NVIDIA Tesla K80 vs NVIDIA Quadro K620

VS

NVIDIA Tesla K80

NVIDIA Quadro K620

We compared two Professional market GPUs: 12GB VRAM Tesla K80 and 2GB VRAM Quadro K620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K80 's Advantages

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (240.6GB/s vs 28.80GB/s)

2112 additional rendering cores

NVIDIA Quadro K620 's Advantages

Boost Clock has increased by 36% (1124MHz vs 824MHz)

Lower TDP (45W vs 300W)

Score

Benchmark

FP32 (float)

Tesla K80 +376%

4.113 TFLOPS

Quadro K620

0.863 TFLOPS

Tesla K80

VS

Quadro K620

Graphics Card

Nov 2014

Release Date

Jul 2014

Tesla

Generation

Quadro

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

562 MHz

Base Clock

1058 MHz

824 MHz

Boost Clock

1124 MHz

1253 MHz

Memory Clock

900 MHz

Memory

12GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

128bit

240.6GB/s

Bandwidth

28.80GB/s

Render Config

-

2496

Shading Units

384

208

TMUs

24

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

1536 KB

L2 Cache

2 MB

-

Theoretical Performance

42.85 GPixel/s

Pixel Rate

17.98 GPixel/s

171.4 GTexel/s

Texture Rate

26.98 GTexel/s

-

4.113 TFLOPS

FP32 (float)

863.2 GFLOPS

1371 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

300W

TDP

45W

700 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Processor

GK210

GPU Name

GM107

GK210-885-A1

GPU Variant

GM107-850-A2

Kepler 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.1 billion

Transistors

1.87 billion

561 mm²

Die Size

148 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.7

CUDA

5.0

5.1

Shader Model

5.1

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