AMD Radeon 550X 640SP vs AMD Radeon RX 540X Mobile

Comparative analysis of AMD Radeon 550X 640SP and AMD Radeon RX 540X Mobile 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: Geekbench - OpenCL.

AMD Radeon 550X 640SP

AMD Radeon RX 540X Mobile

Differences

Reasons to consider the AMD Radeon 550X 640SP

Around 25% higher pipelines: 640 vs 512
1096.8x better floating-point performance: 1,371 gflops vs 1.25 TFLOPs

Pipelines	640 vs 512
Floating-point performance	1,371 gflops vs 1.25 TFLOPs

Reasons to consider the AMD Radeon RX 540X Mobile

Around 10% higher core clock speed: 1124 MHz vs 1019 MHz
Around 14% higher boost clock speed: 1219 MHz vs 1071 MHz
910.4x more texture fill rate: 39.00 GTexel/s vs 42.84 GTexel / s

Core clock speed	1124 MHz vs 1019 MHz
Boost clock speed	1219 MHz vs 1071 MHz
Texture fill rate	39.00 GTexel/s vs 42.84 GTexel / s

Compare benchmarks

GPU 1: AMD Radeon 550X 640SP
GPU 2: AMD Radeon RX 540X Mobile

Name	AMD Radeon 550X 640SP	AMD Radeon RX 540X Mobile
Geekbench - OpenCL		8663

Compare specifications (specs)

	AMD Radeon 550X 640SP	AMD Radeon RX 540X Mobile
Essentials
Architecture	GCN 4.0	GCN 4.0
Code name	Lexa	Lexa
Launch date	11 April 2018	3 April 2018
Place in performance rating	not rated	1533
Type	Desktop	Desktop, Laptop
Design		Radeon RX 500X Series
GCN generation		4th Gen
Technical info
Boost clock speed	1071 MHz	1219 MHz
Core clock speed	1019 MHz	1124 MHz
Floating-point performance	1,371 gflops	1.25 TFLOPs
Manufacturing process technology	14 nm	14 nm
Pipelines	640	512
Texture fill rate	42.84 GTexel / s	39.00 GTexel/s
Thermal Design Power (TDP)	50 Watt	50 Watt
Transistor count	2,200 million	2,200 million
Compute units		8
Pixel fill rate		19.50 GP/s
Render output units		16
Stream Processors		512
Texture Units		32
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 1x DisplayPort	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x8	PCIe 3.0 x8
Supplementary power connectors	None
API support
DirectX	12.0 (12_0)	12
OpenGL	4.5	4.5
Vulkan
Memory
Maximum RAM amount	4 GB	4 GB
Memory bandwidth	48 GB / s	96 GB/s
Memory bus width	64 Bit	128 bit
Memory clock speed	6000 MHz	6000 MHz
Memory type	GDDR5	GDDR5
Technologies
4K H264 Decode
4K H264 Encode
AMD Radeon™ Chill
AMD Radeon™ ReLive
AppAcceleration
FreeSync
H265/HEVC Decode
H265/HEVC Encode
HDMI 4K Support