AMD Radeon Instinct MI355X vs GIGABYTE RX 550 GAMING OC

Comparison of AMD Radeon Instinct MI355X with 288 GB HBM3e and 16,384 cores vs GIGABYTE RX 550 GAMING OC with 2 GB GDDR5 and 512 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon Instinct MI355X

93.5

AMD Radeon Instinct MI355X

93.5
MI250 MI250
Instinct MI300X Instinct MI300X
RX 7900 XTX RX 7900 XTX

GIGABYTE RX 550 GAMING OC

GIGABYTE RX 550 GAMING OC

Contents:

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

Memory

Memory Size

🔥 +14,300% 288 ГБ
2 GB

Memory Type

HBM3e GDDR5

Memory Bandwidth

🔥 8.19 TB/s
112.0 GB/s

Memory Bus Width

8,192 бит 128 бит

ML Performance

FP16 (Half Precision)

🔥 +50,843% 629.1 TFLOPS
1.2349 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +6,268% 78.64 TFLOPS
1.2349 TFLOPS

FP64 (Double Precision)

🔥 +101,765% 78.64 TFLOPS
0.0772 TFLOPS

CUDA Cores

🔥 +3,100% 16,384
512

RT Cores

No No

Architecture & Compatibility

GPU Architecture

CDNA 4.0 GCN 4.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x8

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

🔥 1,000
1,100

Boost Clock

🔥 +99% 2,400
1,206

Memory Clock

🔥 +14% 2,000
1,750

Power Consumption

TDP/TGP

1400 W
🔥 -96% 50 W

Recommended PSU

1800 W
🔥 -86% 250 W

Power Connector

None None

Rendering

Texture Units (TMU)

🔥 +3,100% 1,024
32

ROP

No No

L2 Cache

🔥 16 MB
512 KB

Benchmarks

MLPerf, llama2-70b-99.9 (mxfp4)

10 129 tokens/s

MLPerf, llama3.1-405b (mxfp4)

252.4 tokens/s

Additional

Slots

OAM Module Dual-slot

Release Date

July 15, 2025 April 20, 2017

Display Outputs

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

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