NVIDIA A800 SXM4 80 GB vs NVIDIA B100

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs NVIDIA B100 with 96 GB HBM3e and 16,896 cores.

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Performance Rating

NVIDIA B100 outperforms NVIDIA A800 SXM4 80 GB by 118.54% 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 B100

56.6

NVIDIA B100

56.6

Contents:

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

Memory

Memory Size

80 ГБ
🔥 +20% 96 ГБ ×2 (192 ГБ)

Memory Type

HBM2e HBM3e

Memory Bandwidth

2.04 TB/s
🔥 +101% 4.10 TB/s ×2 (8.2 TB/s)

Memory Bus Width

5,120 бит 4,096 бит ×2 (8192 бит)

ML Performance

FP16 (Half Precision)

77.97 TFLOPS
🔥 +218% 248.3 TFLOPS

BF16 (Brain Float)

🔥 311.84 TFLOPS
No

TF32 (TensorFloat)

🔥 155.92
No

Compute Power

FP32 (Single Precision)

19.49 TFLOPS
🔥 +219% 62.08 TFLOPS

FP64 (Double Precision)

9.746 TFLOPS
🔥 +218% 31.04 TFLOPS

CUDA Cores

6,912
🔥 +144% 16,896 ×2 (33792)

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Ampere Blackwell

SM (Streaming Multiprocessor)

108
🔥 +22% 132

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

8.0
🔥 10.1

Clocks & Performance

Base Clock

1,155
🔥 +44% 1,665

Boost Clock

1,410
🔥 +30% 1,837

Memory Clock

1,593
🔥 +26% 2,000

Power Consumption

TDP/TGP

🔥 -60% 400 W
1000 W

Recommended PSU

🔥 -43% 800 W
1400 W

Power Connector

None No

Rendering

Texture Units (TMU)

432
🔥 +22% 528 ×2 (1056)

ROP

No No

L2 Cache

40 MB
🔥 +25% 50 MB

Additional

Slots

SXM Module SXM Module

Release Date

Aug. 11, 2022 Nov. 17, 2024

Display Outputs

No outputs
No outputs

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