GeForce 945A vs GeForce GTX 550 Ti

Find out if it is worth upgrading your current GPU setup by comparing GeForce 945A and GeForce GTX 550 Ti. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce 945A and GeForce GTX 550 Ti. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Main Specs

  GeForce 945A GeForce GTX 550 Ti
Power consumption (TDP) 33 Watt 116 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors One 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs 2x DVI, 1x mini-HDMI
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  • GeForce GTX 550 Ti has 251% more power consumption, than GeForce 945A.
  • GeForce 945A is connected by PCIe 3.0 x8, and GeForce GTX 550 Ti uses PCIe 2.0 x16 interface.
  • GeForce 945A and GeForce GTX 550 Ti have maximum RAM of 1 GB.
  • Both cards are used in Desktops.
  • GeForce 945A is build with Maxwell architecture, and GeForce GTX 550 Ti - with Fermi.
  • Core clock speed of GeForce 945A is 172 MHz higher, than GeForce GTX 550 Ti.
  • GeForce 945A is manufactured by 28 nm process technology, and GeForce GTX 550 Ti - by 40 nm process technology.
  • Memory clock speed of GeForce 945A is 5008 MHz higher, than GeForce GTX 550 Ti.

Game benchmarks

high / 1080p 9−10 7−8
ultra / 1080p 5−6 4−5
QHD / 1440p 0−1 0−1
low / 720p 20−22 18−20
medium / 1080p 10−12 9−10
The average gaming FPS of GeForce 945A in Assassin's Creed Odyssey is 10% more, than GeForce GTX 550 Ti.

Full Specs

  GeForce 945A GeForce GTX 550 Ti
Architecture Maxwell Fermi
Code name GM108 GF116
Type Desktop Desktop
Release date 13 March 2015 15 March 2011
Pipelines 384 192
Core clock speed 1072 MHz 900 MHz
Boost Clock 1189 MHz
Transistor count 1,170 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 28.54 28.8 billion/sec
Floating-point performance 903.2 gflops 691.2 gflops
Length 8.25" (21 cm)
Memory bus width 64 Bit 192 Bit
Memory clock speed 5012 MHz 4.1 GB/s
Memory bandwidth 40.1 GB/s 98.4 GB/s
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.2
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA 5.0 +
CUDA cores 192
Bus support 16x PCI-E 2.0
Height 4.376" (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI Internal
Bitcoin / BTC (SHA256) 108 Mh/s 44 Mh/s
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