GUNNIR Arc B580 Photon OC W vs NVIDIA B300

Comparison of GUNNIR Arc B580 Photon OC W with 12 GB GDDR6 and 2,560 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms GUNNIR Arc B580 Photon OC W by 711.85% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

GUNNIR Arc B580 Photon OC W

8.9

GUNNIR Arc B580 Photon OC W

8.9
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

12 GB
🔥 +1,100% 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR6 HBM3e

Memory Bandwidth

456.0 GB/s
🔥 4.10 TB/s ×2 (8.2 TB/s)

Memory Bus Width

192 бит 4,096 бит ×2 (8192 бит)

ML Performance

FP16 (Half Precision)

🔥 +2,269% 29.18 TFLOPS
1.2318 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

14.59 TFLOPS
🔥 +428% 76.99 TFLOPS

FP64 (Double Precision)

0.912 TFLOPS
🔥 +32% 1.2029 TFLOPS

CUDA Cores

2,560
🔥 +640% 18,944 ×2 (37888)

RT Cores

🔥 20
No

Architecture & Compatibility

GPU Architecture

Xe2-HPG Blackwell Ultra

SM (Streaming Multiprocessor)

No
🔥 148

PCIe Version

PCIe 4.0 x8 PCIe 5.0 x16

ML Software Support

CUDA Version

No 10.3

Clocks & Performance

Base Clock

🔥 +60% 2,670
1,665

Boost Clock

🔥 +40% 2,850
2,032

Memory Clock

🔥 +19% 2,375
2,000

Power Consumption

Recommended PSU

🔥 -75% 450 W
1800 W

Power Connector

2x 8-pin No

TDP/TGP

🔥 -86% 190 W
1400 W

Rendering

Texture Units (TMU)

160
🔥 +270% 592 ×2 (1184)

ROP

🔥 20
No

L2 Cache

18 MB
🔥 +178% 50 MB

Additional

Slots

Dual-slot
🔥 SXM Module

Release Date

Dec. 13, 2024 Sept. 11, 2025

Display Outputs

1x HDMI 2.1a
3x DisplayPort 2.1
No outputs

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