GeForce GTX 555 OEM and GeForce GT 320 OEM - video card comparison
GeForce GTX 555 OEM
GeForce GT 320 OEM
Architecture
Fermi 2.0 (2010−2014)
Tesla 2.0 (2007−2013)
GPU code name
GF114
GT215
Market segment
Desktop
Desktop
Release date
May 2011
February 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
Core clock speed
736 MHz
540 MHz
Floating-point performance
847.9 gflops
187.49 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,950 million
727 million
Pipelines / CUDA cores
288
72
Power consumption (TDP)
150 Watt
43 Watt
Texture fill rate
35.33
12.96
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
3828 MHz
1580 MHz
Memory bandwidth
91.87 GB/s
25.28 GB/s
Display Connectors
2x DVI, 1x mini-HDMI
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (11_0)
11.1 (10_1)
CUDA
2.1
1.2
OpenCL
1.1
1.1
OpenGL
4.6
3.3
Shader Model
5.1
4.1
Vulkan
N/A
N/A