Radeon 550X 640SP and Radeon RX 7600 XT - video card comparison
Radeon 550X 640SP
Radeon RX 7600 XT
Architecture
GCN 4.0 (2016−2020)
RDNA 3.0 (2022)
GPU code name
Lexa
Navi 33
Market segment
Desktop
Desktop
Release date
April 2018
January 2024
Interface
PCIe 3.0 x8
PCIe 4.0 x8
Supplementary power connectors
None
1x 8-pin
Boost clock speed
1071 MHz
2755 MHz
Core clock speed
1019 MHz
-
Floating-point performance
1,371 gflops
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
2,200 million
13,300 million
Pipelines / CUDA cores
640
2048
Power consumption (TDP)
50 Watt
190 Watt
Texture fill rate
42.84
352.6
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
16 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
6000 MHz
18 GB/s
Memory bandwidth
48 GB/s
288.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI
+
+
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.2.131
1.3