AMD Radeon RX 550 Mobile vs AMD Radeon RX 7950 XT
GPU Specs Compare
Graphics Card
Release Date
Jul 2017
Unknown
Generation
Mobility Radeon
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1100 MHz
2000 MHz
Boost Clock
1287 MHz
3000 MHz
Memory Clock
1500 MHz
2500 MHz
Memory
Memory Size
2GB
20GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
320bit
Bandwidth
96.00GB/s
800.0GB/s
Render Config
Compute Units
10
84
Shading Units
640
5376
TMUs
40
336
ROPs
16
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
512 KB
6 MB
RT Cores
-
84
L3 Cache
-
80 MB
Theoretical Performance
Pixel Rate
20.59 GPixel/s
576.0 GPixel/s
Texture Rate
51.48 GTexel/s
1008 GTexel/s
FP16 (half)
1.647 TFLOPS
129.0 TFLOPS
FP32 (float)
1.647 TFLOPS
64.51 TFLOPS
FP64 (double)
103.0 GFLOPS
2.016 TFLOPS
Graphics Processor
GPU Name
Lexa
Navi 31
GPU Variant
Lexa PRO(215-0904018)
Navi 31 XT+
Architecture
GCN 4.0
RDNA 3.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
2.2 billion
57.7 billion
Die Size
103 mm²
529 mm²
Board Design
TDP
50W
300W
Outputs
No outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.7