NVIDIA Tesla K80 vs NVIDIA A100 PCIe

VS

NVIDIA Tesla K80 NVIDIA A100 PCIe

AI GPU We compared a Professional market GPU: 12GB VRAM Tesla K80 and a GPU: 40GB VRAM A100 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 's Advantages

Released 5 years and 7 months late

Boost Clock has increased by 71% (1410MHz vs 824MHz)

More VRAM (40GB vs 12GB)

Larger VRAM bandwidth (1555GB/s vs 240.6GB/s)

4416 additional rendering cores

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

Tesla K80

4.113 TFLOPS

A100 PCIe +373%

19.49 TFLOPS

Tesla K80

VS

A100 PCIe

Graphics Card

Nov 2014

Release Date

Jun 2020

Tesla

Generation

Tesla

Professional

Type

AI GPU

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

562 MHz

Base Clock

765 MHz

824 MHz

Boost Clock

1410 MHz

1253 MHz

Memory Clock

1215 MHz

Memory

12GB

Memory Size

40GB

GDDR5

Memory Type

HBM2e

384bit

Memory Bus

5120bit

240.6GB/s

Bandwidth

1555GB/s

Render Config

-

SM Count

108

-

Compute Units

-

2496

Shading Units

6912

208

TMUs

432

48

ROPs

160

-

Tensor Cores

432

-

RT Cores

-

16 KB (per SMX)

L1 Cache

192 KB (per SM)

1536 KB

L2 Cache

40 MB

Theoretical Performance

42.85 GPixel/s

Pixel Rate

225.6 GPixel/s

171.4 GTexel/s

Texture Rate

609.1 GTexel/s

-

FP16 (half)

77.97 TFLOPS

4.113 TFLOPS

FP32 (float)

19.49 TFLOPS

1371 GFLOPS

FP64 (double)

9.746 TFLOPS

Graphics Processor

GK210

GPU Name

GA100

GK210-885-A1

GPU Variant

-

Kepler 2.0

Architecture

Ampere

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

7.1 billion

Transistors

54.2 billion

561 mm²

Die Size

826 mm²

Board Design

300W

TDP

250W

700 W

Suggested PSU

600 W

No outputs

Outputs

No outputs

1x 8-pin

Power Connectors

8-pin EPS

Graphics Features

12 (11_1)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.1

Vulkan

N/A

3.7

CUDA

8.0

5.1

Shader Model

N/A

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