NVIDIA Quadro K420 vs NVIDIA Tesla T40 24 GB

VS

NVIDIA Quadro K420

NVIDIA Tesla T40 24 GB

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 24GB VRAM Tesla T40 24 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K420 's Advantages

Lower TDP (41W vs 260W)

NVIDIA Tesla T40 24 GB 's Advantages

Boost Clock1560MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (624.0GB/s vs 28.51GB/s)

4416 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

Tesla T40 24 GB +4179%

14.38 TFLOPS

Quadro K420

VS

Tesla T40 24 GB

Graphics Card

Jul 2014

Release Date

Unknown

Quadro

Generation

Tesla Turing

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1305 MHz

-

Boost Clock

1560 MHz

891 MHz

Memory Clock

1625 MHz

Memory

1024MB

Memory Size

24GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

384bit

28.51GB/s

Bandwidth

624.0GB/s

Render Config

-

SM Count

72

192

Shading Units

4608

16

TMUs

288

16

ROPs

96

-

Tensor Cores

576

-

RT Cores

72

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

6 MB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

149.8 GPixel/s

14.02 GTexel/s

Texture Rate

449.3 GTexel/s

-

FP16 (half)

28.75 TFLOPS

336.4 GFLOPS

FP32 (float)

14.38 TFLOPS

14.02 GFLOPS

FP64 (double)

449.3 GFLOPS

Board Design

41W

TDP

260W

200 W

Suggested PSU

600 W

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK107

GPU Name

TU102

GK107-301-A2

GPU Variant

-

Kepler

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.27 billion

Transistors

18.6 billion

118 mm²

Die Size

754 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

7.5

5.1

Shader Model

6.7

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