AMD Radeon 550X Mobile videocard review

AMD Radeon 550X Mobile

Radeon 550X Mobile videocard released by AMD; release date: 3 April 2018. The videocard is designed for desktop, laptop-computers and based on GCN 4.0 microarchitecture codenamed Lexa.

Core clock speed - 1100 MHz. Boost clock speed - 1287 MHz. Texture fill rate - 51.48 GTexel/s. Pipelines - 640. Floating-point performance - 1.65 TFLOPs. Manufacturing process technology - 14 nm. Transistors count - 2,200 million. Power consumption (TDP) - 50 Watt.

Memory type: GDDR5. Maximum RAM amount - 4 GB. Memory bus width - 64 bit. Memory clock speed - 7000 MHz. Memory bandwidth - 56 GB/s.

Benchmarks

GFXBench 4.0
Car Chase Offscreen
Top 1 GPU
This GPU
34770 Frames
2322 Frames
GFXBench 4.0
Car Chase Offscreen
Top 1 GPU
This GPU
34770.000 Fps
2322.000 Fps
GFXBench 4.0
Manhattan
Top 1 GPU
This GPU
27823 Frames
1748 Frames
GFXBench 4.0
Manhattan
Top 1 GPU
This GPU
27823.000 Fps
1748.000 Fps
GFXBench 4.0
T-Rex
Top 1 GPU
This GPU
69225 Frames
2522 Frames
GFXBench 4.0
T-Rex
Top 1 GPU
This GPU
69225.000 Fps
2522.000 Fps
Geekbench
OpenCL
Top 1 GPU
This GPU
345150
10522
Name Value
GFXBench 4.0 - Car Chase Offscreen 2322 Frames
GFXBench 4.0 - Car Chase Offscreen 2322.000 Fps
GFXBench 4.0 - Manhattan 1748 Frames
GFXBench 4.0 - Manhattan 1748.000 Fps
GFXBench 4.0 - T-Rex 2522 Frames
GFXBench 4.0 - T-Rex 2522.000 Fps
Geekbench - OpenCL 10522

Specifications (specs)

Essentials

Architecture GCN 4.0
Code name Lexa
Design Radeon 500X Series
GCN generation 4th Gen
Launch date 3 April 2018
Place in performance rating 1179
Type Desktop, Laptop

Technical info

Boost clock speed 1287 MHz
Compute units 8/10
Core clock speed 1100 MHz
Floating-point performance 1.65 TFLOPs
Manufacturing process technology 14 nm
Pipelines 640
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

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8

API support

DirectX 12
OpenGL 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

Technologies

4K H264 Decode
4K H264 Encode
AMD Radeon™ Chill
AMD Radeon™ ReLive
AppAcceleration
FreeSync
H265/HEVC Decode
H265/HEVC Encode
HDMI 4K Support