Apple 7300 GT Mac Edition 256 MB vs NVIDIA B300

Comparison of Apple 7300 GT Mac Edition 256 MB with 256 GB DDR2 vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

A100 A100
H200 H200
MI325X MI325X

Apple 7300 GT Mac Edition 256 MB

Apple 7300 GT Mac Edition 256 MB

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

256 MB
🔥 144 ГБ ×2 (288 ГБ)

Memory Type

DDR2 HBM3e

Memory Bandwidth

10.66 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

Curie Blackwell Ultra

SM (Streaming Multiprocessor)

No
🔥 148

PCIe Version

PCIe 1.0 x16 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

333
🔥 +501% 2,000

Power Consumption

Recommended PSU

🔥 -89% 200 W
1800 W

Power Connector

None No

TDP/TGP

🔥 -98% 24 W
1400 W

Rendering

Texture Units (TMU)

8
🔥 +7,300% 592 ×2 (1184)

ROP

No No

L2 Cache

No
🔥 50 MB

Additional

Slots

Single-slot
🔥 SXM Module

Release Date

Aug. 26, 2006 Sept. 11, 2025

Display Outputs

2x DVI
No outputs

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