ATI Mobility Radeon HD 3850 X2 vs Intel Arc A770M

VS

ATI Mobility Radeon HD 3850 X2

Intel Arc A770M

We compared two Mobile platform GPUs: 512MB VRAM Mobility Radeon HD 3850 X2 and 16GB VRAM Arc A770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages

Lower TDP (70W vs 120W)

Intel Arc A770M 's Advantages

Released 13 years and 7 months late

Boost Clock1650MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (512.0GB/s vs 48.00GB/s)

3776 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3850 X2

0.371 TFLOPS

Arc A770M +3544%

13.52 TFLOPS

Mobility Radeon HD 3850 X2

VS

Arc A770M

Graphics Card

Jun 2008

Release Date

Jan 2022

M8x

Generation

Alchemist

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

300 MHz

-

Boost Clock

1650 MHz

750 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

16GB

GDDR3

Memory Type

GDDR6

256bit

Memory Bus

256bit

48.00GB/s

Bandwidth

512.0GB/s

Render Config

4

Compute Units

-

320

Shading Units

4096

16

TMUs

256

16

ROPs

128

-

RT Cores

32

-

256 KB

L2 Cache

16 MB

-

Theoretical Performance

9.280 GPixel/s

Pixel Rate

211.2 GPixel/s

9.280 GTexel/s

Texture Rate

422.4 GTexel/s

-

FP16 (half)

27.03 TFLOPS

371.2 GFLOPS

FP32 (float)

13.52 TFLOPS

74.24 GFLOPS

FP64 (double)

-

Board Design

70W

TDP

120W

-

No outputs

Outputs

No outputs

-

Graphics Processor

M88

GPU Name

DG2-512

-

GPU Variant

ACM-G10

TeraScale

Architecture

Generation 12.7

TSMC

Foundry

TSMC

55 nm

Process Size

6 nm

0.666 billion

Transistors

21.7 billion

192 mm²

Die Size

406 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

4.1

Shader Model

6.6

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