NVIDIA Quadro K420 vs NVIDIA Quadro FX 580

VS

NVIDIA Quadro K420

NVIDIA Quadro FX 580

We compared two Professional market GPUs: 1024MB VRAM Quadro K420 and 512MB VRAM Quadro FX 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro K420 's Advantages

Released 5 years and 3 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (28.51GB/s vs 25.60GB/s)

160 additional rendering cores

NVIDIA Quadro FX 580 's Advantages

Lower TDP (40W vs 41W)

Score

Benchmark

FP32 (float)

Quadro K420 +366%

0.336 TFLOPS

Quadro FX 580

0.072 TFLOPS

Quadro K420

VS

Quadro FX 580

Graphics Card

Jul 2014

Release Date

Apr 2009

Quadro

Generation

Quadro FX

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

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

4

192

Shading Units

32

16

TMUs

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

3.504 GPixel/s

Pixel Rate

3.600 GPixel/s

14.02 GTexel/s

Texture Rate

7.200 GTexel/s

-

336.4 GFLOPS

FP32 (float)

72.00 GFLOPS

14.02 GFLOPS

FP64 (double)

-

Board Design

41W

TDP

40W

200 W

Suggested PSU

200 W

1x DVI 1x DisplayPort 1.2

Outputs

1x DVI 2x DisplayPort

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

G96C

GK107-301-A2

GPU Variant

G96-875-C1

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.314 billion

118 mm²

Die Size

121 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

1.1

5.1

Shader Model

4.0

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