NVIDIA Quadro K620M vs NVIDIA Tesla P40

VS

We compared two Professional market GPUs: 2GB VRAM Quadro K620M and 24GB VRAM Tesla P40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 250W)

NVIDIA Tesla P40 's Advantages

Released 1 years and 6 months late

Boost Clock has increased by 36% (1531MHz vs 1124MHz)

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (347.1GB/s vs 14.40GB/s)

3456 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K620M

0.863 TFLOPS

Tesla P40 +1262%

11.76 TFLOPS

Blender

Quadro K620M

82

Tesla P40 +875%

800

OctaneBench

Quadro K620M

18

Tesla P40 +822%

166

Quadro K620M

VS

Tesla P40

Graphics Card

Mar 2015

Release Date

Sep 2016

Quadro Mobile

Generation

Tesla Pascal

Professional

Type

Professional

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

1029 MHz

Base Clock

1303 MHz

1124 MHz

Boost Clock

1531 MHz

900 MHz

Memory Clock

1808 MHz

Memory

2GB

Memory Size

24GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

384bit

14.40GB/s

Bandwidth

347.1GB/s

Render Config

-

SM Count

30

-

Compute Units

-

384

Shading Units

3840

16

TMUs

240

8

ROPs

96

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

48 KB (per SM)

1024 KB

L2 Cache

3 MB

Theoretical Performance

8.992 GPixel/s

Pixel Rate

147.0 GPixel/s

17.98 GTexel/s

Texture Rate

367.4 GTexel/s

-

FP16 (half)

183.7 GFLOPS

863.2 GFLOPS

FP32 (float)

11.76 TFLOPS

26.98 GFLOPS

FP64 (double)

367.4 GFLOPS

Graphics Processor

GM108

GPU Name

GP102

N15M-Q3

GPU Variant

-

Maxwell

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

Unknown

Transistors

11.8 billion

Unknown

Die Size

471 mm²

Board Design

30W

TDP

250W

-

Suggested PSU

600 W

No outputs

Outputs

No outputs

None

Power Connectors

8-pin EPS

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

6.1

5.1

Shader Model

6.7

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