Mobility Radeon HD 4850 vs Radeon HD 6770

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4850 and Radeon HD 6770. 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 Mobility Radeon HD 4850 and Radeon HD 6770. 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.

Mobility Radeon HD 4850 is a Laptop Graphics Card

Note: Mobility Radeon HD 4850 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 Mobility Radeon HD 4850 here:

Main Specs

  Mobility Radeon HD 4850 Radeon HD 6770
Power consumption (TDP) 108 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3 GDDR5
Maximum RAM amount 1 GB 1 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Mobility Radeon HD 4850 and Radeon HD 6770 have maximum RAM of 1 GB.
  • Mobility Radeon HD 4850 is used in Laptops, and Radeon HD 6770 - in Desktops.
  • Mobility Radeon HD 4850 is build with Terascale 1 architecture, and Radeon HD 6770 - with TeraScale 2.
  • Mobility Radeon HD 4850 is manufactured by 55 nm process technology, and Radeon HD 6770 - by 40 nm process technology.
  • Memory clock speed of Radeon HD 6770 is 200 MHz higher, than Mobility Radeon HD 4850.

Game benchmarks

high / 1080p 3−4 3−4
ultra / 1080p 1−2 1−2
QHD / 1440p 0−1 0−1
low / 720p 14−16 14−16
medium / 1080p 5−6 5−6
Mobility Radeon HD 4850 and Radeon HD 6770 have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Mobility Radeon HD 4850 Radeon HD 6770
Architecture Terascale 1 TeraScale 2
Code name M98 Juniper
Type Laptop Desktop
Release date 9 January 2009 21 January 2011
Pipelines 800 800
Core clock speed 500 MHz
Boost Clock 900 MHz
Transistor count 956 million 1,040 million
Manufacturing process technology 55 nm 40 nm
Texture fill rate 20.00 34.00
Floating-point performance 800.0 gflops 1,360.0 gflops
Length 198 mm
Memory bus width 256 Bit 128 Bit
Memory clock speed 850 MHz 1050 MHz
Memory bandwidth 54.4 GB/s 76.8 GB/s
Shared memory -
DirectX 10.1 (10_1)
Shader Model 4.1 5.0
OpenGL 3.3 4.4
OpenCL 1.1 1.2
Vulkan N/A
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 118 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
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