NVIDIA H100 CNX vs NVIDIA RTX A6000

VS

NVIDIA H100 CNX NVIDIA RTX A6000

AI GPU We compared a GPU: 80GB VRAM H100 CNX and a Professional market GPU: 48GB VRAM RTX A6000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA H100 CNX 's Advantages

Released 2 years and 5 months late

Boost Clock has increased by 2% (1845MHz vs 1800MHz)

More VRAM (80GB vs 48GB)

Larger VRAM bandwidth (2039GB/s vs 768.0GB/s)

3840 additional rendering cores

NVIDIA RTX A6000 's Advantages

Lower TDP (300W vs 350W)

Score

Benchmark

FP32 (float)

H100 CNX +39%

53.84 TFLOPS

RTX A6000

38.71 TFLOPS

H100 CNX

VS

RTX A6000

Graphics Card

Mar 2023

Release Date

Oct 2020

Tesla Hopper

Generation

Quadro Ampere

AI GPU

Type

Professional

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

690 MHz

Base Clock

1410 MHz

1845 MHz

Boost Clock

1800 MHz

1593 MHz

Memory Clock

2000 MHz

Memory

80GB

Memory Size

48GB

HBM2e

Memory Type

GDDR6

5120bit

Memory Bus

384bit

2039GB/s

Bandwidth

768.0GB/s

Render Config

114

SM Count

84

-

Compute Units

-

14592

Shading Units

10752

456

TMUs

336

24

ROPs

112

456

Tensor Cores

336

-

RT Cores

84

256 KB (per SM)

L1 Cache

128 KB (per SM)

50 MB

L2 Cache

6 MB

Theoretical Performance

44.28 GPixel/s

Pixel Rate

201.6 GPixel/s

841.3 GTexel/s

Texture Rate

604.8 GTexel/s

215.4 TFLOPS

FP16 (half)

38.71 TFLOPS

53.84 TFLOPS

FP32 (float)

38.71 TFLOPS

26.92 TFLOPS

FP64 (double)

604.8 GFLOPS

Graphics Processor

GH100

GPU Name

GA102

-

GPU Variant

-

Hopper

Architecture

Ampere

TSMC

Foundry

Samsung

4 nm

Process Size

8 nm

80 billion

Transistors

28.3 billion

814 mm²

Die Size

628 mm²

Board Design

350W

TDP

300W

750 W

Suggested PSU

700 W

No outputs

Outputs

4x DisplayPort 1.4a

8-pin EPS

Power Connectors

8-pin EPS

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

9.0

CUDA

8.6

N/A

Shader Model

6.7

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