NVIDIA B300 vs NVIDIA GeForce RTX 3090 Ti

Comparison of NVIDIA B300 with 144 GB HBM3e and 18,944 cores vs NVIDIA GeForce RTX 3090 Ti with 24 GB GDDR6X and 10,752 cores.

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Performance Rating

NVIDIA B300 outperforms NVIDIA GeForce RTX 3090 Ti by 234.25% 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 GeForce RTX 3090 Ti

21.5

NVIDIA GeForce RTX 3090 Ti

21.5

Contents:

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

Memory

Memory Size

🔥 +500% 144 ГБ ×2 (288 ГБ)
24 GB

Memory Type

HBM3e GDDR6X

Memory Bandwidth

🔥 +306% 4.10 TB/s ×2 (8.2 TB/s)
1.01 TB/s

Memory Bus Width

4,096 бит ×2 (8192 бит) 384 бит

ML Performance

FP16 (Half Precision)

1.2318 TFLOPS
🔥 +3,147% 40.0 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +92% 76.99 TFLOPS
40.0 TFLOPS

FP64 (Double Precision)

🔥 +92% 1.2029 TFLOPS
0.625 TFLOPS

CUDA Cores

🔥 +76% 18,944 ×2 (37888)
10,752

RT Cores

No
🔥 84

Architecture & Compatibility

GPU Architecture

Blackwell Ultra Ampere

SM (Streaming Multiprocessor)

🔥 +76% 148
84

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

🔥 10.3
8.6

Clocks & Performance

Base Clock

🔥 +7% 1,665
1,560

Boost Clock

🔥 +9% 2,032
1,860

Memory Clock

🔥 +52% 2,000
1,313

Power Consumption

Recommended PSU

1800 W
🔥 -53% 850 W

Power Connector

No 1x 16-pin

TDP/TGP

1400 W
🔥 -68% 450 W

Rendering

Texture Units (TMU)

🔥 +76% 592 ×2 (1184)
336

ROP

No
🔥 84

L2 Cache

50 MB
🔥 6 MB

Additional

Slots

🔥 SXM Module
Triple-slot

Release Date

Sept. 11, 2025 Jan. 27, 2022

Display Outputs

No outputs
1x HDMI 2.1
3x DisplayPort 1.4a

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