Radeon RX 550X vs Radeon RX 460
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 2GB VRAM Radeon RX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 550X 's Advantages
Released 2 years and 4 months late
More VRAM (4GB vs 2GB)
Lower TDP (50W vs 75W)
Radeon RX 460 's Advantages
Boost Clock has increased by 1% (1200MHz vs 1183MHz)
Larger VRAM bandwidth (112.0GB/s vs 96.00GB/s)
384 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550X
1211
Radeon RX 460
+77%
2150
Graphics Card
Dec 2018
Release Date
Aug 2016
Polaris
Generation
Arctic Islands
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
1100 MHz
Base Clock
1090 MHz
1183 MHz
Boost Clock
1200 MHz
1500 MHz
Memory Clock
1750 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
96.00GB/s
Bandwidth
112.0GB/s
Render Config
8
Compute Units
14
512
Shading Units
896
32
TMUs
56
16
ROPs
16
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB
Theoretical Performance
18.93 GPixel/s
Pixel Rate
19.20 GPixel/s
37.86 GTexel/s
Texture Rate
67.20 GTexel/s
1211 GFLOPS
FP16 (half)
2.150 TFLOPS
1211 GFLOPS
FP32 (float)
2.150 TFLOPS
75.71 GFLOPS
FP64 (double)
134.4 GFLOPS
Board Design
50W
TDP
75W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
None
Power Connectors
None
Graphics Processor
Lexa
GPU Name
Baffin
Lexa PRO
(215-0904018)
GPU Variant
Baffin PRO
GCN 4.0
Architecture
GCN 4.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
2.2 billion
Transistors
3 billion
103 mm²
Die Size
123 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
6.4
Shader Model
6.4
