AMD Radeon 780M vs AMD Radeon 660M

Comparative analysis of AMD Radeon 780M and AMD Radeon 660M videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark, 3DMark Fire Strike - Graphics Score.

AMD Radeon 780M

AMD Radeon 660M

Differences

Reasons to consider the AMD Radeon 780M

Videocard is newer: launch date 1 year(s) 0 month(s) later
Around 53% higher boost clock speed: 2900 MHz vs 1900 MHz
3.1x more texture fill rate: 139.2 GTexel/s vs 45.60 GTexel/s
2x more pipelines: 768 vs 384
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 4 nm vs 6 nm
2.1x better performance in Geekbench - OpenCL: 27793 vs 13432

Specifications (specs)
Launch date	4 Jan 2023 vs 4 Jan 2022
Boost clock speed	2900 MHz vs 1900 MHz
Texture fill rate	139.2 GTexel/s vs 45.60 GTexel/s
Pipelines	768 vs 384
Manufacturing process technology	4 nm vs 6 nm
Benchmarks
Geekbench - OpenCL	27793 vs 13432

Compare benchmarks

GPU 1: AMD Radeon 780M
GPU 2: AMD Radeon 660M

Geekbench - OpenCL

GPU 1

GPU 2

27793

13432

Name	AMD Radeon 780M	AMD Radeon 660M
Geekbench - OpenCL	27793	13432
PassMark - G2D Mark	879
PassMark - G3D Mark	6998
3DMark Fire Strike - Graphics Score	480

Compare specifications (specs)

	AMD Radeon 780M	AMD Radeon 660M
Essentials
Architecture	RDNA 3.0	RDNA 2.0
Code name	Phoenix	Rembrandt
Launch date	4 Jan 2023	4 Jan 2022
Place in performance rating	240	1349
Technical info
Boost clock speed	2900 MHz	1900 MHz
Compute units	12	6
Core clock speed	1500 MHz	1500 MHz
Manufacturing process technology	4 nm	6 nm
Pipelines	768	384
Pixel fill rate	92.80 GPixel/s	30.40 GPixel/s
Texture fill rate	139.2 GTexel/s	45.60 GTexel/s
Thermal Design Power (TDP)	15 Watt	15 Watt
Peak Double Precision (FP64) Performance		91.20 GFLOPS (1:16)
Peak Half Precision (FP16) Performance		2.918 TFLOPS (2:1)
Peak Single Precision (FP32) Performance		1459 GFLOPS
Transistor count		13100 million
Video outputs and ports
Display Connectors	Portable Device Dependent
Compatibility, dimensions and requirements
Form factor	IGP	IGP
Interface	PCIe 4.0 x8	PCIe 4.0 x8
Supplementary power connectors	None
API support
DirectX	12 Ultimate (12_2)	12.2
OpenCL	2.1	2.0
OpenGL	4.6	4.6
Shader Model	6.7	6.7
Vulkan
Memory
Maximum RAM amount	System Shared
Memory bandwidth	System Dependent
Memory bus width	System Shared
Memory clock speed	System Shared
Memory type	System Shared