Gainward RTX 4080 Glare OC vs NVIDIA A800 SXM4 80 GB

Comparison of Gainward RTX 4080 Glare OC with 16 GB GDDR6X and 9,728 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

Gainward RTX 4080 Glare OC

Gainward RTX 4080 Glare OC

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

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

16 GB 80 GB

Memory Type

GDDR6X HBM2e

Memory Bandwidth

716.8 GB/s 2.04 TB/s

Memory Bus Width

256 бит 5,120 бит

ML Performance

FP16 (Half Precision)

49.9 TFLOPS 77.97 TFLOPS

BF16 (Brain Float)

No 311.84 TFLOPS

TF32 (TensorFloat)

No 155.92

Compute Power

FP32 (Single Precision)

49.9 TFLOPS 19.49 TFLOPS

FP64 (Double Precision)

0.7798 TFLOPS 9.746 TFLOPS

CUDA Cores

9,728 6,912

RT Cores

76 No

Architecture & Compatibility

GPU Architecture

Ada Lovelace Ampere

SM (Streaming Multiprocessor)

76 108

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

🔥 8.9
8.0

Clocks & Performance

Base Clock

2,205 1,155

Boost Clock

2,565 1,410

Memory Clock

1,400 1,593

Power Consumption

TDP/TGP

🔥 -20% 320 W
400 W

Recommended PSU

🔥 -12% 700 W
800 W

Power Connector

1x 16-pin None

Rendering

Texture Units (TMU)

304 432

ROP

76 No

L2 Cache

64 MB 40 MB

Additional

Slots

Triple-slot SXM Module

Release Date

Sept. 20, 2022 Aug. 11, 2022

Display Outputs

1x HDMI 2.1
3x DisplayPort 1.4a
No outputs

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