NVIDIA Quadro K420 vs NVIDIA Tesla X2070

VS

NVIDIA Quadro K420

NVIDIA Tesla X2070

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 6GB VRAM Tesla X2070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K420 's Advantages

Released 3 years late

Lower TDP (41W vs 225W)

NVIDIA Tesla X2070 's Advantages

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (177.4GB/s vs 28.51GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

Tesla X2070 +247%

1.166 TFLOPS

Quadro K420

VS

Tesla X2070

Graphics Card

Jul 2014

Release Date

Jul 2011

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

891 MHz

Memory Clock

924 MHz

Memory

1024MB

Memory Size

6GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

384bit

28.51GB/s

Bandwidth

177.4GB/s

Render Config

-

SM Count

14

192

Shading Units

448

16

TMUs

56

16

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

18.23 GPixel/s

14.02 GTexel/s

Texture Rate

36.46 GTexel/s

-

336.4 GFLOPS

FP32 (float)

1166 GFLOPS

14.02 GFLOPS

FP64 (double)

582.8 GFLOPS

Board Design

41W

TDP

225W

200 W

Suggested PSU

550 W

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK107

GPU Name

GF100

GK107-301-A2

GPU Variant

GF100-876-A3

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.27 billion

Transistors

3.1 billion

118 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.0

5.1

Shader Model

5.1

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