NVIDIA A800 SXM4 80 GB vs NVIDIA GeForce RTX 5080 SUPER

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs NVIDIA GeForce RTX 5080 SUPER with 24 GB GDDR7 and 10,752 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

NVIDIA A800 SXM4 80 GB

NVIDIA A800 SXM4 80 GB

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

NVIDIA GeForce RTX 5080 SUPER

NVIDIA GeForce RTX 5080 SUPER

Contents:

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

Memory

Memory Size

80 GB 24 GB

Memory Type

HBM2e GDDR7

Memory Bandwidth

2.04 TB/s 1.02 TB/s

Memory Bus Width

5,120 бит 256 бит

ML Performance

FP16 (Half Precision)

77.97 TFLOPS 56.28 TFLOPS

BF16 (Brain Float)

311.84 TFLOPS No

TF32 (TensorFloat)

155.92 No

Compute Power

FP32 (Single Precision)

19.49 TFLOPS 56.28 TFLOPS

FP64 (Double Precision)

9.746 TFLOPS 0.8793 TFLOPS

CUDA Cores

6,912 10,752

RT Cores

No 84

Architecture & Compatibility

GPU Architecture

Ampere Blackwell 2.0

SM (Streaming Multiprocessor)

108 84

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 2,295

Boost Clock

1,410 2,617

Memory Clock

1,593 2,000

Power Consumption

TDP/TGP

🔥 -4% 400 W
415 W

Recommended PSU

800 W 800 W

Power Connector

None 1x 16-pin

Rendering

Texture Units (TMU)

432 336

ROP

No 84

L2 Cache

40 MB 64 MB

Additional

Slots

SXM Module Dual-slot

Release Date

Aug. 11, 2022 March 11, 2026

Display Outputs

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

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