NVIDIA A800 SXM4 80 GB vs NVIDIA RTX PRO 5000 Blackwell

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs NVIDIA RTX PRO 5000 Blackwell with 48 GB GDDR7 and 14,080 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

NVIDIA A800 SXM4 80 GB

NVIDIA A800 SXM4 80 GB

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

NVIDIA RTX PRO 5000 Blackwell

NVIDIA RTX PRO 5000 Blackwell

Contents:

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

Memory

Memory Size

80 GB 48 GB

Memory Type

HBM2e GDDR7

Memory Bandwidth

2.04 TB/s 1.34 TB/s

Memory Bus Width

5,120 бит 384 бит

ML Performance

FP16 (Half Precision)

77.97 TFLOPS 66.94 TFLOPS

BF16 (Brain Float)

311.84 TFLOPS No

TF32 (TensorFloat)

155.92 No

Compute Power

FP32 (Single Precision)

19.49 TFLOPS 66.94 TFLOPS

FP64 (Double Precision)

9.746 TFLOPS 1.0459 TFLOPS

CUDA Cores

6,912 14,080

RT Cores

No 110

Architecture & Compatibility

GPU Architecture

Ampere Blackwell 2.0

SM (Streaming Multiprocessor)

108 110

PCIe Version

PCIe 4.0 x16 PCIe 5.0 x16

ML Software Support

CUDA Version

8.0
🔥 12.0

Clocks & Performance

Base Clock

1,155 1,740

Boost Clock

1,410 2,377

Memory Clock

1,593 1,750

Power Consumption

TDP/TGP

400 W
🔥 -25% 300 W

Recommended PSU

800 W
🔥 -12% 700 W

Power Connector

None 1x 16-pin

Rendering

Texture Units (TMU)

432 440

ROP

No 110

L2 Cache

40 MB 96 MB

Additional

Slots

SXM Module Dual-slot

Release Date

Aug. 11, 2022 March 18, 2025

Display Outputs

No outputs
4x DisplayPort 2.1b

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