GIGABYTE R9 280 WindForce 3X OC vs NVIDIA A800 SXM4 80 GB

Comparison of GIGABYTE R9 280 WindForce 3X OC with 3 GB GDDR5 and 1,792 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

GIGABYTE R9 280 WindForce 3X OC

GIGABYTE R9 280 WindForce 3X OC

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

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

3 GB 80 GB

Memory Type

GDDR5 HBM2e

Memory Bandwidth

240.0 GB/s 2.04 TB/s

Memory Bus Width

384 бит 5,120 бит

ML Performance

FP16 (Half Precision)

No 77.97 TFLOPS

BF16 (Brain Float)

No 311.84 TFLOPS

TF32 (TensorFloat)

No 155.92

Compute Power

FP32 (Single Precision)

3.842 TFLOPS 19.49 TFLOPS

FP64 (Double Precision)

0.9605 TFLOPS 9.746 TFLOPS

CUDA Cores

1,792 6,912

RT Cores

No No

Architecture & Compatibility

GPU Architecture

GCN 1.0 Ampere

SM (Streaming Multiprocessor)

No 108

PCIe Version

PCIe 3.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No 8.0

Clocks & Performance

Base Clock

950 1,155

Boost Clock

1,072 1,410

Memory Clock

1,250 1,593

Power Consumption

TDP/TGP

🔥 -50% 200 W
400 W

Recommended PSU

🔥 -31% 550 W
800 W

Power Connector

1x 6-pin + 1x 8-pin None

Rendering

Texture Units (TMU)

112 432

ROP

No No

L2 Cache

768 KB 40 MB

Additional

Slots

Dual-slot SXM Module

Release Date

March 17, 2014 Aug. 11, 2022

Display Outputs

1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2

1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
No outputs

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