AMD Radeon R9 380 OEM vs AMD Radeon 660M
GPU Specs Compare
Graphics Card
Release Date
May 2015
Jan 2022
Generation
Pirate Islands
Rembrandt
Type
Desktop
Integrated
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1375 MHz
System Shared
Base Clock
-
1500 MHz
Boost Clock
-
1900 MHz
Memory
Memory Size
4GB
System Shared
Memory Type
GDDR5
System Shared
Memory Bus
256bit
System Shared
Bandwidth
176.0GB/s
System Dependent
Render Config
Compute Units
28
6
Shading Units
1792
384
TMUs
112
24
ROPs
32
16
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
RT Cores
-
6
Theoretical Performance
Pixel Rate
29.38 GPixel/s
30.40 GPixel/s
Texture Rate
102.8 GTexel/s
45.60 GTexel/s
FP16 (half)
3.290 TFLOPS
2.918 TFLOPS
FP32 (float)
3.290 TFLOPS
1459 GFLOPS
FP64 (double)
205.6 GFLOPS
91.20 GFLOPS
Graphics Processor
GPU Name
Antigua
Rembrandt
GPU Variant
Antigua PRO(215-0877000)
-
Architecture
GCN 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
5 billion
13.1 billion
Die Size
366 mm²
210 mm²
Board Design
TDP
190W
15W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.0
Vulkan
1.2
1.2
Shader Model
6.3
6.5
📊 Benchmark
3DMark Time Spy
-
1,537
3DMark Time Spy Extreme
-
701