Leadtek WinFast GT 630 2 GB vs NVIDIA B300

Comparison of Leadtek WinFast GT 630 2 GB with 2 GB DDR3 and 96 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms Leadtek WinFast GT 630 2 GB by 16,247.73% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Leadtek WinFast GT 630 2 GB

0.4

Leadtek WinFast GT 630 2 GB

0.4
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

2 GB
🔥 +7,100% 144 ГБ ×2 (288 ГБ)

Memory Type

DDR3 HBM3e

Memory Bandwidth

25.60 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)

0.311 TFLOPS
🔥 +24,656% 76.99 TFLOPS

FP64 (Double Precision)

0.0259 TFLOPS
🔥 +4,544% 1.2029 TFLOPS

CUDA Cores

96
🔥 +19,633% 18,944 ×2 (37888)

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Fermi Blackwell Ultra

SM (Streaming Multiprocessor)

2
🔥 +7,300% 148

PCIe Version

PCIe 2.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

2.1
🔥 10.3

Clocks & Performance

Base Clock

No
🔥 1,665

Boost Clock

No
🔥 2,032

Memory Clock

800
🔥 +150% 2,000

Power Consumption

Recommended PSU

🔥 -86% 250 W
1800 W

Power Connector

None No

TDP/TGP

🔥 -95% 65 W
1400 W

Rendering

Texture Units (TMU)

16
🔥 +3,600% 592 ×2 (1184)

ROP

No No

L2 Cache

256 KB
🔥 50 MB

Additional

Slots

Dual-slot
🔥 SXM Module

Release Date

May 15, 2012 Sept. 11, 2025

Display Outputs

1x DVI
1x HDMI 1.3a
1x VGA
No outputs

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