Radeon HD 8790M and Radeon RX 6600 - video card comparison
Passmark - benchmark score Radeon HD 8790M vs Radeon RX 6600
Radeon HD 8790M
1344
Radeon RX 6600
15586
Radeon HD 8790M
Radeon RX 6600
Architecture
GCN (2011−2017)
Navi / RDNA2 (2020−2022)
GPU code name
Mars XTX
Navi 23
Market segment
Laptop
Desktop
Release date
November 2012
October 2021
Interface
MXM-A (3.0)
PCIe 4.0 x8
Supplementary power connectors
None
1x 8-pin
Boost clock speed
900 MHz
2491 MHz
Core clock speed
850 MHz
2044 MHz
Floating-point performance
691.2 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
950 million
11,060 million
Pipelines / CUDA cores
384
1792
Power consumption (TDP)
unknown
132 Watt
Texture fill rate
21.60
279.0
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
8 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4500 MHz
14500 MHz
Memory bandwidth
64 GB/s
224.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
12 (11_1)
12.0 Ultimate (12_2)
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.5
Vulkan
1.2.131
1.2