GeForce 845M vs Radeon HD 4850

Find out if it is worth upgrading your current GPU setup by comparing GeForce 845M and Radeon HD 4850. 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 845M and Radeon HD 4850. 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 845M is a Laptop Graphics Card

Note: GeForce 845M 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 845M here:

Main Specs

  GeForce 845M Radeon HD 4850
Power consumption (TDP) 45 Watt 110 Watt
Interface PCIe 3.0 x8 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type DDR3, GDDR5 GDDR3
Maximum RAM amount 2 GB 512 MB
Display Connectors No outputs 2x DVI, 1x S-Video
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  • Radeon HD 4850 has 144% more power consumption, than GeForce 845M.
  • GeForce 845M is connected by PCIe 3.0 x8, and Radeon HD 4850 uses PCIe 2.0 x16 interface.
  • Radeon HD 4850 has 510 GB more memory, than GeForce 845M.
  • GeForce 845M is used in Laptops, and Radeon HD 4850 - in Desktops.
  • GeForce 845M is build with Maxwell architecture, and Radeon HD 4850 - with Terascale 1.
  • Core clock speed of GeForce 845M is 446 MHz higher, than Radeon HD 4850.
  • GeForce 845M is manufactured by 28 nm process technology, and Radeon HD 4850 - by 55 nm process technology.
  • Memory clock speed of GeForce 845M is 1007 MHz higher, than Radeon HD 4850.

Game benchmarks

high / 1080p 3−4 1−2
ultra / 1080p 1−2 0−1
QHD / 1440p 0−1 0−1
low / 720p 14−16 12−14
medium / 1080p 6−7 3−4
The average gaming FPS of GeForce 845M in Assassin's Creed Odyssey is 33% more, than Radeon HD 4850.

Full Specs

  GeForce 845M Radeon HD 4850
Architecture Maxwell Terascale 1
Code name GM108 RV770
Type Laptop Desktop
Release date 12 March 2014 25 June 2008
Pipelines 384 800
Core clock speed 1071 MHz 625 MHz
Boost Clock 1150 MHz
Transistor count 1,870 million 956 million
Manufacturing process technology 28 nm 55 nm
Texture fill rate 37.63 25.00
Floating-point performance 883.7 gflops 1,000.0 gflops
Length 246 mm
Memory bus width 64/128 Bit 256 Bit
Memory clock speed 2000 - 5000 MHz 993 MHz
Memory bandwidth 40.1 GB/s 63.55 GB/s
Shared memory -
DirectX 12 (11_0) 10.1 (10_1)
Shader Model 5.1 4.1
OpenGL 4.6 3.3
OpenCL 1.2 1.1
Vulkan 1.1.126 N/A
CUDA +
Bitcoin / BTC (SHA256) 76 Mh/s
Laptop size medium sized
Optimus +
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