NVIDIA Tesla P6 vs NVIDIA Tesla K20c

VS

NVIDIA Tesla P6

NVIDIA Tesla K20c

We compared two Professional market GPUs: 16GB VRAM Tesla P6 and 5GB VRAM Tesla K20c to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P6 's Advantages

Released 4 years and 4 months late

Boost Clock1506MHz

More VRAM (16GB vs 5GB)

Lower TDP (90W vs 225W)

NVIDIA Tesla K20c 's Advantages

Larger VRAM bandwidth (208.0GB/s vs 192.3GB/s)

448 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla P6 +75%

6.169 TFLOPS

Tesla K20c

3.524 TFLOPS

OctaneBench

Tesla P6 +72%

95

Tesla K20c

55

Tesla P6

VS

Tesla K20c

Graphics Card

Mar 2017

Release Date

Nov 2012

Tesla

Generation

Tesla

Professional

Type

Professional

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

1012 MHz

Base Clock

-

1506 MHz

Boost Clock

-

1502 MHz

Memory Clock

1300 MHz

Memory

16GB

Memory Size

5GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

320bit

192.3GB/s

Bandwidth

208.0GB/s

Render Config

-

16

SM Count

-

2048

Shading Units

2496

128

TMUs

208

64

ROPs

40

-

48 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

1280 KB

-

Theoretical Performance

96.38 GPixel/s

Pixel Rate

36.71 GPixel/s

192.8 GTexel/s

Texture Rate

146.8 GTexel/s

96.38 GFLOPS

FP16 (half)

-

6.169 TFLOPS

FP32 (float)

3.524 TFLOPS

192.8 GFLOPS

FP64 (double)

1175 GFLOPS

Board Design

90W

TDP

225W

250 W

Suggested PSU

550 W

No outputs

Outputs

No outputs

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GP104

GPU Name

GK110

GP104-995-A1

GPU Variant

GK110-885-KA-A1

Pascal

Architecture

Kepler

TSMC

Foundry

TSMC

16 nm

Process Size

28 nm

7.2 billion

Transistors

7.08 billion

314 mm²

Die Size

561 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

6.1

CUDA

3.5

6.4

Shader Model

5.1

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