AMD Radeon 660M vs AMD Radeon Graphics 448SP Mobile

VS

AMD Radeon 660M AMD Radeon Graphics 448SP Mobile

We compared two Integrated graphics card GPUs: 0System Shared VRAM Radeon 660M and 0System Shared VRAM Radeon Graphics 448SP Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 660M 's Advantages

Boost Clock has increased by 6% (1900MHz vs 1800MHz)

Lower TDP (15W vs 45W)

AMD Radeon Graphics 448SP Mobile 's Advantages

64 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 660M

1.459 TFLOPS

Radeon Graphics 448SP Mobile +10%

1.613 TFLOPS

Radeon 660M

VS

Radeon Graphics 448SP Mobile

Graphics Card

Jan 2022

Release Date

Jan 2022

Rembrandt

Generation

Vega II IGP

Integrated

Type

Integrated

PCIe 4.0 x8

Bus Interface

IGP

Clock Speeds

1500 MHz

Base Clock

300 MHz

1900 MHz

Boost Clock

1800 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

7

384

Shading Units

448

24

TMUs

28

16

ROPs

8

-

Tensor Cores

-

6

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

14.40 GPixel/s

45.60 GTexel/s

Texture Rate

50.40 GTexel/s

2.918 TFLOPS

FP16 (half)

3.226 TFLOPS

1459 GFLOPS

FP32 (float)

1.613 TFLOPS

91.20 GFLOPS

FP64 (double)

100.8 GFLOPS

Graphics Processor

Rembrandt

GPU Name

Barcelo

-

GPU Variant

-

RDNA 2.0

Architecture

GCN 5.1

TSMC

Foundry

TSMC

6 nm

Process Size

7 nm

13.1 billion

Transistors

10.7 billion

210 mm²

Die Size

180 mm²

Board Design

15W

TDP

45W

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.7

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