NVIDIA A800 PCIe 40 GB vs NVIDIA GeForce RTX 5090 Mobile

Comparison of NVIDIA A800 PCIe 40 GB with 40 GB HBM2e and 6,912 cores vs NVIDIA GeForce RTX 5090 Mobile with 24 GB GDDR7 and 10,496 cores.

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Performance Rating

NVIDIA A800 PCIe 40 GB outperforms NVIDIA GeForce RTX 5090 Mobile by 20.75% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA A800 PCIe 40 GB

22.1

NVIDIA A800 PCIe 40 GB

22.1
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

NVIDIA GeForce RTX 5090 Mobile

18.3

NVIDIA GeForce RTX 5090 Mobile

18.3

Contents:

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

Memory

Memory Size

🔥 +67% 40 ГБ
24 GB

Memory Type

HBM2e GDDR7

Memory Bandwidth

🔥 1.56 TB/s
896.0 GB/s

Memory Bus Width

5,120 бит 256 бит

ML Performance

FP16 (Half Precision)

🔥 +133% 77.97 TFLOPS
33.52 TFLOPS

BF16 (Brain Float)

🔥 311.84 TFLOPS
No

TF32 (TensorFloat)

🔥 155.92
No

Compute Power

FP32 (Single Precision)

19.49 TFLOPS
🔥 +72% 33.52 TFLOPS

FP64 (Double Precision)

🔥 +1,761% 9.746 TFLOPS
0.5238 TFLOPS

CUDA Cores

6,912
🔥 +52% 10,496

RT Cores

No
🔥 82

Architecture & Compatibility

GPU Architecture

Ampere Blackwell 2.0

SM (Streaming Multiprocessor)

🔥 +32% 108
82

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

8.0
🔥 12.0

Clocks & Performance

Base Clock

765
🔥 +43% 1,095

Boost Clock

1,410
🔥 +13% 1,597

Memory Clock

1,215
🔥 +44% 1,750

Power Consumption

Recommended PSU

600 W No

Power Connector

8-pin EPS None

TDP/TGP

250 W
🔥 -62% 95 W

Rendering

Texture Units (TMU)

🔥 +32% 432
328

ROP

No
🔥 82

L2 Cache

40 MB
🔥 +60% 64 MB

Additional

Slots

Dual-slot IGP

Release Date

Nov. 8, 2022 March 27, 2025

Display Outputs

No outputs
Portable Device Dependent

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