NVIDIA Quadro K420 vs NVIDIA Tesla S1070

VS

NVIDIA Quadro K420

NVIDIA Tesla S1070

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 4GB VRAM Tesla S1070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K420 's Advantages

Released 6 years and 1 months late

Lower TDP (41W vs 800W)

NVIDIA Tesla S1070 's Advantages

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (102.4GB/s vs 28.51GB/s)

48 additional rendering cores

Score

Benchmark

FP32 (float)

Quadro K420

0.336 TFLOPS

Tesla S1070 +85%

0.622 TFLOPS

Quadro K420

VS

Tesla S1070

Graphics Card

Jul 2014

Release Date

Jun 2008

Quadro

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

891 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

512bit

28.51GB/s

Bandwidth

102.4GB/s

Render Config

-

SM Count

30

192

Shading Units

240

16

TMUs

80

16

ROPs

32

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

19.52 GPixel/s

14.02 GTexel/s

Texture Rate

48.80 GTexel/s

-

336.4 GFLOPS

FP32 (float)

622.1 GFLOPS

14.02 GFLOPS

FP64 (double)

77.76 GFLOPS

Board Design

41W

TDP

800W

200 W

Suggested PSU

1200 W

1x DVI 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK107

GPU Name

GT200B

GK107-301-A2

GPU Variant

-

Kepler

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

1.4 billion

118 mm²

Die Size

470 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.3

5.1

Shader Model

4.0

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