AMD Radeon R9 380 OEM vs AMD Radeon RX 6600 LE
GPU Specs Compare
Graphics Card
Release Date
May 2015
Dec 2023
Generation
Pirate Islands
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1375 MHz
1750 MHz
Base Clock
-
1626 MHz
Boost Clock
-
2495 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
176.0GB/s
224.0GB/s
Render Config
Compute Units
28
28
Shading Units
1792
1792
TMUs
112
112
ROPs
32
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
512 KB
2 MB
RT Cores
-
28
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
29.38 GPixel/s
159.7 GPixel/s
Texture Rate
102.8 GTexel/s
279.4 GTexel/s
FP16 (half)
3.290 TFLOPS
17.88 TFLOPS
FP32 (float)
3.290 TFLOPS
8.942 TFLOPS
FP64 (double)
205.6 GFLOPS
558.9 GFLOPS
Graphics Processor
GPU Name
Antigua
Navi 23
GPU Variant
Antigua PRO(215-0877000)
Navi 23 XL(215-130000016)
Architecture
GCN 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5 billion
11.06 billion
Die Size
366 mm²
237 mm²
Board Design
TDP
190W
132W
Suggested PSU
450 W
300 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.3
Shader Model
6.3
6.7