GeForce GTX 460 and GeForce GT 645M - video card comparison
Passmark - benchmark score GeForce GTX 460 vs GeForce GT 645M
GeForce GTX 460
2330
GeForce GT 645M
957
GeForce GTX 460
GeForce GT 645M
Architecture
Fermi (2010−2014)
Kepler (2012−2018)
GPU code name
GF104
N13P-GS
Market segment
Desktop
Laptop
Release date
July 2010
March 2012
Bus support
16x PCI-E 2.0
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
6-pin & 6-pin
-
SLI options
+
-
Core clock speed
675 MHz
Up to 710 MHz
CUDA cores
-
384
Floating-point performance
907.2 gflops
544.5 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,950 million
1,270 million
Pipelines / CUDA cores
336
384
Power consumption (TDP)
160 Watt
32 Watt
Texture fill rate
37.80
22.7 billion/sec
Memory type
GDDR5
DDR3\GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
192 Bit
128bit
Memory clock speed
3600 MHz
1800 MHz
Memory bandwidth
86.4 GB/s
Up to 64.0 GB/s
Shared memory
-
-
Display Connectors
Two Dual Link DVI, Mini HDMI
No outputs
Multi monitor support
+
-
HDMI
+
+
HDCP
+
+
Maximum VGA resolution
2048x1536
Up to 2048x1536
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 API
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.1
4.5
Shader Model
5.1
5.1
Vulkan
N/A
1.1.126
3D Blu-Ray
-
+
Optimus
-
+