NVIDIA A100 PCIe 80 GB vs NVIDIA Tesla C870

VS

NVIDIA A100 PCIe 80 GB NVIDIA Tesla C870

We compared two Professional market GPUs: 80GB VRAM A100 PCIe 80 GB and 1536MB VRAM Tesla C870 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 14 years and 1 months late

Boost Clock1410MHz

More VRAM (80GB vs 1GB)

Larger VRAM bandwidth (1935GB/s vs 76.80GB/s)

6784 additional rendering cores

NVIDIA Tesla C870 's Advantages

Lower TDP (171W vs 300W)

Score

Benchmark

FP32 (float)

A100 PCIe 80 GB +5532%

19.49 TFLOPS

Tesla C870

0.346 TFLOPS

A100 PCIe 80 GB

VS

Tesla C870

Graphics Card

Jun 2021

Release Date

May 2007

Tesla Ampere

Generation

Tesla

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

1065 MHz

Base Clock

-

1410 MHz

Boost Clock

-

1512 MHz

Memory Clock

800 MHz

Memory

80GB

Memory Size

1536MB

HBM2e

Memory Type

GDDR3

5120bit

Memory Bus

384bit

1935GB/s

Bandwidth

76.80GB/s

Render Config

108

SM Count

16

-

Compute Units

-

6912

Shading Units

128

432

TMUs

32

160

ROPs

24

432

Tensor Cores

-

RT Cores

-

192 KB (per SM)

L1 Cache

-

80 MB

L2 Cache

96 KB

Theoretical Performance

225.6 GPixel/s

Pixel Rate

14.40 GPixel/s

609.1 GTexel/s

Texture Rate

38.40 GTexel/s

77.97 TFLOPS

FP16 (half)

-

19.49 TFLOPS

FP32 (float)

345.6 GFLOPS

9.746 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

300W

TDP

171W

700 W

Suggested PSU

450 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

2x 6-pin

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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