160
ROPs
48
64
L1 Cache
16 KB (per SMX)
48 KB (per SM)
L2 Cache
1536 KB
2 MB
SM Count
-
20
Theoretical Performance
Pixel Rate
52.56 GPixel/s
107.7 GPixel/s
Texture Rate
210.2 GTexel/s
269.3 GTexel/s
FP32 (float)
5.046 TFLOPS
8.617 TFLOPS
FP64 (double)
1.682 TFLOPS
269.3 GFLOPS
FP16 (half)
-
134.6 GFLOPS
Graphics Processor
GPU Name
GK110B
GP104
Architecture
Kepler
Pascal
Foundry
TSMC
TSMC
Process Size
28 nm
16 nm
Transistors
7.08 billion
7.2 billion
Die Size
561 mm²
314 mm²
GPU Variant
-
GP104-101-A1
Board Design
TDP
245W
125W
Suggested PSU
550 W
200 W
Outputs
No outputs
No outputs
Power Connectors
-
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.3
CUDA
3.5
6.1
Shader Model
6.5 (5.1)
6.4