NVIDIA A100 PCIe 80 GB vs NVIDIA GeForce RTX 4080

VS

NVIDIA A100 PCIe 80 GB

NVIDIA GeForce RTX 4080

We compared a Professional market GPU: 80GB VRAM A100 PCIe 80 GB and a Desktop platform GPU: 16GB VRAM GeForce RTX 4080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A100 PCIe 80 GB 's Advantages

More VRAM (80GB vs 16GB)

Larger VRAM bandwidth (1.94TB/s vs 716.8GB/s)

Lower TDP (300W vs 320W)

NVIDIA GeForce RTX 4080 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 78% (2505MHz vs 1410MHz)

2816 additional rendering cores

Score

Benchmark

FP32 (float)

A100 PCIe 80 GB

19.49 TFLOPS

GeForce RTX 4080 +150%

48.74 TFLOPS

A100 PCIe 80 GB

VS

GeForce RTX 4080

Graphics Card

Jun 2021

Release Date

Sep 2022

Tesla Ampere(Axx)

Generation

GeForce 40

Professional

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1065 MHz

Base Clock

2205 MHz

1410 MHz

Boost Clock

2505 MHz

1512 MHz

Memory Clock

1400 MHz

Memory

80GB

Memory Size

16GB

HBM2e

Memory Type

GDDR6X

5120bit

Memory Bus

256bit

1.94TB/s

Bandwidth

716.8GB/s

Render Config

-

108

SM Count

76

6912

Shading Units

9728

432

TMUs

304

160

ROPs

112

432

Tensor Cores

304

-

RT Cores

76

192 KB (per SM)

L1 Cache

128 KB (per SM)

80 MB

L2 Cache

64 MB

-

Theoretical Performance

225.6 GPixel/s

Pixel Rate

280.6 GPixel/s

609.1 GTexel/s

Texture Rate

761.5 GTexel/s

77.97 TFLOPS

FP16 (half)

48.74 TFLOPS

19.49 TFLOPS

FP32 (float)

48.74 TFLOPS

9.746 TFLOPS

FP64 (double)

761.5 GFLOPS

Board Design

300W

TDP

320W

700 W

Suggested PSU

700 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 16-pin

Graphics Processor

GA100

GPU Name

AD103

-

GPU Variant

AD103-300-A1

Ampere

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

7 nm

Process Size

5 nm

54.2 billion

Transistors

45.9 billion

826 mm²

Die Size

379 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

8.0

CUDA

8.9

N/A

Shader Model

6.7

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