AMD Radeon R9 M385X vs Intel Arc A770M

VS

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385X and 16GB VRAM Arc A770M 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)

Radeon R9 M385X

1.971 TFLOPS

Arc A770M +585%

13.52 TFLOPS

Radeon R9 M385X

VS

Arc A770M

Graphics Card

May 2015

Release Date

Jan 2022

Gem System

Generation

Alchemist

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

300 MHz

1100 MHz

Boost Clock

1650 MHz

1200 MHz

Memory Clock

2000 MHz

Memory

4GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

14

Compute Units

-

896

Shading Units

4096

56

TMUs

256

16

ROPs

128

-

Tensor Cores

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

16 MB

Theoretical Performance

17.60 GPixel/s

Pixel Rate

211.2 GPixel/s

61.60 GTexel/s

Texture Rate

422.4 GTexel/s

-

FP16 (half)

27.03 TFLOPS

1.971 TFLOPS

FP32 (float)

13.52 TFLOPS

123.2 GFLOPS

FP64 (double)

-

Graphics Processor

Strato

GPU Name

DG2-512

Strato XT

GPU Variant

ACM-G10

GCN 2.0

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

2.08 billion

Transistors

21.7 billion

160 mm²

Die Size

406 mm²

Board Design

Unknown

TDP

120W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.6

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