AMD Radeon Instinct MI350X vs Sapphire NITRO+ RX 7900 XTX Vapor-X

Comparison of AMD Radeon Instinct MI350X with 288 GB HBM3e and 16,384 cores vs Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores.

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Performance Rating

H200 H200
MI325X MI325X
A100 A100

AMD Radeon Instinct MI350X

AMD Radeon Instinct MI350X

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

Sapphire NITRO+ RX 7900 XTX Vapor-X

Sapphire NITRO+ RX 7900 XTX Vapor-X

Contents:

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

Memory

Memory Size

288 GB 24 GB

Memory Type

HBM3e GDDR6

Memory Bandwidth

8.19 TB/s 960.0 GB/s

Memory Bus Width

8,192 бит 384 бит

ML Performance

FP16 (Half Precision)

576.7 TFLOPS 131.7 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

72.09 TFLOPS 65.86 TFLOPS

FP64 (Double Precision)

72.09 TFLOPS 2.058 TFLOPS

CUDA Cores

16,384 6,144

RT Cores

No 96

Architecture & Compatibility

GPU Architecture

CDNA 4.0 RDNA 3.0

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 5.0 x16 PCIe 4.0 x16

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

1,000 2,119

Boost Clock

2,200 2,680

Memory Clock

2,000 2,500

Power Consumption

TDP/TGP

1000 W
🔥 -58% 420 W

Recommended PSU

1400 W
🔥 -43% 800 W

Power Connector

None 3x 8-pin

Rendering

Texture Units (TMU)

1,024 384

ROP

No 96

L2 Cache

16 MB 6 MB

Additional

Slots

OAM Module Quad-slot

Release Date

March 12, 2025 Nov. 3, 2022

Display Outputs

No outputs
1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

2x HDMI 2.1a
2x DisplayPort 2.1

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