Home GPU Comparison AMD Radeon R9 M290X vs AMD Radeon RX 550 Mobile

AMD Radeon R9 M290X vs AMD Radeon RX 550 Mobile

AMD Radeon R9 M290X
VS
AMD Radeon RX 550 Mobile
AMD Radeon R9 M290X
AMD Radeon RX 550 Mobile
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M290X and 2GB VRAM Radeon RX 550 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M290X 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (153.6GB/s vs 96.00GB/s)
640 additional rendering cores
AMD Radeon RX 550 Mobile 's Advantages
Released 3 years and 6 months late
Boost Clock has increased by 43% (1287MHz vs 900MHz)
Lower TDP (50W vs 100W)

Score

Benchmark

FP32 (float)
Radeon R9 M290X +39%
2.304 TFLOPS
Radeon RX 550 Mobile
1.647 TFLOPS
Radeon R9 M290X
VS
Radeon RX 550 Mobile

Graphics Card

Jan 2014
Release Date
Jul 2017
Crystal System
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

850 MHz
Base Clock
1100 MHz
900 MHz
Boost Clock
1287 MHz
1200 MHz
Memory Clock
1500 MHz

Memory

4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
96.00GB/s

Render Config

20
Compute Units
10
-
-
-
1280
Shading Units
640
80
TMUs
40
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

28.80 GPixel/s
Pixel Rate
20.59 GPixel/s
72.00 GTexel/s
Texture Rate
51.48 GTexel/s
-
FP16 (half)
1.647 TFLOPS
2.304 TFLOPS
FP32 (float)
1.647 TFLOPS
144.0 GFLOPS
FP64 (double)
103.0 GFLOPS

Board Design

100W
TDP
50W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

Neptune
GPU Name
Lexa
Neptune XT (216-0847000)
GPU Variant
Lexa PRO (215-0904018)
GCN 1.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
2.8 billion
Transistors
2.2 billion
212 mm²
Die Size
103 mm²

Graphics Features

12 (11_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.2
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
5.1
Shader Model
6.4

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