GeForce GT 740A vs Radeon HD 7770M

In this comparison between GeForce GT 740A and Radeon HD 7770M you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GT 740A will be the best choice, for others Radeon HD 7770M will be their preference. Study the comparison tables below and make your choice.

Radeon HD 7770M is a Laptop Graphics Card

Note: Radeon HD 7770M 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 Radeon HD 7770M here:

Main Specs

  GeForce GT 740A Radeon HD 7770M
Power consumption (TDP) 33 Watt 32 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors No outputs No outputs
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  • GeForce GT 740A has 3% more power consumption, than Radeon HD 7770M.
  • GeForce GT 740A is connected by PCIe 3.0 x8, and Radeon HD 7770M uses PCIe 2.0 x16 interface.
  • GeForce GT 740A has 1 GB more memory, than Radeon HD 7770M.
  • GeForce GT 740A is used in Desktops, and Radeon HD 7770M - in Laptops.
  • GeForce GT 740A is build with Kepler 2.0 architecture, and Radeon HD 7770M - with GCN.
  • Core clock speed of GeForce GT 740A is 305 MHz higher, than Radeon HD 7770M.
  • GeForce GT 740A and Radeon HD 7770M are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770M is 2200 MHz higher, than GeForce GT 740A.

Game benchmarks

high / 1080p 0−1 9−10
ultra / 1080p 5−6
QHD / 1440p 0−1 0−1
low / 720p 1−2 21−24
medium / 1080p 0−1 10−12
The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 2100% more, than GeForce GT 740A.

Full Specs

  GeForce GT 740A Radeon HD 7770M
Architecture Kepler 2.0 GCN
Code name GK208 Chelsea XT
Type Desktop Laptop
Release date 26 August 2013 24 April 2012
Pipelines 384 512
Core clock speed 980 MHz 675 MHz
Transistor count 915 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 31.36 21.60
Floating-point performance 752.6 gflops 691.2 gflops
Memory bus width 64 Bit 128 Bit
Memory clock speed 1800 MHz 4000 MHz
Memory bandwidth 14.4 GB/s 64 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.2.131
CUDA 3.5
Laptop size medium sized
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