NVIDIA A800 SXM4 80 GB vs Sapphire NITRO+ RX 5500 XT Special Edition OC

Comparison of NVIDIA A800 SXM4 80 GB with 80 GB HBM2e and 6,912 cores vs Sapphire NITRO+ RX 5500 XT Special Edition OC with 8 GB GDDR6 and 1,408 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
Instinct MI300X Instinct MI300X
MI250 MI250

Sapphire NITRO+ RX 5500 XT Special Edition OC

Sapphire NITRO+ RX 5500 XT Special Edition OC

Contents:

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

Memory

Memory Size

80 GB 8 GB

Memory Type

HBM2e GDDR6

Memory Bandwidth

2.04 TB/s 224.0 GB/s

Memory Bus Width

5,120 бит 128 бит

ML Performance

FP16 (Half Precision)

77.97 TFLOPS 10.39 TFLOPS

BF16 (Brain Float)

311.84 TFLOPS No

TF32 (TensorFloat)

155.92 No

Compute Power

FP32 (Single Precision)

19.49 TFLOPS 5.196 TFLOPS

FP64 (Double Precision)

9.746 TFLOPS 0.3247 TFLOPS

CUDA Cores

6,912 1,408

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Ampere RDNA 1.0

SM (Streaming Multiprocessor)

108 No

PCIe Version

PCIe 4.0 x16 PCIe 4.0 x8

ML Software Support

CUDA Version

8.0 No

Clocks & Performance

Base Clock

1,155 1,685

Boost Clock

1,410 1,845

Memory Clock

1,593 1,750

Power Consumption

TDP/TGP

400 W
🔥 -68% 130 W

Recommended PSU

800 W
🔥 -62% 300 W

Power Connector

None 1x 8-pin

Rendering

Texture Units (TMU)

432 88

ROP

No No

L2 Cache

40 MB 2 MB

Additional

Slots

SXM Module Dual-slot

Release Date

Aug. 11, 2022 Dec. 12, 2019

Display Outputs

No outputs
1x HDMI 2.0b
3x DisplayPort 1.4a

2x HDMI 2.0b
2x DisplayPort 1.4a

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