NVIDIA Tesla P4 vs NVIDIA Tesla K40c

VS

NVIDIA Tesla P4

NVIDIA Tesla K40c

We compared two Professional market GPUs: 8GB VRAM Tesla P4 and 12GB VRAM Tesla K40c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P4 's Advantages

Released 2 years and 11 months late

Boost Clock has increased by 27% (1114MHz vs 876MHz)

Lower TDP (75W vs 245W)

NVIDIA Tesla K40c 's Advantages

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (288.4GB/s vs 192.3GB/s)

320 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla P4 +13%

5.704 TFLOPS

Tesla K40c

5.046 TFLOPS

Tesla P4

VS

Tesla K40c

Graphics Card

Sep 2016

Release Date

Oct 2013

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

886 MHz

Base Clock

745 MHz

1114 MHz

Boost Clock

876 MHz

1502 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

192.3GB/s

Bandwidth

288.4GB/s

Render Config

-

20

SM Count

-

2560

Shading Units

2880

160

TMUs

240

64

ROPs

48

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

1536 KB

-

Theoretical Performance

71.30 GPixel/s

Pixel Rate

52.56 GPixel/s

178.2 GTexel/s

Texture Rate

210.2 GTexel/s

89.12 GFLOPS

FP16 (half)

-

5.704 TFLOPS

FP32 (float)

5.046 TFLOPS

178.2 GFLOPS

FP64 (double)

1.682 TFLOPS

Board Design

75W

TDP

245W

250 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GP104

GPU Name

GK180

GP104-895-A1

GPU Variant

GK180-890-A1

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

7.08 billion

314 mm²

Die Size

561 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.5

6.4

Shader Model

5.1

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