AMD Radeon Instinct MI325X vs Intel Arc A770

VS

AMD Radeon Instinct MI325X

Intel Arc A770

We compared two Desktop platform GPUs: 288GB VRAM Radeon Instinct MI325X and 16GB VRAM Arc A770 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 late

More VRAM (288GB vs 16GB)

Larger VRAM bandwidth (10.3TB/s vs 512.0GB/s)

15360 additional rendering cores

Intel Arc A770 's Advantages

Boost Clock has increased by 14% (2400MHz vs 2100MHz)

Lower TDP (225W vs 750W)

Score

Benchmark

FP32 (float)

Radeon Instinct MI325X +315%

81.72 TFLOPS

Arc A770

19.66 TFLOPS

Radeon Instinct MI325X

VS

Arc A770

Graphics Card

Oct 2024

Release Date

Oct 2022

Radeon Instinct(MIx)

Generation

Alchemist(Arc 7)

Desktop

Type

Desktop

PCIe 5.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

2100 MHz

Boost Clock

2400 MHz

2525 MHz

Memory Clock

2000 MHz

Memory

288GB

Memory Size

16GB

HBM3e

Memory Type

GDDR6

8192bit

Memory Bus

256bit

10.3TB/s

Bandwidth

512.0GB/s

Render Config

304

Compute Units

-

19456

Shading Units

4096

1216

TMUs

256

0

ROPs

128

1216

Tensor Cores

512

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

16 MB

L2 Cache

16 MB

256 MB

L3 Cache

-

Theoretical Performance

0 MPixel/s

Pixel Rate

307.2 GPixel/s

2554 GTexel/s

Texture Rate

614.4 GTexel/s

653.7 TFLOPS

FP16 (half)

39.32 TFLOPS

81.72 TFLOPS

FP32 (float)

19.66 TFLOPS

81.72 TFLOPS

FP64 (double)

2.458 TFLOPS

Board Design

750W

TDP

225W

1150 W

Suggested PSU

550 W

No outputs

Outputs

1x HDMI 2.13x DisplayPort 2.0

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Aqua Vanjaram

GPU Name

DG2-512

-

GPU Variant

ACM-G10

CDNA 3.0

Architecture

Generation 12.7

TSMC

Foundry

TSMC

5 nm

Process Size

6 nm

153 billion

Transistors

21.7 billion

1017 mm²

Die Size

406 mm²

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

-

N/A

Shader Model

6.6

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