GeForce GTX 870M vs Radeon HD 4770

If you are going to buy a new graphics card and are choosing between GeForce GTX 870M and Radeon HD 4770, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the GeForce GTX 870M stacks up against Radeon HD 4770, check out specs charts below.

GeForce GTX 870M is a Laptop Graphics Card

Note: GeForce GTX 870M 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 870M here:

Main Specs

  GeForce GTX 870M Radeon HD 4770
Power consumption (TDP) 100 Watt 80 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 6 GB 512 MB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • GeForce GTX 870M has 25% more power consumption, than Radeon HD 4770.
  • GeForce GTX 870M is connected by MXM-B (3.0), and Radeon HD 4770 uses PCIe 2.0 x16 interface.
  • Radeon HD 4770 has 506 GB more memory, than GeForce GTX 870M.
  • GeForce GTX 870M is used in Laptops, and Radeon HD 4770 - in Desktops.
  • GeForce GTX 870M is build with Kepler architecture, and Radeon HD 4770 - with TeraScale.
  • Core clock speed of GeForce GTX 870M is 191 MHz higher, than Radeon HD 4770.
  • GeForce GTX 870M is manufactured by 28 nm process technology, and Radeon HD 4770 - by 40 nm process technology.

Game benchmarks

high / 1080p 16−18 1−2
ultra / 1080p 10−11 0−1
QHD / 1440p 4−5 0−1
low / 720p 35−40 10−12
medium / 1080p 21−24 2−3
The average gaming FPS of GeForce GTX 870M in Assassin's Creed Odyssey is 400% more, than Radeon HD 4770.

Full Specs

  GeForce GTX 870M Radeon HD 4770
Architecture Kepler TeraScale
Code name N15P-GT RV740
Type Laptop Desktop
Release date 12 March 2014 28 April 2009
Pipelines 1344 640
Core clock speed 941 MHz 750 MHz
Boost Clock 967 MHz
Transistor count 3,540 million 826 million
Manufacturing process technology 28 nm 40 nm
Texture fill rate 108.3 24.00
Floating-point performance 2,599 gflops 960.0 gflops
Length 203 mm
Memory bus width 192 Bit 128 Bit
Memory clock speed 3200 MHz
Memory bandwidth 120.0 GB/s 51.2 GB/s
Shared memory -
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.5 3.3
OpenCL 1.1 1.1
Vulkan 1.1.126 N/A
CUDA +
CUDA cores 1344
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 82 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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