Dell RTX 5080 vs NVIDIA B300

Comparison of Dell RTX 5080 with 16 GB GDDR7 and 10,752 cores vs NVIDIA B300 with 144 GB HBM3e and 18,944 cores.

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Performance Rating

NVIDIA B300 outperforms Dell RTX 5080 by 209.64% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Dell RTX 5080

23.2

Dell RTX 5080

23.2
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

16 GB
🔥 +800% 144 ГБ ×2 (288 ГБ)

Memory Type

GDDR7 HBM3e

Memory Bandwidth

960.0 GB/s
🔥 4.10 TB/s ×2 (8.2 TB/s)

Memory Bus Width

256 бит 4,096 бит ×2 (8192 бит)

ML Performance

FP16 (Half Precision)

🔥 +4,469% 56.28 TFLOPS
1.2318 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

56.28 TFLOPS
🔥 +37% 76.99 TFLOPS

FP64 (Double Precision)

0.8793 TFLOPS
🔥 +37% 1.2029 TFLOPS

CUDA Cores

10,752
🔥 +76% 18,944 ×2 (37888)

RT Cores

🔥 84
No

Architecture & Compatibility

GPU Architecture

Blackwell 2.0 Blackwell Ultra

SM (Streaming Multiprocessor)

84
🔥 +76% 148

PCIe Version

PCIe 5.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

🔥 12.0
10.3

Clocks & Performance

Base Clock

🔥 +38% 2,295
1,665

Boost Clock

🔥 +29% 2,617
2,032

Memory Clock

1,875
🔥 +7% 2,000

Power Consumption

Recommended PSU

🔥 -58% 750 W
1800 W

Power Connector

1x 16-pin No

TDP/TGP

🔥 -74% 360 W
1400 W

Rendering

Texture Units (TMU)

336
🔥 +76% 592 ×2 (1184)

ROP

🔥 84
No

L2 Cache

🔥 +28% 64 MB
50 MB

Additional

Slots

Dual-slot
🔥 SXM Module

Release Date

Jan. 30, 2025 Sept. 11, 2025

Display Outputs

1x HDMI 2.1b
3x DisplayPort 2.1b
No outputs

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