AMD Radeon 550X Mobile vs AMD Radeon R6 M255DX

Comparative analysis of AMD Radeon 550X Mobile and AMD Radeon R6 M255DX videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. Benchmark videocards performance analysis: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark.

AMD Radeon 550X Mobile

AMD Radeon R6 M255DX

Differences

Reasons to consider the AMD Radeon 550X Mobile

Videocard is newer: launch date 4 year(s) 2 month(s) later
Around 41% higher core clock speed: 1100 MHz vs 780 MHz
Around 51% higher boost clock speed: 1287 MHz vs 855 MHz
Around 11% higher pipelines: 640 vs 576
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
2.2x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 2322 vs 1055
2.2x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 2322 vs 1055

Specifications (specs)
Launch date	3 April 2018 vs 7 January 2014
Core clock speed	1100 MHz vs 780 MHz
Boost clock speed	1287 MHz vs 855 MHz
Pipelines	640 vs 576
Manufacturing process technology	14 nm vs 28 nm
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames)	2322 vs 1055
GFXBench 4.0 - Car Chase Offscreen (Fps)	2322 vs 1055

Reasons to consider the AMD Radeon R6 M255DX

Around 10% better performance in GFXBench 4.0 - Manhattan (Frames): 1927 vs 1748
Around 10% better performance in GFXBench 4.0 - Manhattan (Fps): 1927 vs 1748
Around 41% better performance in GFXBench 4.0 - T-Rex (Frames): 3563 vs 2522
Around 41% better performance in GFXBench 4.0 - T-Rex (Fps): 3563 vs 2522
Around 77% better performance in Geekbench - OpenCL: 17123 vs 9692

Benchmarks
GFXBench 4.0 - Manhattan (Frames)	1927 vs 1748
GFXBench 4.0 - Manhattan (Fps)	1927 vs 1748
GFXBench 4.0 - T-Rex (Frames)	3563 vs 2522
GFXBench 4.0 - T-Rex (Fps)	3563 vs 2522
Geekbench - OpenCL	17123 vs 9692

Compare benchmarks

GPU 1: AMD Radeon 550X Mobile
GPU 2: AMD Radeon R6 M255DX

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

2322

1055

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

2322

1055

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1748

1927

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1748

1927

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

2522

3563

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

2522

3563

Geekbench - OpenCL

GPU 1

GPU 2

9692

17123

Name	AMD Radeon 550X Mobile	AMD Radeon R6 M255DX
GFXBench 4.0 - Car Chase Offscreen (Frames)	2322	1055
GFXBench 4.0 - Car Chase Offscreen (Fps)	2322	1055
GFXBench 4.0 - Manhattan (Frames)	1748	1927
GFXBench 4.0 - Manhattan (Fps)	1748	1927
GFXBench 4.0 - T-Rex (Frames)	2522	3563
GFXBench 4.0 - T-Rex (Fps)	2522	3563
Geekbench - OpenCL	9692	17123
PassMark - G2D Mark		116
PassMark - G3D Mark		605

Compare specifications (specs)

	AMD Radeon 550X Mobile	AMD Radeon R6 M255DX
Essentials
Architecture	GCN 4.0	GCN 1.0
Code name	Lexa	Jet
Design	Radeon 500X Series
GCN generation	4th Gen
Launch date	3 April 2018	7 January 2014
Place in performance rating	1199	1201
Type	Desktop, Laptop	Laptop
Technical info
Boost clock speed	1287 MHz	855 MHz
Compute units	8/10
Core clock speed	1100 MHz	780 MHz
Floating-point performance	1.65 TFLOPs
Manufacturing process technology	14 nm	28 nm
Pipelines	640	576
Pixel fill rate	20.60 GP/s
Render output units	16
Stream Processors	512/640
Texture fill rate	51.48 GTexel/s
Texture Units	40
Thermal Design Power (TDP)	50 Watt
Transistor count	2,200 million	1,040 million
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8	IGP
Laptop size		medium sized
API support
DirectX	12	12.0 (11_1)
OpenGL	4.5	4.5
Vulkan
Memory
Maximum RAM amount	4 GB
Memory bandwidth	56 GB/s
Memory bus width	64 bit
Memory clock speed	7000 MHz
Memory type	GDDR5	DDR3
Shared memory		1
Technologies
4K H264 Decode
4K H264 Encode
AMD Radeon™ Chill
AMD Radeon™ ReLive
AppAcceleration
FreeSync
H265/HEVC Decode
H265/HEVC Encode
HDMI 4K Support
AMD Eyefinity
Enduro
Powerplay