NVIDIA B300 vs Palit RTX 3080 GameRock

Comparison of NVIDIA B300 with 144 GB HBM3e and 18,944 cores vs Palit RTX 3080 GameRock with 12 GB GDDR6X and 8,960 cores.

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Performance Rating

NVIDIA B300 outperforms Palit RTX 3080 GameRock by 338.33% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA B300

71.9

NVIDIA B300

71.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Palit RTX 3080 GameRock

16.4

Palit RTX 3080 GameRock

16.4

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Additional

Memory

Memory Size

🔥 +1,100% 144 ГБ ×2 (288 ГБ)
12 GB

Memory Type

HBM3e GDDR6X

Memory Bandwidth

🔥 4.10 TB/s ×2 (8.2 TB/s)
912.4 GB/s

Memory Bus Width

4,096 бит ×2 (8192 бит) 384 бит

ML Performance

FP16 (Half Precision)

1.2318 TFLOPS
🔥 +2,387% 30.64 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +151% 76.99 TFLOPS
30.64 TFLOPS

FP64 (Double Precision)

🔥 +151% 1.2029 TFLOPS
0.4788 TFLOPS

CUDA Cores

🔥 +111% 18,944 ×2 (37888)
8,960

RT Cores

No
🔥 70

Architecture & Compatibility

GPU Architecture

Blackwell Ultra Ampere

SM (Streaming Multiprocessor)

🔥 +111% 148
70

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

🔥 10.3
8.6

Clocks & Performance

Base Clock

🔥 +32% 1,665
1,260

Boost Clock

🔥 +19% 2,032
1,710

Memory Clock

🔥 +68% 2,000
1,188

Power Consumption

Recommended PSU

1800 W
🔥 -58% 750 W

Power Connector

No 3x 8-pin

TDP/TGP

1400 W
🔥 -75% 350 W

Rendering

Texture Units (TMU)

🔥 +111% 592 ×2 (1184)
280

ROP

No
🔥 70

L2 Cache

50 MB
🔥 6 MB

Additional

Slots

🔥 SXM Module
Triple-slot

Release Date

Sept. 11, 2025 Jan. 11, 2022

Display Outputs

No outputs
1x HDMI 2.1
3x DisplayPort 1.4a

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