AMD Radeon Instinct MI325X vs AMD Radeon Sky 500

VS

AMD Radeon Instinct MI325X

AMD Radeon Sky 500

We compared two Desktop platform GPUs: 288GB VRAM Radeon Instinct MI325X and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Instinct MI325X 's Advantages

Released 11 years and 7 months late

Boost Clock2100MHz

More VRAM (288GB vs 4GB)

Larger VRAM bandwidth (10.3TB/s vs 153.6GB/s)

18176 additional rendering cores

AMD Radeon Sky 500 's Advantages

Lower TDP (150W vs 750W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI325X +3260%

81.72 TFLOPS

Radeon Sky 500

2.432 TFLOPS

Radeon Instinct MI325X

VS

Radeon Sky 500

Graphics Card

Oct 2024

Release Date

Mar 2013

Radeon Instinct(MIx)

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

-

2100 MHz

Boost Clock

-

2525 MHz

Memory Clock

1200 MHz

Memory

288GB

Memory Size

4GB

HBM3e

Memory Type

GDDR5

8192bit

Memory Bus

256bit

10.3TB/s

Bandwidth

153.6GB/s

Render Config

304

Compute Units

20

-

19456

Shading Units

1280

1216

TMUs

80

0

ROPs

32

1216

Tensor Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

512 KB

256 MB

L3 Cache

-

Theoretical Performance

0 MPixel/s

Pixel Rate

30.40 GPixel/s

2554 GTexel/s

Texture Rate

76.00 GTexel/s

653.7 TFLOPS

FP16 (half)

-

81.72 TFLOPS

FP32 (float)

2.432 TFLOPS

81.72 TFLOPS

FP64 (double)

152.0 GFLOPS

Board Design

750W

TDP

150W

1150 W

Suggested PSU

450 W

No outputs

Outputs

1x DisplayPort 1.2

None

Power Connectors

1x 6-pin

Graphics Processor

Aqua Vanjaram

GPU Name

Pitcairn

-

GPU Variant

Pitcairn XT GL (215-0828073)

CDNA 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

153 billion

Transistors

2.8 billion

1017 mm²

Die Size

212 mm²

Graphics Features

N/A

DirectX

12 (11_1)

N/A

OpenGL

4.6

3.0

OpenCL

1.2

N/A

Vulkan

1.2

-

N/A

Shader Model

5.1

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