AMD Radeon Instinct MI325X vs AMD Radeon Pro W6400

VS

AMD Radeon Instinct MI325X

AMD Radeon Pro W6400

We compared two Desktop platform GPUs: 288GB VRAM Radeon Instinct MI325X and 4GB VRAM Radeon Pro W6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI325X 's Advantages

Released 2 years and 9 months late

More VRAM (288GB vs 4GB)

Larger VRAM bandwidth (10.3TB/s vs 112.0GB/s)

18688 additional rendering cores

AMD Radeon Pro W6400 's Advantages

Boost Clock has increased by 11% (2331MHz vs 2100MHz)

Lower TDP (50W vs 750W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI325X +2182%

81.72 TFLOPS

Radeon Pro W6400

3.58 TFLOPS

Radeon Instinct MI325X

VS

Radeon Pro W6400

Graphics Card

Oct 2024

Release Date

Jan 2022

Radeon Instinct(MIx)

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

1000 MHz

Base Clock

2331 MHz

2100 MHz

Boost Clock

2331 MHz

2525 MHz

Memory Clock

1750 MHz

Memory

288GB

Memory Size

4GB

HBM3e

Memory Type

GDDR6

8192bit

Memory Bus

64bit

10.3TB/s

Bandwidth

112.0GB/s

Render Config

304

Compute Units

12

-

19456

Shading Units

768

1216

TMUs

48

0

ROPs

32

1216

Tensor Cores

-

RT Cores

12

16 KB (per CU)

L1 Cache

128 KB per Array

16 MB

L2 Cache

1024 KB

256 MB

L3 Cache

8 MB

Theoretical Performance

0 MPixel/s

Pixel Rate

74.59 GPixel/s

2554 GTexel/s

Texture Rate

111.9 GTexel/s

653.7 TFLOPS

FP16 (half)

7.161 TFLOPS

81.72 TFLOPS

FP32 (float)

3.580 TFLOPS

81.72 TFLOPS

FP64 (double)

223.8 GFLOPS

Board Design

750W

TDP

50W

1150 W

Suggested PSU

250 W

No outputs

Outputs

2x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Aqua Vanjaram

GPU Name

Navi 24

-

GPU Variant

Navi 24 XL-W

CDNA 3.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

6 nm

153 billion

Transistors

5.4 billion

1017 mm²

Die Size

107 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

2.2

N/A

Vulkan

1.3

-

N/A

Shader Model

6.6

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