NVIDIA GRID A100B vs NVIDIA Tesla S870

VS

We compared two Professional market GPUs: 48GB VRAM GRID A100B and 1536MB VRAM Tesla S870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GRID A100B 's Advantages

Released 13 years late

Boost Clock1005MHz

More VRAM (48GB vs 1GB)

Larger VRAM bandwidth (1866GB/s vs 76.80GB/s)

6784 additional rendering cores

Lower TDP (400W vs 800W)

Score

Benchmark

FP32 (float)

GRID A100B +3914%

13.89 TFLOPS

Tesla S870

0.346 TFLOPS

GRID A100B

VS

Tesla S870

Graphics Card

May 2020

Release Date

May 2007

GRID

Generation

Tesla

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

900 MHz

Base Clock

-

1005 MHz

Boost Clock

-

1215 MHz

Memory Clock

800 MHz

Memory

48GB

Memory Size

1536MB

HBM2e

Memory Type

GDDR3

6144bit

Memory Bus

384bit

1866GB/s

Bandwidth

76.80GB/s

Render Config

108

SM Count

16

-

Compute Units

-

6912

Shading Units

128

432

TMUs

32

192

ROPs

24

432

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

-

48 MB

L2 Cache

96 KB

Theoretical Performance

193.0 GPixel/s

Pixel Rate

14.40 GPixel/s

434.2 GTexel/s

Texture Rate

38.40 GTexel/s

55.57 TFLOPS

FP16 (half)

-

13.89 TFLOPS

FP32 (float)

345.6 GFLOPS

6.947 TFLOPS

FP64 (double)

-

Graphics Processor

GA100

GPU Name

G80

-

GPU Variant

-

Ampere

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

90 nm

54.2 billion

Transistors

0.681 billion

826 mm²

Die Size

484 mm²

Board Design

400W

TDP

800W

800 W

Suggested PSU

1200 W

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

N/A

DirectX

11.1 (10_0)

N/A

OpenGL

3.3

3.0

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

8.0

CUDA

1.0

N/A

Shader Model

4.0

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