Colorful RTX 4090 D Neptune vs NVIDIA A800 SXM4 80 GB

Comparison of Colorful RTX 4090 D Neptune with 24 GB GDDR6X and 14,592 cores vs NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

Colorful RTX 4090 D Neptune

30.1

Colorful RTX 4090 D Neptune

30.1
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA A800 SXM4 80 GB

NVIDIA A800 SXM4 80 GB

Contents:

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

Memory

Memory Size

🔥 24 ГБ
80 GB

Memory Type

GDDR6X HBM2e

Memory Bandwidth

🔥 1.01 TB/s
2.04 TB/s

Memory Bus Width

384 бит 5,120 бит

ML Performance

FP16 (Half Precision)

🔥 73.54 TFLOPS
77.97 TFLOPS

BF16 (Brain Float)

No 311.84 TFLOPS

TF32 (TensorFloat)

No 155.92

Compute Power

FP32 (Single Precision)

🔥 +277% 73.54 TFLOPS
19.49 TFLOPS

FP64 (Double Precision)

No 9.746 TFLOPS

CUDA Cores

🔥 +111% 14,592
6,912

RT Cores

🔥 114
No

Architecture & Compatibility

GPU Architecture

Ada Lovelace Ampere

SM (Streaming Multiprocessor)

🔥 +6% 114
108

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

🔥 8.9
8.0

Clocks & Performance

Base Clock

🔥 +97% 2,280
1,155

Boost Clock

🔥 +79% 2,520
1,410

Memory Clock

🔥 1,313
1,593

Power Consumption

TDP/TGP

425 W
🔥 -6% 400 W

Recommended PSU

800 W 800 W

Power Connector

1x 16-pin None

Rendering

Texture Units (TMU)

🔥 +6% 456
432

ROP

🔥 114
No

L2 Cache

🔥 +80% 72 MB
40 MB

Additional

Slots

Dual-slot SXM Module

Release Date

Dec. 28, 2023 Aug. 11, 2022

Display Outputs

1x HDMI 2.1
3x DisplayPort 1.4a
No outputs

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