NVIDIA Tesla K20Xm vs NVIDIA Tesla M2070 Q

VS

NVIDIA Tesla K20Xm

NVIDIA Tesla M2070 Q

We compared two Professional market GPUs: 6GB VRAM Tesla K20Xm and 6GB VRAM Tesla M2070 Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20Xm 's Advantages

Released 1 years and 4 months late

Larger VRAM bandwidth (249.6GB/s vs 150.3GB/s)

2240 additional rendering cores

NVIDIA Tesla M2070 Q 's Advantages

Lower TDP (225W vs 235W)

Score

Benchmark

FP32 (float)

Tesla K20Xm +282%

3.935 TFLOPS

Tesla M2070 Q

1.028 TFLOPS

Tesla K20Xm

VS

Tesla M2070 Q

Graphics Card

Nov 2012

Release Date

Jul 2011

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1300 MHz

Memory Clock

783 MHz

Memory

6GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

249.6GB/s

Bandwidth

150.3GB/s

Render Config

-

SM Count

14

2688

Shading Units

448

224

TMUs

56

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

768 KB

-

Theoretical Performance

40.99 GPixel/s

Pixel Rate

16.07 GPixel/s

164.0 GTexel/s

Texture Rate

32.14 GTexel/s

-

3.935 TFLOPS

FP32 (float)

1028 GFLOPS

1312 GFLOPS

FP64 (double)

513.9 GFLOPS

Board Design

235W

TDP

225W

550 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK110

GPU Name

GF100

-

GPU Variant

GF100-876-A1

Kepler

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

3.1 billion

561 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

2.0

5.1

Shader Model

5.1

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