NVIDIA B300 vs NVIDIA GeForce GTX 680M

Comparison of NVIDIA B300 with 144 GB HBM3e and 18,944 cores vs NVIDIA GeForce GTX 680M with 4 GB GDDR5 and 1,344 cores.

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Performance Rating

NVIDIA B300 outperforms NVIDIA GeForce GTX 680M by 3,514.57% 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 GTX 680M

2.0

NVIDIA GeForce GTX 680M

2.0

Contents:

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

Memory

Memory Size

🔥 +3,500% 144 ГБ ×2 (288 ГБ)
4 GB

Memory Type

HBM3e GDDR5

Memory Bandwidth

🔥 4.10 TB/s ×2 (8.2 TB/s)
115.2 GB/s

Memory Bus Width

4,096 бит ×2 (8192 бит) 256 бит

ML Performance

FP16 (Half Precision)

🔥 1.2318 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +3,678% 76.99 TFLOPS
2.038 TFLOPS

FP64 (Double Precision)

🔥 +1,317% 1.2029 TFLOPS
0.0849 TFLOPS

CUDA Cores

🔥 +1,310% 18,944 ×2 (37888)
1,344

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Blackwell Ultra Kepler

SM (Streaming Multiprocessor)

🔥 148
No

PCIe Version

PCIe 5.0 x16 MXM-B (3.0)

ML Software Support

CUDA Version

🔥 10.3
3.0

Clocks & Performance

Base Clock

🔥 +132% 1,665
719

Boost Clock

🔥 +168% 2,032
758

Memory Clock

🔥 +122% 2,000
900

Power Consumption

Recommended PSU

1800 W No

Power Connector

No None

TDP/TGP

1400 W
🔥 -93% 100 W

Rendering

Texture Units (TMU)

🔥 +429% 592 ×2 (1184)
112

ROP

No No

L2 Cache

🔥 50 MB
512 KB

Additional

Slots

🔥 SXM Module
MXM Module

Release Date

Sept. 11, 2025 June 4, 2012

Display Outputs

No outputs
Portable Device Dependent

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