NVIDIA Quadro FX 3800M vs NVIDIA Quadro K420

VS

NVIDIA Quadro FX 3800M

NVIDIA Quadro K420

We compared two Professional market GPUs: 1024MB VRAM Quadro FX 3800M and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Quadro FX 3800M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 28.51GB/s)

NVIDIA Quadro K420 's Advantages

Released 5 years and 11 months late

64 additional rendering cores

Lower TDP (41W vs 100W)

Score

Benchmark

FP32 (float)

Quadro FX 3800M +25%

0.422 TFLOPS

Quadro K420

0.336 TFLOPS

Quadro FX 3800M

VS

Quadro K420

Graphics Card

Aug 2008

Release Date

Jul 2014

Quadro FX Mobile

Generation

Quadro

Professional

Type

Professional

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

891 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

128bit

64.00GB/s

Bandwidth

28.51GB/s

Render Config

-

16

SM Count

-

128

Shading Units

192

64

TMUs

16

ROPs

16

-

L1 Cache

16 KB (per SMX)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

3.504 GPixel/s

43.20 GTexel/s

Texture Rate

14.02 GTexel/s

-

422.4 GFLOPS

FP32 (float)

336.4 GFLOPS

-

FP64 (double)

14.02 GFLOPS

Board Design

100W

TDP

41W

-

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.2

-

Power Connectors

None

Graphics Processor

G92

GPU Name

GK107

N10E-GLM3-B2

GPU Variant

GK107-301-A2

Tesla

Architecture

Kepler

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

1.27 billion

324 mm²

Die Size

118 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

CUDA

3.0

4.0

Shader Model

5.1

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