GeForce 840A vs Radeon R7 260X

Find out if it is worth upgrading your current GPU setup by comparing GeForce 840A and Radeon R7 260X. 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 840A and Radeon R7 260X. 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.

Main Specs

  GeForce 840A Radeon R7 260X
Power consumption (TDP) 33 Watt 115 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 1 x 6-pin
Memory type DDR3 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R7 260X has 248% more power consumption, than GeForce 840A.
  • GeForce 840A is connected by PCIe 3.0 x8, and Radeon R7 260X uses PCIe 3.0 x16 interface.
  • Radeon R7 260X has 2 GB more memory, than GeForce 840A.
  • Both cards are used in Desktops.
  • GeForce 840A is build with Maxwell architecture, and Radeon R7 260X - with GCN 2.0.
  • GeForce 840A and Radeon R7 260X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 3−4 16−18
ultra / 1080p 2−3 9−10
QHD / 1440p 0−1 4−5
low / 720p 14−16 30−35
medium / 1080p 5−6 20−22
The average gaming FPS of Radeon R7 260X in Assassin's Creed Odyssey is 233% more, than GeForce 840A.

Full Specs

  GeForce 840A Radeon R7 260X
Architecture Maxwell GCN 2.0
Code name GM108 Bonaire
Type Desktop Desktop
Release date 17 March 2014 8 October 2013
Pipelines 384 896
Core clock speed 1029 MHz
Boost Clock 1124 MHz 1000 MHz
Transistor count 2,080 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 17.98 61.60
Floating-point performance 863.2 gflops 1,971 gflops
Length 170 mm
Memory bus width 64 Bit 128 Bit
Memory clock speed 2002 MHz
Memory bandwidth 16.02 GB/s 104 GB/s
DirectX 12 (11_0)
Shader Model 5.1 6.3
OpenGL 4.6 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126
CUDA 5.0
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 225 Mh/s
Eyefinity +
Design reference
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 5.16 Mh/s
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