NVIDIA Tesla T4 vs NVIDIA Quadro K620M

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We compared two Professional market GPUs: 16GB VRAM Tesla T4 and 2GB VRAM Quadro K620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla T4 's Advantages

Released 3 years and 6 months late

Boost Clock has increased by 41% (1590MHz vs 1124MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (320.0GB/s vs 14.40GB/s)

2176 additional rendering cores

NVIDIA Quadro K620M 's Advantages

Lower TDP (30W vs 70W)

Score

Benchmark

FP32 (float)

Tesla T4 +843%

8.141 TFLOPS

Quadro K620M

0.863 TFLOPS

Blender

Tesla T4 +1679%

1459

Quadro K620M

82

OctaneBench

Tesla T4 +805%

163

Quadro K620M

18

Tesla T4

VS

Quadro K620M

Graphics Card

Sep 2018

Release Date

Mar 2015

Tesla

Generation

Quadro Mobile

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

585 MHz

Base Clock

1029 MHz

1590 MHz

Boost Clock

1124 MHz

1250 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

320.0GB/s

Bandwidth

14.40GB/s

Render Config

40

SM Count

-

Compute Units

-

2560

Shading Units

384

160

TMUs

16

64

ROPs

8

320

Tensor Cores

-

40

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

4 MB

L2 Cache

1024 KB

Theoretical Performance

101.8 GPixel/s

Pixel Rate

8.992 GPixel/s

254.4 GTexel/s

Texture Rate

17.98 GTexel/s

65.13 TFLOPS

FP16 (half)

-

8.141 TFLOPS

FP32 (float)

863.2 GFLOPS

254.4 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

TU104

GPU Name

GM108

TU104-895-A1

GPU Variant

N15M-Q3

Turing

Architecture

Maxwell

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

Unknown

545 mm²

Die Size

Unknown

Board Design

70W

TDP

30W

250 W

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

7.5

CUDA

5.0

6.6

Shader Model

5.1

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