NVIDIA Tesla K40c vs NVIDIA Tesla K40t

VS

NVIDIA Tesla K40c

NVIDIA Tesla K40t

We compared two Professional market GPUs: 12GB VRAM Tesla K40c and 12GB VRAM Tesla K40t to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Score

Benchmark

FP32 (float)

Tesla K40c

5.046 TFLOPS

Tesla K40t

5.046 TFLOPS

Tesla K40c

VS

Tesla K40t

Graphics Card

Oct 2013

Release Date

Nov 2013

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

745 MHz

Base Clock

745 MHz

876 MHz

Boost Clock

876 MHz

1502 MHz

Memory Clock

1502 MHz

Memory

12GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

288.4GB/s

Bandwidth

288.4GB/s

Render Config

-

2880

Shading Units

2880

240

TMUs

240

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

1536 KB

L2 Cache

1536 KB

-

Theoretical Performance

52.56 GPixel/s

Pixel Rate

52.56 GPixel/s

210.2 GTexel/s

Texture Rate

210.2 GTexel/s

-

5.046 TFLOPS

FP32 (float)

5.046 TFLOPS

1.682 TFLOPS

FP64 (double)

1.682 TFLOPS

Board Design

245W

TDP

245W

550 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

GK180

GPU Name

GK110B

GK180-890-A1

GPU Variant

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

7.08 billion

561 mm²

Die Size

561 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.5

CUDA

3.5

5.1

Shader Model

5.1

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