AMD Radeon RX 6600M vs AMD Radeon Pro 580X
GPU Specs Compare
Graphics Card
Release Date
May 2021
Mar 2019
Generation
Mobility Radeon
Radeon Pro Mac
Type
Mobile
Mobile
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
2068 MHz
1100 MHz
Boost Clock
2416 MHz
1200 MHz
Memory Clock
1750 MHz
1710 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
224.0GB/s
218.9GB/s
Render Config
Compute Units
28
36
Shading Units
1792
2304
TMUs
112
144
ROPs
64
32
RT Cores
28
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
2 MB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
154.6 GPixel/s
38.40 GPixel/s
Texture Rate
270.6 GTexel/s
172.8 GTexel/s
FP16 (half)
17.32 TFLOPS
5.530 TFLOPS
FP32 (float)
8.659 TFLOPS
5.530 TFLOPS
FP64 (double)
541.2 GFLOPS
345.6 GFLOPS
Graphics Processor
GPU Name
Navi 23
Ellesmere
Architecture
RDNA 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
11.06 billion
5.7 billion
Die Size
237 mm²
232 mm²
GPU Variant
-
Ellesmere XTA(216-0886220)
Board Design
TDP
100W
185W
Outputs
No outputs
2x HDMI 2.0b
Power Connectors
None
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
Shader Model
6.5
6.4
📊 Benchmark
Blender
-
338