AMD Radeon HD 7670M Rebrand vs NVIDIA B300

Comparison of AMD Radeon HD 7670M Rebrand with 1,024 GB GDDR3 and 480 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms AMD Radeon HD 7670M Rebrand by 4,367.7% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon HD 7670M Rebrand

1.6

AMD Radeon HD 7670M Rebrand

1.6
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

1,024 MB
🔥 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR3 HBM3e

Memory Bandwidth

28.80 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)

0.576 TFLOPS
🔥 +13,266% 76.99 TFLOPS

FP64 (Double Precision)

No
🔥 1.2029 TFLOPS

CUDA Cores

480
🔥 +3,847% 18,944 ×2 (37888)

RT Cores

No No

Architecture & Compatibility

GPU Architecture

TeraScale 2 Blackwell Ultra

SM (Streaming Multiprocessor)

No
🔥 148

PCIe Version

PCIe 2.0 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

900
🔥 +122% 2,000

Power Consumption

Recommended PSU

No 1800 W

Power Connector

No No

TDP/TGP

🔥 -99% 20 W
1400 W

Rendering

Texture Units (TMU)

24
🔥 +2,367% 592 ×2 (1184)

ROP

No No

L2 Cache

256 KB
🔥 50 MB

Additional

Slots

No
🔥 SXM Module

Release Date

July 1, 2012 Sept. 11, 2025

Display Outputs

Portable Device Dependent
No outputs

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