ATI Mobility Radeon HD 4860 vs Intel Arc A770M

VS

ATI Mobility Radeon HD 4860

Intel Arc A770M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4860 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 12 years and 10 months late

Boost Clock1650MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 64.00GB/s)

3456 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4860

0.832 TFLOPS

Arc A770M +1525%

13.52 TFLOPS

Mobility Radeon HD 4860

VS

Arc A770M

Graphics Card

Mar 2009

Release Date

Jan 2022

M9x

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

1000 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

512.0GB/s

Render Config

8

Compute Units

-

640

Shading Units

4096

32

TMUs

256

16

ROPs

128

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

16 MB

-

Theoretical Performance

10.40 GPixel/s

Pixel Rate

211.2 GPixel/s

20.80 GTexel/s

Texture Rate

422.4 GTexel/s

-

FP16 (half)

27.03 TFLOPS

832.0 GFLOPS

FP32 (float)

13.52 TFLOPS

166.4 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

120W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

M97

GPU Name

DG2-512

M97 M2 XT (216-0731000)

GPU Variant

ACM-G10

TeraScale

Architecture

Generation 12.7

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

0.826 billion

Transistors

21.7 billion

137 mm²

Die Size

406 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

-

4.1

Shader Model

6.6

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