NVIDIA B300 vs NVIDIA RTX A4500

Comparison of NVIDIA B300 with 144 GB HBM3e and 18,944 cores vs NVIDIA RTX A4500 with 20 GB GDDR6 and 7,168 cores.

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Performance Rating

NVIDIA B300 outperforms NVIDIA RTX A4500 by 411.59% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA B300

71.9

NVIDIA B300

71.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA RTX A4500

14.1

NVIDIA RTX A4500

14.1

Contents:

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

Memory

Memory Size

🔥 +620% 144 ГБ ×2 (288 ГБ)
20 GB

Memory Type

HBM3e GDDR6

Memory Bandwidth

🔥 4.10 TB/s ×2 (8.2 TB/s)
640.0 GB/s

Memory Bus Width

4,096 бит ×2 (8192 бит) 320 бит

ML Performance

FP16 (Half Precision)

1.2318 TFLOPS
🔥 +1,820% 23.65 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +226% 76.99 TFLOPS
23.65 TFLOPS

FP64 (Double Precision)

🔥 +225% 1.2029 TFLOPS
0.3696 TFLOPS

CUDA Cores

🔥 +164% 18,944 ×2 (37888)
7,168

RT Cores

No
🔥 56

Architecture & Compatibility

GPU Architecture

Blackwell Ultra Ampere

SM (Streaming Multiprocessor)

🔥 +164% 148
56

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

🔥 10.3
8.6

Clocks & Performance

Base Clock

🔥 +59% 1,665
1,050

Boost Clock

🔥 +23% 2,032
1,650

Memory Clock

2,000 2,000

Power Consumption

Recommended PSU

1800 W
🔥 -69% 550 W

Power Connector

No 1x 8-pin

TDP/TGP

1400 W
🔥 -86% 200 W

Rendering

Texture Units (TMU)

🔥 +164% 592 ×2 (1184)
224

ROP

No
🔥 56

L2 Cache

50 MB
🔥 6 MB

Additional

Slots

🔥 SXM Module
Dual-slot

Release Date

Sept. 11, 2025 Nov. 23, 2021

Display Outputs

No outputs
4x DisplayPort 1.4a

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