Lenovo RTX 4070 Max-Q vs NVIDIA B300

Comparison of Lenovo RTX 4070 Max-Q with 8 GB GDDR6 and 4,608 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms Lenovo RTX 4070 Max-Q by 900.42% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Lenovo RTX 4070 Max-Q

7.2

Lenovo RTX 4070 Max-Q

7.2
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

8 GB
🔥 +1,700% 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR6 HBM3e

Memory Bandwidth

256.0 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)

🔥 +1,101% 14.79 TFLOPS
1.2318 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

14.79 TFLOPS
🔥 +421% 76.99 TFLOPS

FP64 (Double Precision)

0.2311 TFLOPS
🔥 +421% 1.2029 TFLOPS

CUDA Cores

4,608
🔥 +311% 18,944 ×2 (37888)

RT Cores

🔥 36
No

Architecture & Compatibility

GPU Architecture

Ada Lovelace Blackwell Ultra

SM (Streaming Multiprocessor)

36
🔥 +311% 148

PCIe Version

PCIe 4.0 x8 PCIe 5.0 x16

ML Software Support

CUDA Version

8.9
🔥 10.3

Clocks & Performance

Base Clock

1,305
🔥 +28% 1,665

Boost Clock

1,605
🔥 +27% 2,032

Memory Clock

2,000 2,000

Power Consumption

Recommended PSU

No 1800 W

Power Connector

None No

TDP/TGP

🔥 -98% 35 W
1400 W

Rendering

Texture Units (TMU)

144
🔥 +311% 592 ×2 (1184)

ROP

🔥 36
No

L2 Cache

32 MB
🔥 +56% 50 MB

Additional

Slots

IGP
🔥 SXM Module

Release Date

Jan. 3, 2023 Sept. 11, 2025

Display Outputs

Portable Device Dependent
No outputs

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