NVIDIA Tesla K8 vs NVIDIA Tesla P4

VS

NVIDIA Tesla K8

NVIDIA Tesla P4

We compared two Professional market GPUs: 8GB VRAM Tesla K8 and 8GB VRAM Tesla P4 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P4 's Advantages

Released 2 years late

Boost Clock has increased by 37% (1114MHz vs 811MHz)

Larger VRAM bandwidth (192.3GB/s vs 160.0GB/s)

1024 additional rendering cores

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

Tesla K8

2.491 TFLOPS

Tesla P4 +128%

5.704 TFLOPS

Tesla K8

VS

Tesla P4

Graphics Card

Sep 2014

Release Date

Sep 2016

Tesla

Generation

Tesla

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

693 MHz

Base Clock

886 MHz

811 MHz

Boost Clock

1114 MHz

1250 MHz

Memory Clock

1502 MHz

Memory

8GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

192.3GB/s

Render Config

-

SM Count

20

1536

Shading Units

2560

128

TMUs

160

32

ROPs

64

-

16 KB (per SMX)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

25.95 GPixel/s

Pixel Rate

71.30 GPixel/s

103.8 GTexel/s

Texture Rate

178.2 GTexel/s

-

FP16 (half)

89.12 GFLOPS

2.491 TFLOPS

FP32 (float)

5.704 TFLOPS

103.8 GFLOPS

FP64 (double)

178.2 GFLOPS

Board Design

100W

TDP

75W

300 W

Suggested PSU

250 W

No outputs

Outputs

No outputs

1x 6-pin

Power Connectors

None

Graphics Processor

GK104

GPU Name

GP104

-

GPU Variant

GP104-895-A1

Kepler

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

3.54 billion

Transistors

7.2 billion

294 mm²

Die Size

314 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

6.1

5.1

Shader Model

6.4

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