Radeon RX 550 and Radeon HD 4670 - video card comparison
Passmark - benchmark score Radeon RX 550 vs Radeon HD 4670
Radeon RX 550
2809
Radeon HD 4670
391
Radeon RX 550
Radeon HD 4670
Architecture
GCN 4.0 (2016−2020)
TeraScale (2005−2013)
GPU code name
Lexa
RV730
Market segment
Desktop
Desktop
Release date
April 2017
September 2008
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1183 MHz
-
Core clock speed
1100 MHz
750 MHz
Floating-point performance
1,211 gflops
480.0 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
2,200 million
514 million
Pipelines / CUDA cores
512
320
Power consumption (TDP)
50 Watt
59 Watt
Texture fill rate
37.86
24.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
4 GB
512 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
7000 MHz
2000 MHz
Memory bandwidth
112.0 GB/s
32 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (12_0)
10.1 (10_1)
OpenCL
2.0
1.1
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.2.131
N/A