Intel Arc A770M vs AMD Radeon R9 M385X

VS

We compared two Mobile platform GPUs: 16GB VRAM Arc A770M and 4GB VRAM Radeon R9 M385X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A770M 's Advantages

Released 6 years and 8 months late

Boost Clock has increased by 50% (1650MHz vs 1100MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (512.0GB/s vs 76.80GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

Arc A770M +585%

13.52 TFLOPS

Radeon R9 M385X

1.971 TFLOPS

Arc A770M

VS

Radeon R9 M385X

Graphics Card

Jan 2022

Release Date

May 2015

Alchemist

Generation

Gem System

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

300 MHz

Base Clock

1000 MHz

1650 MHz

Boost Clock

1100 MHz

2000 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

76.80GB/s

Render Config

-

SM Count

-

Compute Units

14

4096

Shading Units

896

256

TMUs

56

128

ROPs

16

-

Tensor Cores

-

32

RT Cores

-

L1 Cache

16 KB (per CU)

16 MB

L2 Cache

256 KB

Theoretical Performance

211.2 GPixel/s

Pixel Rate

17.60 GPixel/s

422.4 GTexel/s

Texture Rate

61.60 GTexel/s

27.03 TFLOPS

FP16 (half)

-

13.52 TFLOPS

FP32 (float)

1.971 TFLOPS

-

FP64 (double)

123.2 GFLOPS

Graphics Processor

DG2-512

GPU Name

Strato

ACM-G10

GPU Variant

Strato XT

Generation 12.7

Architecture

GCN 2.0

TSMC

Foundry

TSMC

6 nm

Process Size

28 nm

21.7 billion

Transistors

2.08 billion

406 mm²

Die Size

160 mm²

Board Design

120W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

-

CUDA

-

6.6

Shader Model

6.5

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