Home GPU Comparison AMD Radeon RX 550X Mobile vs NVIDIA GeForce 805A

AMD Radeon RX 550X Mobile vs NVIDIA GeForce 805A

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550X Mobile and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X Mobile 's Advantages
Released 3 years and 9 months late
Boost Clock has increased by 55% (1176MHz vs 758MHz)
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (48.00GB/s vs 16.02GB/s)
448 additional rendering cores
NVIDIA GeForce 805A 's Advantages
Lower TDP (15W vs 50W)

Score

Benchmark

FP32 (float)
Radeon RX 550X Mobile +417%
1.505 TFLOPS
GeForce 805A
0.291 TFLOPS
VS

Graphics Card

Apr 2018
Release Date
Jul 2014
Mobility Radeon
Generation
GeForce 800A
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8

Clock Speeds

1100 MHz
Base Clock
719 MHz
1176 MHz
Boost Clock
758 MHz
1500 MHz
Memory Clock
1001 MHz

Memory

2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
64bit
Memory Bus
64bit
48.00GB/s
Bandwidth
16.02GB/s

Render Config

10
Compute Units
-
-
-
-
640
Shading Units
192
40
TMUs
16
16
ROPs
8
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

18.82 GPixel/s
Pixel Rate
6.064 GPixel/s
47.04 GTexel/s
Texture Rate
12.13 GTexel/s
1.505 TFLOPS
FP16 (half)
-
1.505 TFLOPS
FP32 (float)
291.1 GFLOPS
94.08 GFLOPS
FP64 (double)
12.13 GFLOPS

Board Design

50W
TDP
15W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Polaris 23
GPU Name
GK208
Polaris 23 MXT
GPU Variant
-
GCN 4.0
Architecture
Kepler 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
2.2 billion
Transistors
1.02 billion
103 mm²
Die Size
87 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.5
6.4
Shader Model
5.1

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