NVIDIA Tesla K20X vs NVIDIA Quadro FX 3800M

VS

NVIDIA Tesla K20X

NVIDIA Quadro FX 3800M

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 1024MB VRAM Quadro FX 3800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20X 's Advantages

Released 4 years and 3 months late

More VRAM (6GB vs 1024GB)

Larger VRAM bandwidth (249.6GB/s vs 64.00GB/s)

2560 additional rendering cores

NVIDIA Quadro FX 3800M 's Advantages

Lower TDP (100W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X +832%

3.935 TFLOPS

Quadro FX 3800M

0.422 TFLOPS

Tesla K20X

VS

Quadro FX 3800M

Graphics Card

Nov 2012

Release Date

Aug 2008

Tesla

Generation

Quadro FX Mobile

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1300 MHz

Memory Clock

1000 MHz

Memory

6GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

249.6GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

16

2688

Shading Units

128

224

TMUs

64

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

1536 KB

L2 Cache

64 KB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

10.80 GPixel/s

164.0 GTexel/s

Texture Rate

43.20 GTexel/s

-

3.935 TFLOPS

FP32 (float)

422.4 GFLOPS

1312 GFLOPS

FP64 (double)

-

Board Design

235W

TDP

100W

550 W

Suggested PSU

-

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

GK110

GPU Name

G92

-

GPU Variant

N10E-GLM3-B2

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

7.08 billion

Transistors

0.754 billion

561 mm²

Die Size

324 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

1.1

5.1

Shader Model

4.0

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