NVIDIA Tesla K20X vs NVIDIA GRID M6 8Q

VS

NVIDIA Tesla K20X

NVIDIA GRID M6 8Q

We compared two Professional market GPUs: 6GB VRAM Tesla K20X and 8GB VRAM GRID M6 8Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20X 's Advantages

Larger VRAM bandwidth (249.6GB/s vs 160.4GB/s)

1152 additional rendering cores

NVIDIA GRID M6 8Q 's Advantages

Released 2 years and 9 months late

More VRAM (8GB vs 6GB)

Lower TDP (100W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20X +77%

3.935 TFLOPS

GRID M6 8Q

2.218 TFLOPS

Tesla K20X

VS

GRID M6 8Q

Graphics Card

Nov 2012

Release Date

Aug 2015

Tesla

Generation

GRID

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1300 MHz

Memory Clock

1253 MHz

Memory

6GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

249.6GB/s

Bandwidth

160.4GB/s

Render Config

-

2688

Shading Units

1536

224

TMUs

96

48

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SMM)

1536 KB

L2 Cache

2 MB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

46.21 GPixel/s

164.0 GTexel/s

Texture Rate

69.31 GTexel/s

-

3.935 TFLOPS

FP32 (float)

2.218 TFLOPS

1312 GFLOPS

FP64 (double)

69.31 GFLOPS

Board Design

235W

TDP

100W

550 W

Suggested PSU

300 W

No outputs

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GK110

GPU Name

GM204

-

GPU Variant

GM204-995-A1

Kepler

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

5.2 billion

561 mm²

Die Size

398 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.2

5.1

Shader Model

6.4

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