NVIDIA A100 PCIe 80 GB vs NVIDIA Tesla P4

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We compared two Professional market GPUs: 80GB VRAM A100 PCIe 80 GB and 8GB VRAM Tesla P4 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 80 GB 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 27% (1410MHz vs 1114MHz)

More VRAM (80GB vs 8GB)

Larger VRAM bandwidth (1935GB/s vs 192.3GB/s)

4352 additional rendering cores

NVIDIA Tesla P4 's Advantages

Lower TDP (75W vs 300W)

Score

Benchmark

FP32 (float)

A100 PCIe 80 GB +241%

19.49 TFLOPS

Tesla P4

5.704 TFLOPS

Blender

A100 PCIe 80 GB +843%

3823

Tesla P4

405

OctaneBench

A100 PCIe 80 GB +248%

310

Tesla P4

89

A100 PCIe 80 GB

VS

Tesla P4

Graphics Card

Jun 2021

Release Date

Sep 2016

Tesla Ampere

Generation

Tesla

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1065 MHz

Base Clock

886 MHz

1410 MHz

Boost Clock

1114 MHz

1512 MHz

Memory Clock

1502 MHz

Memory

80GB

Memory Size

8GB

HBM2e

Memory Type

GDDR5

5120bit

Memory Bus

256bit

1935GB/s

Bandwidth

192.3GB/s

Render Config

108

SM Count

20

-

Compute Units

-

6912

Shading Units

2560

432

TMUs

160

ROPs

64

432

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

48 KB (per SM)

80 MB

L2 Cache

2 MB

Theoretical Performance

225.6 GPixel/s

Pixel Rate

71.30 GPixel/s

609.1 GTexel/s

Texture Rate

178.2 GTexel/s

77.97 TFLOPS

FP16 (half)

89.12 GFLOPS

19.49 TFLOPS

FP32 (float)

5.704 TFLOPS

9.746 TFLOPS

FP64 (double)

178.2 GFLOPS

Graphics Processor

GA100

GPU Name

GP104

-

GPU Variant

GP104-895-A1

Ampere

Architecture

Pascal

TSMC

Foundry

TSMC

7 nm

Process Size

16 nm

54.2 billion

Transistors

7.2 billion

826 mm²

Die Size

314 mm²

Board Design

300W

TDP

75W

700 W

Suggested PSU

250 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

None

Graphics Features

N/A

DirectX

12 (12_1)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

8.0

CUDA

6.1

N/A

Shader Model

6.4

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