NVIDIA GRID A100B vs NVIDIA Tesla K80

VS

We compared two Professional market GPUs: 48GB VRAM GRID A100B and 12GB VRAM Tesla K80 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID A100B 's Advantages

Released 5 years and 6 months late

Boost Clock has increased by 22% (1005MHz vs 824MHz)

More VRAM (48GB vs 12GB)

Larger VRAM bandwidth (1866GB/s vs 240.6GB/s)

4416 additional rendering cores

NVIDIA Tesla K80 's Advantages

Lower TDP (300W vs 400W)

Score

Benchmark

FP32 (float)

GRID A100B +237%

13.89 TFLOPS

Tesla K80

4.113 TFLOPS

GRID A100B

VS

Tesla K80

Graphics Card

May 2020

Release Date

Nov 2014

GRID

Generation

Tesla

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

562 MHz

1005 MHz

Boost Clock

824 MHz

1215 MHz

Memory Clock

1253 MHz

Memory

48GB

Memory Size

12GB

HBM2e

Memory Type

GDDR5

6144bit

Memory Bus

384bit

1866GB/s

Bandwidth

240.6GB/s

Render Config

108

SM Count

-

Compute Units

-

6912

Shading Units

2496

432

TMUs

208

192

ROPs

48

432

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

16 KB (per SMX)

48 MB

L2 Cache

1536 KB

Theoretical Performance

193.0 GPixel/s

Pixel Rate

42.85 GPixel/s

434.2 GTexel/s

Texture Rate

171.4 GTexel/s

55.57 TFLOPS

FP16 (half)

-

13.89 TFLOPS

FP32 (float)

4.113 TFLOPS

6.947 TFLOPS

FP64 (double)

1371 GFLOPS

Graphics Processor

GA100

GPU Name

GK210

-

GPU Variant

GK210-885-A1

Ampere

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

54.2 billion

Transistors

7.1 billion

826 mm²

Die Size

561 mm²

Board Design

400W

TDP

300W

800 W

Suggested PSU

700 W

No outputs

Outputs

No outputs

None

Power Connectors

1x 8-pin

Graphics Features

N/A

DirectX

12 (11_1)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.1

8.0

CUDA

3.7

N/A

Shader Model

5.1

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