GeForce GTX 675M and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score GeForce GTX 675M vs Radeon RX 6600 XT
GeForce GTX 675M
1987
Radeon RX 6600 XT
16985
GeForce GTX 675M
Radeon RX 6600 XT
Architecture
Fermi (2010−2014)
Navi / RDNA2 (2020−2022)
GPU code name
N13E-GS1
Navi 23
Market segment
Laptop
Desktop
Release date
March 2012
July 2021
Bus support
PCI Express 2.0
-
Interface
MXM-B (3.0)
PCIe 4.0 x8
Supplementary power connectors
-
1x 8-pin
SLI options
+
-
Boost clock speed
-
2589 MHz
Core clock speed
620 MHz
1968 MHz
CUDA cores
384
-
Floating-point performance
952.3 gflops
-
Manufacturing process technology
40 nm
7 nm
Number of transistors
1,950 million
11,060 million
Pipelines / CUDA cores
384
2048
Power consumption (TDP)
100 Watt
160 (TGP) Watt
Texture fill rate
39.7 billion/sec
331.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
2 GB
8 GB
Memory bus width
256bit
128 Bit
Memory clock speed
1500 MHz
16000 MHz
Memory bandwidth
96.0 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI, 2x DisplayPort
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
-
DirectX
12 API
12.0 Ultimate (12_2)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
N/A
1.2
Optimus
+
-