AMD Radeon RX 6600M vs AMD Radeon R9 M380
GPU Specs Compare
Graphics Card
Release Date
May 2021
May 2015
Generation
Mobility Radeon
Gem System
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
2068 MHz
900 MHz
Boost Clock
2416 MHz
1000 MHz
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
128bit
Bandwidth
224.0GB/s
96.00GB/s
Render Config
Compute Units
28
12
Shading Units
1792
768
TMUs
112
48
ROPs
64
16
RT Cores
28
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
256 KB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
154.6 GPixel/s
16.00 GPixel/s
Texture Rate
270.6 GTexel/s
48.00 GTexel/s
FP16 (half)
17.32 TFLOPS
-
FP32 (float)
8.659 TFLOPS
1.536 TFLOPS
FP64 (double)
541.2 GFLOPS
96.00 GFLOPS
Graphics Processor
GPU Name
Navi 23
Strato
Architecture
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
11.06 billion
2.08 billion
Die Size
237 mm²
160 mm²
GPU Variant
-
Strato PRO
Board Design
TDP
100W
Unknown
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2.170
Shader Model
6.5
6.5