NVIDIA Tesla K20s vs NVIDIA Tesla M2090

VS

NVIDIA Tesla K20s

NVIDIA Tesla M2090

We compared two Professional market GPUs: 5GB VRAM Tesla K20s and 6GB VRAM Tesla M2090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20s 's Advantages

Released 1 years and 7 months late

Larger VRAM bandwidth (208.0GB/s vs 177.4GB/s)

1984 additional rendering cores

Lower TDP (225W vs 250W)

NVIDIA Tesla M2090 's Advantages

More VRAM (6GB vs 5GB)

Score

Benchmark

FP32 (float)

Tesla K20s +115%

2.87 TFLOPS

Tesla M2090

1.332 TFLOPS

Tesla K20s

VS

Tesla M2090

Graphics Card

Feb 2013

Release Date

Jul 2011

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1300 MHz

Memory Clock

924 MHz

Memory

5GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

384bit

208.0GB/s

Bandwidth

177.4GB/s

Render Config

-

SM Count

16

2496

Shading Units

512

208

TMUs

64

40

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1280 KB

L2 Cache

768 KB

-

Theoretical Performance

29.90 GPixel/s

Pixel Rate

20.83 GPixel/s

119.6 GTexel/s

Texture Rate

41.66 GTexel/s

-

2.870 TFLOPS

FP32 (float)

1332 GFLOPS

956.8 GFLOPS

FP64 (double)

666.1 GFLOPS

Board Design

225W

TDP

250W

550 W

Suggested PSU

600 W

No outputs

Outputs

No outputs

-

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK110

GPU Name

GF110

-

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.08 billion

Transistors

3 billion

561 mm²

Die Size

520 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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