GeForce GT 745A vs GeForce GTX 880M

When comparing GeForce GT 745A and GeForce GTX 880M, we look primarily at benchmarks and game tests. But it is not only about the numbers. Often you can find third-party models with higher clock speeds, better cooling, or a customizable RGB lighting. Not all of them will have all the features you need. Another thing to consider is the port selection. Most graphics cards have at least one DisplayPort and HDMI interface, but some monitors require DVI. Before you buy, check the TDP of the graphics card - this characteristic will help you estimate the consumption of the graphics card. You may even have to upgrade your PSU to meet its requirements. An important factor when choosing between GeForce GT 745A and GeForce GTX 880M is the price. Does the additional cost justify the performance hit? Our comparison should help you make the right decision.

GeForce GTX 880M is a Laptop Graphics Card

Note: GeForce GTX 880M is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 880M here:

Main Specs

  GeForce GT 745A GeForce GTX 880M
Power consumption (TDP) 33 Watt 122 Watt
Interface PCIe 3.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 880M has 269% more power consumption, than GeForce GT 745A.
  • GeForce GT 745A is connected by PCIe 3.0 x16, and GeForce GTX 880M uses MXM-B (3.0) interface.
  • GeForce GTX 880M has 6 GB more memory, than GeForce GT 745A.
  • GeForce GT 745A is used in Desktops, and GeForce GTX 880M - in Laptops.
  • GeForce GT 745A and GeForce GTX 880M are build with Kepler architecture.
  • Core clock speed of GeForce GTX 880M is 117 MHz higher, than GeForce GT 745A.
  • GeForce GT 745A and GeForce GTX 880M are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 2−3 20−22
ultra / 1080p 0−1 12−14
QHD / 1440p 0−1 6−7
4K / 2160p 5−6
low / 720p 12−14 40−45
medium / 1080p 4−5 24−27
The average gaming FPS of GeForce GTX 880M in Assassin's Creed Odyssey is 383% more, than GeForce GT 745A.

Full Specs

  GeForce GT 745A GeForce GTX 880M
Architecture Kepler Kepler
Code name GK107 N15E-GX-A2
Type Desktop Laptop
Release date 26 August 2013 12 March 2014
Pipelines 384 1536
Core clock speed 837 MHz 954 MHz
Boost Clock 915 MHz 993 MHz
Transistor count 1,270 million 3,540 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 29.28 127.1
Floating-point performance 642.8 gflops 3,050 gflops
Memory bus width 128 Bit 256 Bit
Memory clock speed 1800 MHz
Memory bandwidth 28.8 GB/s 160.0 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.5
OpenCL 1.2 1.1
Vulkan 1.1.126 1.1.126
CUDA 3.0 +
CUDA cores 1536
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 26 Mh/s 96 Mh/s
Laptop size large
Standard memory configuration GDDR5
eDP 1.2 signal support Up to 3840x2160
LVDS signal support Up to 1920x1200
DisplayPort Multimode (DP++) support Up to 3840x2160
HDCP content protection +
7.1 channel HD audio on HDMI +
TrueHD and DTS-HD audio bitstreaming +
H.264, VC1, MPEG2 1080p video decoder +
Optimus +
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