GeForce 845M vs Radeon R7 250X

Find out if it is worth upgrading your current GPU setup by comparing GeForce 845M and Radeon R7 250X. 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 R7 250X. 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 R7 250X
Power consumption (TDP) 45 Watt 80 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type DDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon R7 250X has 77% more power consumption, than GeForce 845M.
  • GeForce 845M is connected by PCIe 3.0 x8, and Radeon R7 250X uses PCIe 3.0 x16 interface.
  • GeForce 845M and Radeon R7 250X have maximum RAM of 2 GB.
  • GeForce 845M is used in Laptops, and Radeon R7 250X - in Desktops.
  • GeForce 845M is build with Maxwell architecture, and Radeon R7 250X - with GCN 1.0.
  • GeForce 845M and Radeon R7 250X are manufactured by 28 nm process technology.
  • Memory clock speed of GeForce 845M is 375 MHz higher, than Radeon R7 250X.

Game benchmarks

high / 1080p 3−4 10−12
ultra / 1080p 1−2 6−7
QHD / 1440p 0−1 1−2
low / 720p 14−16 24−27
medium / 1080p 6−7 14−16
The average gaming FPS of Radeon R7 250X in Assassin's Creed Odyssey is 133% more, than GeForce 845M.

Full Specs

  GeForce 845M Radeon R7 250X
Architecture Maxwell GCN 1.0
Code name GM108 Cape Verde
Type Laptop Desktop
Release date 12 March 2014 13 February 2014
Pipelines 384 640
Core clock speed 1071 MHz
Boost Clock 1150 MHz 1000 MHz
Transistor count 1,870 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 37.63 38.00
Floating-point performance 883.7 gflops 1,216 gflops
Length 210 mm
Memory bus width 64/128 Bit 128 Bit
Memory clock speed 2000 - 5000 MHz 1625 MHz
Memory bandwidth 40.1 GB/s 96 GB/s
Shared memory -
DirectX 12 (11_0)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126
CUDA +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 76 Mh/s 152 Mh/s
Laptop size medium sized
Optimus +
Eyefinity +
Design reference
CrossFire +
DDMA audio +
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