GIGABYTE R9 280X WindForce 3X Rev. 3 vs NVIDIA B300

Comparison of GIGABYTE R9 280X WindForce 3X Rev. 3 with 3 GB GDDR5 and 2,048 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms GIGABYTE R9 280X WindForce 3X Rev. 3 by 1,955.14% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

GIGABYTE R9 280X WindForce 3X Rev. 3

3.5

GIGABYTE R9 280X WindForce 3X Rev. 3

3.5
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

3 GB
🔥 +4,700% 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR5 HBM3e

Memory Bandwidth

288.0 GB/s
🔥 4.10 TB/s ×2 (8.2 TB/s)

Memory Bus Width

384 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)

4.096 TFLOPS
🔥 +1,780% 76.99 TFLOPS

FP64 (Double Precision)

1.024 TFLOPS
🔥 +17% 1.2029 TFLOPS

CUDA Cores

2,048
🔥 +825% 18,944 ×2 (37888)

RT Cores

No No

Architecture & Compatibility

GPU Architecture

GCN 1.0 Blackwell Ultra

SM (Streaming Multiprocessor)

No
🔥 148

PCIe Version

PCIe 3.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

No 10.3

Clocks & Performance

Base Clock

850
🔥 +96% 1,665

Boost Clock

1,000
🔥 +103% 2,032

Memory Clock

1,500
🔥 +33% 2,000

Power Consumption

Recommended PSU

🔥 -67% 600 W
1800 W

Power Connector

1x 6-pin + 1x 8-pin No

TDP/TGP

🔥 -82% 250 W
1400 W

Rendering

Texture Units (TMU)

128
🔥 +362% 592 ×2 (1184)

ROP

No No

L2 Cache

768 KB
🔥 50 MB

Additional

Slots

Dual-slot
🔥 SXM Module

Release Date

Oct. 8, 2013 Sept. 11, 2025

Display Outputs

2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
No outputs

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