NVIDIA A800 SXM4 80 GB vs NVIDIA GRID A100B

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs NVIDIA GRID A100B with 48 GB HBM2e and 6,912 cores.

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Performance Rating

NVIDIA A800 SXM4 80 GB outperforms NVIDIA GRID A100B by 29.97% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA A800 SXM4 80 GB

25.9

NVIDIA A800 SXM4 80 GB

25.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA GRID A100B

19.9

NVIDIA GRID A100B

19.9

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Additional

Memory

Memory Size

🔥 +67% 80 ГБ
48 ГБ

Memory Type

HBM2e HBM2e

Memory Bandwidth

🔥 +9% 2.04 TB/s
1.87 TB/s

Memory Bus Width

5,120 бит 6,144 бит

ML Performance

FP16 (Half Precision)

🔥 +40% 77.97 TFLOPS
55.57 TFLOPS

BF16 (Brain Float)

🔥 311.84 TFLOPS
No

TF32 (TensorFloat)

🔥 155.92
No

Compute Power

FP32 (Single Precision)

🔥 +40% 19.49 TFLOPS
13.89 TFLOPS

FP64 (Double Precision)

🔥 +40% 9.746 TFLOPS
6.947 TFLOPS

CUDA Cores

6,912 6,912

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Ampere Ampere

SM (Streaming Multiprocessor)

108 108

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

8.0 8.0

Clocks & Performance

Base Clock

🔥 +28% 1,155
900

Boost Clock

🔥 +40% 1,410
1,005

Memory Clock

🔥 +31% 1,593
1,215

Power Consumption

TDP/TGP

400 W 400 W

Recommended PSU

800 W 800 W

Power Connector

None None

Rendering

Texture Units (TMU)

432 432

ROP

No No

L2 Cache

40 MB
🔥 +20% 48 MB

Additional

Slots

🔥 SXM Module
IGP

Release Date

Aug. 11, 2022 May 14, 2020

Display Outputs

No outputs
No outputs

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