AMD Radeon 660M vs Intel Iris Plus Graphics 640

VS

AMD Radeon 660M Intel Iris Plus Graphics 640

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM Iris Plus Graphics 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages

Released 5 years late

Boost Clock has increased by 73% (1900MHz vs 1100MHz)

Score

Benchmark

FP32 (float)

Radeon 660M +72%

1.459 TFLOPS

Iris Plus Graphics 640

0.845 TFLOPS

Radeon 660M

VS

Iris Plus Graphics 640

Graphics Card

Jan 2022

Release Date

Jan 2017

Rembrandt

Generation

HD Graphics-M

Integrated

Type

Integrated

PCIe 4.0 x8

Bus Interface

Ring Bus

Clock Speeds

1500 MHz

Base Clock

300 MHz

1900 MHz

Boost Clock

1100 MHz

System Shared

Memory Clock

System Shared

Memory

System Shared

Memory Size

System Shared

Memory Type

System Shared

Memory Bus

System Shared

System Dependent

Bandwidth

System Dependent

Render Config

-

SM Count

-

6

Compute Units

-

384

Shading Units

384

24

TMUs

48

16

ROPs

6

-

Tensor Cores

-

6

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

6.600 GPixel/s

45.60 GTexel/s

Texture Rate

52.80 GTexel/s

2.918 TFLOPS

FP16 (half)

1.690 TFLOPS

1459 GFLOPS

FP32 (float)

844.8 GFLOPS

91.20 GFLOPS

FP64 (double)

211.2 GFLOPS

Graphics Processor

Rembrandt

GPU Name

Kaby Lake GT3e

-

GPU Variant

-

RDNA 2.0

Architecture

Generation 9.5

TSMC

Foundry

Intel

6 nm

Process Size

14 nm++

13.1 billion

Transistors

Unknown

210 mm²

Die Size

Unknown

Board Design

15W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.4

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