MSI RTX 4090 SUPRIM X vs NVIDIA B300

Comparison of MSI RTX 4090 SUPRIM X with 24 GB GDDR6X and 16,384 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms MSI RTX 4090 SUPRIM X by 119.37% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

MSI RTX 4090 SUPRIM X

32.8

MSI RTX 4090 SUPRIM X

32.8
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA B300

71.9

NVIDIA B300

71.9

Contents:

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

Memory

Memory Size

24 GB
🔥 +500% 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR6X HBM3e

Memory Bandwidth

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

Memory Bus Width

384 бит 4,096 бит ×2 (8192 бит)

ML Performance

FP16 (Half Precision)

🔥 +6,883% 86.02 TFLOPS
1.2318 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +12% 86.02 TFLOPS
76.99 TFLOPS

FP64 (Double Precision)

🔥 +12% 1.344 TFLOPS
1.2029 TFLOPS

CUDA Cores

16,384
🔥 +16% 18,944 ×2 (37888)

RT Cores

🔥 128
No

Architecture & Compatibility

GPU Architecture

Ada Lovelace Blackwell Ultra

SM (Streaming Multiprocessor)

128
🔥 +16% 148

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

8.9
🔥 10.3

Clocks & Performance

Base Clock

🔥 +34% 2,235
1,665

Boost Clock

🔥 +29% 2,625
2,032

Memory Clock

1,313
🔥 +52% 2,000

Power Consumption

Recommended PSU

🔥 -53% 850 W
1800 W

Power Connector

1x 16-pin No

TDP/TGP

🔥 -68% 450 W
1400 W

Rendering

Texture Units (TMU)

512
🔥 +16% 592 ×2 (1184)

ROP

🔥 128
No

L2 Cache

🔥 +44% 72 MB
50 MB

Additional

Slots

Quad-slot
🔥 SXM Module

Release Date

Sept. 20, 2022 Sept. 11, 2025

Display Outputs

1x HDMI 2.1
3x DisplayPort 1.4a
No outputs

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