AMD Radeon Instinct MI250 vs AMD Ryzen Z2 Extreme GPU

Comparison of AMD Radeon Instinct MI250 with 128 GB HBM2e and 13,312 cores vs AMD Ryzen Z2 Extreme GPU with 16 GB LPDDR5X and 1,024 cores.

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Performance Rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon Instinct MI250

50.9

AMD Radeon Instinct MI250

50.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

AMD Ryzen Z2 Extreme GPU

AMD Ryzen Z2 Extreme GPU

Contents:

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

Memory

Memory Size

🔥 +700% 128 ГБ
16 GB

Memory Type

HBM2e LPDDR5X

Memory Bandwidth

🔥 3.28 TB/s
128.0 GB/s

Memory Bus Width

8,192 бит 128 бит

ML Performance

FP16 (Half Precision)

🔥 +3,174% 362.1 TFLOPS
11.06 TFLOPS

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +718% 45.26 TFLOPS
5.53 TFLOPS

FP64 (Double Precision)

🔥 +12,831% 45.26 TFLOPS
0.35 TFLOPS

CUDA Cores

🔥 +1,200% 13,312
1,024

RT Cores

No 16

Architecture & Compatibility

GPU Architecture

CDNA 2.0 RDNA 3.5

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 No

ML Software Support

CUDA Version

No No

Clocks & Performance

Base Clock

🔥 +25% 1,000
800

Boost Clock

🔥 1,700
2,700

Memory Clock

🔥 +60% 1,600
1,000

Power Consumption

TDP/TGP

500 W
🔥 -94% 28 W

Recommended PSU

900 W No

Power Connector

2x 8-pin None

Rendering

Texture Units (TMU)

🔥 +1,200% 832
64

ROP

No 16

L2 Cache

🔥 +100% 16 MB
8 MB

Benchmarks

llama.cpp, llama-2-7b-Q4_0

63.9 tokens/s

Additional

Slots

Dual-slot No

Release Date

Nov. 8, 2021 July 9, 2025

Display Outputs

No outputs
1x USB Type-C

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