AMD Radeon Pro 455 vs Intel Arc A770M

VS

AMD Radeon Pro 455

Intel Arc A770M

We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 16GB VRAM Arc A770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 455 's Advantages

Lower TDP (35W vs 120W)

Intel Arc A770M 's Advantages

Released 5 years and 3 months late

Boost Clock1650MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 81.28GB/s)

3328 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 455

1.313 TFLOPS

Arc A770M +929%

13.52 TFLOPS

Radeon Pro 455

VS

Arc A770M

Graphics Card

Oct 2016

Release Date

Jan 2022

Radeon Pro Mac

Generation

Alchemist

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

300 MHz

-

Boost Clock

1650 MHz

1270 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

81.28GB/s

Bandwidth

512.0GB/s

Render Config

12

Compute Units

-

768

Shading Units

4096

48

TMUs

256

16

ROPs

128

-

RT Cores

32

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

16 MB

-

Theoretical Performance

13.68 GPixel/s

Pixel Rate

211.2 GPixel/s

41.04 GTexel/s

Texture Rate

422.4 GTexel/s

1313 GFLOPS

FP16 (half)

27.03 TFLOPS

1313 GFLOPS

FP32 (float)

13.52 TFLOPS

82.08 GFLOPS

FP64 (double)

-

Board Design

35W

TDP

120W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Baffin

GPU Name

DG2-512

Baffin PRO

GPU Variant

ACM-G10

GCN 4.0

Architecture

Generation 12.7

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

6 nm

3 billion

Transistors

21.7 billion

123 mm²

Die Size

406 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

6.4

Shader Model

6.6

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