Quadro K4000M vs Radeon R9 A375

Find out if it is worth upgrading your current GPU setup by comparing Quadro K4000M and Radeon R9 A375. 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 Quadro K4000M and Radeon R9 A375. 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.

Quadro K4000M is a Laptop Graphics Card

Note: Quadro K4000M 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 Quadro K4000M here:

Main Specs

  Quadro K4000M Radeon R9 A375
Power consumption (TDP) 100 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 4 GB 2 GB
Display Connectors No outputs No outputs
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  • Quadro K4000M is connected by MXM-B (3.0), and Radeon R9 A375 uses PCIe 3.0 x16 interface.
  • Quadro K4000M has 2 GB more memory, than Radeon R9 A375.
  • Quadro K4000M is used in Mobile workstations, and Radeon R9 A375 - in Desktops.
  • Quadro K4000M is build with Kepler architecture, and Radeon R9 A375 - with GCN 1.0.
  • Core clock speed of Radeon R9 A375 is 300 MHz higher, than Quadro K4000M.
  • Quadro K4000M and Radeon R9 A375 are manufactured by 28 nm process technology.
  • Memory clock speed of Quadro K4000M is 2796 MHz higher, than Radeon R9 A375.

Game benchmarks

high / 1080p 10−11 2−3
ultra / 1080p 6−7 1−2
QHD / 1440p 1−2 0−1
low / 720p 21−24 12−14
medium / 1080p 12−14 4−5
The average gaming FPS of Quadro K4000M in Assassin's Creed Odyssey is 160% more, than Radeon R9 A375.

Full Specs

  Quadro K4000M Radeon R9 A375
Architecture Kepler GCN 1.0
Code name N14E-Q3 Venus
Type Mobile workstation Desktop
Release date 1 June 2012 no data
Pipelines 960 640
Core clock speed 600 MHz 900 MHz
Boost Clock 925 MHz
Transistor count 3,540 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 48.08 37.00
Floating-point performance 1,154 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 2800 MHz 4.5 GB/s
Memory bandwidth 89.6 GB/s 72 GB/s
Shared memory -
DirectX 12 (11_0) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.2
CUDA +
Bitcoin / BTC (SHA256) 37 Mh/s
Laptop size large
Optimus +
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