NVIDIA RTX A4000 Mobile vs NVIDIA H100 PCIe

VS

NVIDIA RTX A4000 Mobile NVIDIA H100 PCIe

AI GPU We compared a Professional market GPU: 8GB VRAM RTX A4000 Mobile and a GPU: 80GB VRAM H100 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Mobile 's Advantages

Lower TDP (115W vs 350W)

NVIDIA H100 PCIe 's Advantages

Released 11 months late

Boost Clock has increased by 4% (1755MHz vs 1680MHz)

More VRAM (80GB vs 8GB)

Larger VRAM bandwidth (2039GB/s vs 384.0GB/s)

9472 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4000 Mobile

17.2 TFLOPS

H100 PCIe +197%

51.22 TFLOPS

Blender

RTX A4000 Mobile

2682

H100 PCIe +80%

4845

RTX A4000 Mobile

VS

H100 PCIe

Graphics Card

Apr 2021

Release Date

Mar 2022

Quadro Ampere-M

Generation

Tesla Hopper

Professional

Type

AI GPU

PCIe 4.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

1140 MHz

Base Clock

1095 MHz

1680 MHz

Boost Clock

1755 MHz

1500 MHz

Memory Clock

1593 MHz

Memory

8GB

Memory Size

80GB

GDDR6

Memory Type

HBM2e

256bit

Memory Bus

5120bit

384.0GB/s

Bandwidth

2039GB/s

Render Config

40

SM Count

114

-

Compute Units

-

5120

Shading Units

14592

160

TMUs

456

80

ROPs

24

160

Tensor Cores

456

40

RT Cores

-

128 KB (per SM)

L1 Cache

256 KB (per SM)

4 MB

L2 Cache

50 MB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

42.12 GPixel/s

268.8 GTexel/s

Texture Rate

800.3 GTexel/s

17.20 TFLOPS

FP16 (half)

204.9 TFLOPS

17.20 TFLOPS

FP32 (float)

51.22 TFLOPS

268.8 GFLOPS

FP64 (double)

25.61 TFLOPS

Graphics Processor

GA104

GPU Name

GH100

-

GPU Variant

-

Ampere

Architecture

Hopper

Samsung

Foundry

TSMC

8 nm

Process Size

4 nm

17.4 billion

Transistors

80 billion

392 mm²

Die Size

814 mm²

Board Design

115W

TDP

350W

-

Suggested PSU

750 W

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

1x 16-pin

Graphics Features

12 Ultimate (12_2)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.3

Vulkan

N/A

8.6

CUDA

9.0

6.7

Shader Model

N/A

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