NVIDIA GRID K260Q vs NVIDIA Tesla K20X

VS

NVIDIA GRID K260Q

NVIDIA Tesla K20X

We compared two Professional market GPUs: 2GB VRAM GRID K260Q and 6GB VRAM Tesla K20X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID K260Q 's Advantages

Released 7 months late

Lower TDP (225W vs 235W)

NVIDIA Tesla K20X 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (249.6GB/s vs 160.0GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GRID K260Q

2.289 TFLOPS

Tesla K20X +71%

3.935 TFLOPS

GRID K260Q

VS

Tesla K20X

Graphics Card

Jun 2013

Release Date

Nov 2012

GRID

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1300 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

160.0GB/s

Bandwidth

249.6GB/s

Render Config

-

1536

Shading Units

2688

128

TMUs

224

32

ROPs

48

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

23.84 GPixel/s

Pixel Rate

40.99 GPixel/s

95.36 GTexel/s

Texture Rate

164.0 GTexel/s

-

2.289 TFLOPS

FP32 (float)

3.935 TFLOPS

95.36 GFLOPS

FP64 (double)

1312 GFLOPS

Board Design

225W

TDP

235W

550 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK104

GPU Name

GK110

-

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

7.08 billion

294 mm²

Die Size

561 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.5

5.1

Shader Model

5.1

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