GeForce GTX 770M vs Mobility Radeon HD 4870 X2

Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 770M and Mobility Radeon HD 4870 X2. 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 GTX 770M and Mobility Radeon HD 4870 X2. 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.

GeForce GTX 770M and Mobility Radeon HD 4870 X2 are Laptop Graphics Cards

Note: GeForce GTX 770M and Mobility Radeon HD 4870 X2 are only used in laptop graphics. They have 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 770M or Mobility Radeon HD 4870 X2 here:

Main Specs

  GeForce GTX 770M Mobility Radeon HD 4870 X2
Power consumption (TDP) 75 Watt
Interface MXM-B (3.0) PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR3, GDDR5
Maximum RAM amount 3 GB 2 GB
Display Connectors No outputs No outputs
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  • GeForce GTX 770M is connected by MXM-B (3.0), and Mobility Radeon HD 4870 X2 uses PCIe 2.0 x16 interface.
  • GeForce GTX 770M has 1 GB more memory, than Mobility Radeon HD 4870 X2.
  • Both cards are used in Laptops.
  • GeForce GTX 770M is build with Kepler architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Core clock speed of GeForce GTX 770M is 261 MHz higher, than Mobility Radeon HD 4870 X2.
  • GeForce GTX 770M is manufactured by 28 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
  • Memory clock speed of GeForce GTX 770M is 1112 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks

high / 1080p 14−16 9−10
ultra / 1080p 8−9 5−6
QHD / 1440p 3−4 0−1
low / 720p 30−33 21−24
medium / 1080p 16−18 12−14
The average gaming FPS of GeForce GTX 770M in Assassin's Creed Odyssey is 50% more, than Mobility Radeon HD 4870 X2.

Full Specs

  GeForce GTX 770M Mobility Radeon HD 4870 X2
Architecture Kepler Terascale 1
Code name N14E-GS M98-XT
Type Laptop Laptop
Release date 30 May 2013 9 January 2009
Pipelines 960 1600
Core clock speed 811 MHz 550 MHz
Boost Clock 797 MHz
Transistor count 2,540 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 63.76 22.00
Floating-point performance 1,530 gflops 2x 880.0 gflops
Memory bus width 192 Bit 256 Bit
Memory clock speed 2000 MHz 888 MHz
Memory bandwidth 96.0 GB/s 89.6 GB/s
Shared memory - -
DirectX 12 API 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 960
Bus support PCI Express 3.0, PCI Express 2.0
SLI options +
HDMI +
Bitcoin / BTC (SHA256) 55 Mh/s
Laptop size large 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 +
Blu-Ray 3D Support +
3D Vision / 3DTV Play +
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