MSI FX 5800 Ultra vs NVIDIA B300

Comparison of MSI FX 5800 Ultra with 128 GB GDDR2 vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

A100 A100
H200 H200
MI325X MI325X

MSI FX 5800 Ultra

MSI FX 5800 Ultra

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

128 MB
🔥 +12% 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR2 HBM3e

Memory Bandwidth

16.00 GB/s
🔥 4.10 TB/s ×2 (8.2 TB/s)

Memory Bus Width

128 бит 4,096 бит ×2 (8192 бит)

ML Performance

FP16 (Half Precision)

No
🔥 1.2318 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

No
🔥 76.99 TFLOPS

FP64 (Double Precision)

No
🔥 1.2029 TFLOPS

CUDA Cores

No
🔥 18,944 ×2 (37888)

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Rankine Blackwell Ultra

SM (Streaming Multiprocessor)

No
🔥 148

PCIe Version

AGP 8x PCIe 5.0 x16

ML Software Support

CUDA Version

No 10.3

Clocks & Performance

Base Clock

No
🔥 1,665

Boost Clock

No
🔥 2,032

Memory Clock

500
🔥 +300% 2,000

Power Consumption

Recommended PSU

🔥 -89% 200 W
1800 W

Power Connector

1x Molex No

TDP/TGP

unknown 1400 W

Rendering

Texture Units (TMU)

8
🔥 +7,300% 592 ×2 (1184)

ROP

No No

L2 Cache

No
🔥 50 MB

Additional

Slots

Dual-slot
🔥 SXM Module

Release Date

March 6, 2003 Sept. 11, 2025

Display Outputs

1x DVI
1x VGA
1x S-Video
No outputs

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