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Tesla K40c and Tesla M40 - video card comparison


Passmark - benchmark score Tesla K40c vs Tesla M40

Tesla K40c
4629
Tesla M40
10687

Tesla K40c

Tesla M40


Architecture
Kepler (2012−2018)
Maxwell 2.0 (2015−2019)

GPU code name
GK180
GM200

Market segment
Workstation
Workstation

Release date
October 2013
November 2015

Interface
PCIe 3.0 x16
PCIe 3.0 x16

Supplementary power connectors
1x 6-pin + 1x 8-pin
8-pin EPS

Boost clock speed
876 MHz
1112 MHz

Core clock speed
745 MHz
948 MHz

Floating-point performance
4,291 gflops
6,844 gflops

Manufacturing process technology
28 nm
28 nm

Number of transistors
7,080 million
8,000 million

Pipelines / CUDA cores
2880
3072

Power consumption (TDP)
245 Watt
250 Watt

Texture fill rate
210.2
213.5

Memory type
GDDR5
GDDR5

Maximum RAM amount
12 GB
12 GB

Memory bus width
384 Bit
384 Bit

Memory clock speed
6008 MHz
6 GB/s

Memory bandwidth
288.4 GB/s
288.4 GB/s

Display Connectors
No outputs
No outputs

DirectX
12 (11_0)
12 (12_1)

CUDA
3.5
5.2

OpenCL
1.2
3.0

OpenGL
4.6
4.6

Shader Model
5.1
6.7

Vulkan
1.1.103
1.3