NVIDIA Tesla K20m vs NVIDIA Quadro FX 3800M

VS

NVIDIA Tesla K20m

NVIDIA Quadro FX 3800M

We compared two Professional market GPUs: 5GB VRAM Tesla K20m 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 K20m 's Advantages

Released 4 years and 5 months late

More VRAM (5GB vs 1024GB)

Larger VRAM bandwidth (208.0GB/s vs 64.00GB/s)

2368 additional rendering cores

NVIDIA Quadro FX 3800M 's Advantages

Lower TDP (100W vs 225W)

Score

Benchmark

FP32 (float)

Tesla K20m +735%

3.524 TFLOPS

Quadro FX 3800M

0.422 TFLOPS

Tesla K20m

VS

Quadro FX 3800M

Graphics Card

Jan 2013

Release Date

Aug 2008

Tesla

Generation

Quadro FX Mobile

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

1300 MHz

Memory Clock

1000 MHz

Memory

5GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

320bit

Memory Bus

256bit

208.0GB/s

Bandwidth

64.00GB/s

Render Config

-

SM Count

16

2496

Shading Units

128

208

TMUs

64

40

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

1280 KB

L2 Cache

64 KB

-

Theoretical Performance

36.71 GPixel/s

Pixel Rate

10.80 GPixel/s

146.8 GTexel/s

Texture Rate

43.20 GTexel/s

-

3.524 TFLOPS

FP32 (float)

422.4 GFLOPS

1175 GFLOPS

FP64 (double)

-

Board Design

225W

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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