NVIDIA Tesla P40 vs NVIDIA GRID K520Q

VS

We compared two Professional market GPUs: 24GB VRAM Tesla P40 and 4GB VRAM GRID K520Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P40 's Advantages

Released 2 years and 2 months late

Boost Clock1531MHz

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (347.1GB/s vs 160.0GB/s)

2304 additional rendering cores

NVIDIA GRID K520Q 's Advantages

Lower TDP (225W vs 250W)

Score

Benchmark

FP32 (float)

Tesla P40 +413%

11.76 TFLOPS

GRID K520Q

2.289 TFLOPS

Tesla P40

VS

GRID K520Q

Graphics Card

Sep 2016

Release Date

Jul 2014

Tesla Pascal

Generation

GRID

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1303 MHz

Base Clock

-

1531 MHz

Boost Clock

-

1808 MHz

Memory Clock

1250 MHz

Memory

24GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

347.1GB/s

Bandwidth

160.0GB/s

Render Config

30

SM Count

-

Compute Units

-

3840

Shading Units

1536

240

TMUs

128

96

ROPs

32

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

3 MB

L2 Cache

512 KB

Theoretical Performance

147.0 GPixel/s

Pixel Rate

23.84 GPixel/s

367.4 GTexel/s

Texture Rate

95.36 GTexel/s

183.7 GFLOPS

FP16 (half)

-

11.76 TFLOPS

FP32 (float)

2.289 TFLOPS

367.4 GFLOPS

FP64 (double)

95.36 GFLOPS

Graphics Processor

GP102

GPU Name

GK104

-

GPU Variant

-

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

11.8 billion

Transistors

3.54 billion

471 mm²

Die Size

294 mm²

Board Design

250W

TDP

225W

600 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

-

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

3.0

6.7

Shader Model

5.1

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