GeForce GTX 660 Ti and Radeon 740M - video card comparison
Passmark - benchmark score GeForce GTX 660 Ti vs Radeon 740M
GeForce GTX 660 Ti
4547
Radeon 740M
3585
GeForce GTX 660 Ti
Radeon 740M
Architecture
Kepler (2012−2018)
RDNA 3
GPU code name
GK104
Phoenix
Market segment
Desktop
Laptop
Release date
August 2012
May 2023
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
Two 6-pin
None
SLI options
+
-
Boost clock speed
980 MHz
2500 MHz
Core clock speed
915 MHz
1500 MHz
CUDA cores
1344
-
Floating-point performance
2,459.5 gflops
-
Manufacturing process technology
28 nm
4 nm
Number of transistors
3,540 million
25,390 million
Pipelines / CUDA cores
1344
256
Power consumption (TDP)
150 Watt
30 Watt (30 - 15 Watt TGP)
Texture fill rate
102.5 billion/sec
40.00
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
192-bit GDDR5
System Shared
Memory clock speed
6.0 GB/s
System Shared
Memory bandwidth
144.2 GB/s
-
Shared memory
-
+
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Portable Device Dependent
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
+
-
OpenCL
1.2
2.1
OpenGL
4.3
4.6
Shader Model
5.1
6.7
Vulkan
1.1.126
1.3
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-