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GPU Comparison
AMD Radeon RX 550X vs AMD Radeon R9 380
AMD Radeon RX 550X vs AMD Radeon R9 380
VS
AMD Radeon RX 550X
AMD Radeon R9 380
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 2GB VRAM Radeon R9 380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 550X 's Advantages
Released 3 years and 6 months late
Boost Clock1183MHz
More VRAM (4GB vs 2GB)
Lower TDP (50W vs 190W)
AMD Radeon R9 380 's Advantages
Larger VRAM bandwidth (176.0GB/s vs 96.00GB/s)
1280 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550X
1.211 TFLOPS
Radeon R9 380
+187%
3.476 TFLOPS
Radeon RX 550X
VS
Radeon R9 380
Graphics Card
Dec 2018
Release Date
Jun 2015
Polaris
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1100 MHz
Base Clock
-
1183 MHz
Boost Clock
-
1500 MHz
Memory Clock
1375 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
96.00GB/s
Bandwidth
176.0GB/s
Render Config
-
SM Count
-
8
Compute Units
28
512
Shading Units
1792
32
TMUs
112
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
18.93 GPixel/s
Pixel Rate
31.04 GPixel/s
37.86 GTexel/s
Texture Rate
108.6 GTexel/s
1211 GFLOPS
FP16 (half)
3.476 TFLOPS
1211 GFLOPS
FP32 (float)
3.476 TFLOPS
75.71 GFLOPS
FP64 (double)
217.3 GFLOPS
Graphics Processor
Lexa
GPU Name
Antigua
Lexa PRO (215-0904018)
GPU Variant
Antigua PRO (215-0877000)
GCN 4.0
Architecture
GCN 3.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
2.2 billion
Transistors
5 billion
103 mm²
Die Size
366 mm²
Board Design
50W
TDP
190W
250 W
Suggested PSU
450 W
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
2x 6-pin
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.2
Vulkan
1.2
-
CUDA
-
6.4
Shader Model
6.3
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