Mobility Radeon HD 4870 X2 vs Quadro K4000

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 4870 X2 and Quadro K4000. 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 4870 X2 and Quadro K4000. 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 4870 X2 is a Laptop Graphics Card

Note: Mobility Radeon HD 4870 X2 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 4870 X2 here:

Main Specs

  Mobility Radeon HD 4870 X2 Quadro K4000
Power consumption (TDP) 80 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR3, GDDR5 GDDR5
Maximum RAM amount 2 GB 3 GB
Display Connectors No outputs 1x DVI, 2x DisplayPort
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  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Quadro K4000 has 1 GB more memory, than Mobility Radeon HD 4870 X2.
  • Mobility Radeon HD 4870 X2 is used in Laptops, and Quadro K4000 - in Desktops.
  • Mobility Radeon HD 4870 X2 is build with Terascale 1 architecture, and Quadro K4000 - with Kepler.
  • Core clock speed of Quadro K4000 is 260 MHz higher, than Mobility Radeon HD 4870 X2.
  • Mobility Radeon HD 4870 X2 is manufactured by 55 nm process technology, and Quadro K4000 - by 28 nm process technology.
  • Memory clock speed of Quadro K4000 is 4728 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks

high / 1080p 9−10 14−16
ultra / 1080p 5−6 8−9
QHD / 1440p 0−1 3−4
low / 720p 21−24 27−30
medium / 1080p 12−14 16−18
The average gaming FPS of Quadro K4000 in Assassin's Creed Odyssey is 41% more, than Mobility Radeon HD 4870 X2.

Full Specs

  Mobility Radeon HD 4870 X2 Quadro K4000
Architecture Terascale 1 Kepler
Code name M98-XT GK106
Type Laptop Workstation
Release date 9 January 2009 1 March 2013
Pipelines 1600 768
Core clock speed 550 MHz 810 MHz
Transistor count 956 million 2,540 million
Manufacturing process technology 55 nm 28 nm
Texture fill rate 22.00 51.84
Floating-point performance 2x 880.0 gflops 1,244 gflops
Length 241 mm
Memory bus width 256 Bit 192 Bit
Memory clock speed 888 MHz 5616 MHz
Memory bandwidth 89.6 GB/s 134.8 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (11_0)
Shader Model 4.1 5.1
OpenGL 3.3 4.6
OpenCL 1.1 1.2
Vulkan N/A 1.1.126
CUDA 3.0
Monero / XMR (CryptoNight) 0.21 kh/s
Bitcoin / BTC (SHA256) 61 Mh/s
Laptop size large
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