Radeon RX 550 vs Radeon HD 3550
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 and 512MB VRAM Radeon HD 3550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 550 Advantages
Released 8 years and 8 months late
Boost Clock1183MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (112.0GB/s vs 6.336GB/s)
472 additional rendering cores
Radeon HD 3550 Advantages
Lower TDP (30W vs 50W)
Score
Benchmark
FP32 (float)
Radeon RX 550
+2422%
1211
Radeon HD 3550
48
Graphics Card
Apr 2017
Release Date
Aug 2008
Polaris
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1100 MHz
Base Clock
-
1183 MHz
Boost Clock
-
1750 MHz
Memory Clock
396 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
112.0GB/s
Bandwidth
6.336GB/s
Render Config
8
Compute Units
2
512
Shading Units
40
32
TMUs
4
16
ROPs
4
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
Theoretical Performance
18.93 GPixel/s
Pixel Rate
2.376 GPixel/s
37.86 GTexel/s
Texture Rate
2.376 GTexel/s
1211 GFLOPS
FP16 (half)
-
1211 GFLOPS
FP32 (float)
47.52 GFLOPS
75.71 GFLOPS
FP64 (double)
-
Board Design
50W
TDP
30W
250 W
Suggested PSU
200 W
1x DVI
1x HDMI 2.0b
1x DisplayPort 1.4a
1x HDMI 2.0b
1x DisplayPort 1.4a
Outputs
2x DisplayPort
None
Power Connectors
None
Graphics Processor
Lexa
GPU Name
RV620
Lexa PRO
(215-0904018)
(215-0904018)
GPU Variant
RV620 PRO
(215-0670006)
(215-0670006)
GCN 4.0
Architecture
TeraScale
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
55 nm
2.2 billion
Transistors
0.181 billion
103 mm²
Die Size
67 mm²
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1
OpenCL
N/A
1.2
Vulkan
N/A
6.4
Shader Model
4.1
