GeForce GTX 275 and GeForce GT 440 - video card comparison
Passmark - benchmark score GeForce GTX 275 vs GeForce GT 440
GeForce GTX 275
1458
GeForce GT 440
793
GeForce GTX 275
GeForce GT 440
Architecture
Tesla 2.0 (2007−2013)
Fermi (2010−2014)
GPU code name
GT200B
GF108
Market segment
Desktop
Desktop
Release date
January 2009
February 2011
Bus support
PCI-E 2.0
PCI-E 2.0 x 16
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
SLI options
+
-
Core clock speed
633 MHz
810 MHz
CUDA cores
240
96
Floating-point performance
673.9 gflops
311.04 gflops
Manufacturing process technology
55 nm
40 nm
Number of transistors
1,400 million
585 million
Pipelines / CUDA cores
240
96
Power consumption (TDP)
219 Watt
65 Watt
Maximum GPU temperature
105 °C
98 °C
Texture fill rate
50.6 billion/sec
13.0 billion/sec
Memory type
GDDR3
DDR3
Maximum RAM amount
896 MB
512 MB GDDR5 or 1 GB
Memory bus width
448 Bit
128 Bit
Memory clock speed
1134 MHz
1600 MHz (GDDR5) or 900 MHz (DDR3)
Memory bandwidth
127.0 GB/s
28.8 (DDR3) – 51.2 (GDDR5)
Standard memory config per GPU
-
1 GB GDDR5 or 2 GB
Display Connectors
Two Dual Link DVI
HDMIVGADual Link DVI
Multi monitor support
+
+
HDMI
-
+
Maximum VGA resolution
2048x1536
2048x1536
Audio input for HDMI
S/PDIF
Internal
DirectX
11.1 (10_0)
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
3.0
4.2
Shader Model
4.0
5.1
Vulkan
N/A
N/A