Lenovo ThinkStation PGX vs NVIDIA B300

Comparison of Lenovo ThinkStation PGX with 128 GB LPDDR5X and 6,144 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms Lenovo ThinkStation PGX by 314.1% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Lenovo ThinkStation PGX

17.4

Lenovo ThinkStation PGX

17.4
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 GB
🔥 +12% 144 ГБ ×2 (288 ГБ)

Memory Type

LPDDR5X HBM3e

Memory Bandwidth

273.2 GB/s
🔥 4.10 TB/s ×2 (8.2 TB/s)

Memory Bus Width

256 бит 4,096 бит ×2 (8192 бит)

ML Performance

FP16 (Half Precision)

🔥 +2,312% 29.71 TFLOPS
1.2318 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

29.71 TFLOPS
🔥 +159% 76.99 TFLOPS

FP64 (Double Precision)

0.4643 TFLOPS
🔥 +159% 1.2029 TFLOPS

CUDA Cores

6,144
🔥 +208% 18,944 ×2 (37888)

RT Cores

🔥 48
No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 Blackwell Ultra

SM (Streaming Multiprocessor)

48
🔥 +208% 148

PCIe Version

PCIe 5.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

🔥 12.1
10.3

Clocks & Performance

Base Clock

1,665 1,665

Boost Clock

🔥 +19% 2,418
2,032

Memory Clock

1,067
🔥 +87% 2,000

Power Consumption

Recommended PSU

🔥 -83% 300 W
1800 W

Power Connector

None No

TDP/TGP

🔥 -90% 140 W
1400 W

Rendering

Texture Units (TMU)

384
🔥 +54% 592 ×2 (1184)

ROP

🔥 48
No

L2 Cache

50 MB 50 MB

Additional

Slots

IGP
🔥 SXM Module

Release Date

Oct. 15, 2025 Sept. 11, 2025

Display Outputs

1x HDMI
No outputs

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