NVIDIA Tesla K80 vs NVIDIA Tesla X2070

VS

NVIDIA Tesla K80

NVIDIA Tesla X2070

We compared two Professional market GPUs: 12GB VRAM Tesla K80 and 6GB VRAM Tesla X2070 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K80 's Advantages

Released 3 years and 4 months late

Boost Clock824MHz

More VRAM (12GB vs 6GB)

Larger VRAM bandwidth (240.6GB/s vs 177.4GB/s)

2048 additional rendering cores

NVIDIA Tesla X2070 's Advantages

Lower TDP (225W vs 300W)

Score

Benchmark

FP32 (float)

Tesla K80 +252%

4.113 TFLOPS

Tesla X2070

1.166 TFLOPS

Tesla K80

VS

Tesla X2070

Graphics Card

Nov 2014

Release Date

Jul 2011

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

562 MHz

Base Clock

-

824 MHz

Boost Clock

-

1253 MHz

Memory Clock

924 MHz

Memory

12GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

240.6GB/s

Bandwidth

177.4GB/s

Render Config

-

SM Count

14

2496

Shading Units

448

208

TMUs

56

48

ROPs

48

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

1536 KB

L2 Cache

768 KB

-

Theoretical Performance

42.85 GPixel/s

Pixel Rate

18.23 GPixel/s

171.4 GTexel/s

Texture Rate

36.46 GTexel/s

-

4.113 TFLOPS

FP32 (float)

1166 GFLOPS

1371 GFLOPS

FP64 (double)

582.8 GFLOPS

Board Design

300W

TDP

225W

700 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

1x 8-pin

Power Connectors

-

Graphics Processor

GK210

GPU Name

GF100

GK210-885-A1

GPU Variant

GF100-876-A3

Kepler 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

7.1 billion

Transistors

3.1 billion

561 mm²

Die Size

529 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.7

CUDA

2.0

5.1

Shader Model

5.1

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