AMD Radeon RX 6600M vs NVIDIA GeForce GTX 580 Rev. 2
GPU Specs Compare
Graphics Card
Release Date
May 2021
Jun 2011
Generation
Mobility Radeon
GeForce 500
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 2.0 x16
Clock Speeds
Base Clock
2068 MHz
-
Boost Clock
2416 MHz
-
Memory Clock
1750 MHz
1002 MHz
Memory
Memory Size
8GB
1536MB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
384bit
Bandwidth
224.0GB/s
192.4GB/s
Render Config
Compute Units
28
-
Shading Units
1792
512
TMUs
112
64
ROPs
64
48
RT Cores
28
-
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
768 KB
L3 Cache
32 MB
-
SM Count
-
16
Theoretical Performance
Pixel Rate
154.6 GPixel/s
24.70 GPixel/s
Texture Rate
270.6 GTexel/s
49.41 GTexel/s
FP16 (half)
17.32 TFLOPS
-
FP32 (float)
8.659 TFLOPS
1.581 TFLOPS
FP64 (double)
541.2 GFLOPS
197.6 GFLOPS
Graphics Processor
GPU Name
Navi 23
GF110
Architecture
RDNA 2.0
Fermi 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
40 nm
Transistors
11.06 billion
3 billion
Die Size
237 mm²
520 mm²
GPU Variant
-
GF110-380-A1
Board Design
TDP
100W
244W
Outputs
No outputs
2x DVI1x mini-HDMI 1.3a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.1
1.1
Vulkan
1.3
N/A
Shader Model
6.5
5.1
CUDA
-
2.0