FirePro V4900 vs Mobility Radeon HD 4870 X2

Find out if it is worth upgrading your current GPU setup by comparing FirePro V4900 and Mobility Radeon HD 4870 X2. 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 FirePro V4900 and Mobility Radeon HD 4870 X2. 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

  FirePro V4900 Mobility Radeon HD 4870 X2
Power consumption (TDP) 75 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors None
Memory type GDDR5 GDDR3, GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 1x DVI, 2x DisplayPort No outputs
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  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Mobility Radeon HD 4870 X2 has 1 GB more memory, than FirePro V4900.
  • FirePro V4900 is used in Desktops, and Mobility Radeon HD 4870 X2 - in Laptops.
  • FirePro V4900 is build with TeraScale 2 architecture, and Mobility Radeon HD 4870 X2 - with Terascale 1.
  • Core clock speed of FirePro V4900 is 250 MHz higher, than Mobility Radeon HD 4870 X2.
  • FirePro V4900 is manufactured by 40 nm process technology, and Mobility Radeon HD 4870 X2 - by 55 nm process technology.
  • Memory clock speed of FirePro V4900 is 3112 MHz higher, than Mobility Radeon HD 4870 X2.

Game benchmarks

high / 1080p 2−3 9−10
ultra / 1080p 1−2 5−6
QHD / 1440p 0−1 0−1
low / 720p 12−14 21−24
medium / 1080p 4−5 12−14
The average gaming FPS of Mobility Radeon HD 4870 X2 in Assassin's Creed Odyssey is 140% more, than FirePro V4900.

Full Specs

  FirePro V4900 Mobility Radeon HD 4870 X2
Architecture TeraScale 2 Terascale 1
Code name Turks M98-XT
Type Workstation Laptop
Release date 1 November 2011 9 January 2009
Pipelines 480 1600
Core clock speed 800 MHz 550 MHz
Transistor count 716 million 956 million
Manufacturing process technology 40 nm 55 nm
Texture fill rate 19.20 22.00
Floating-point performance 768.0 gflops 2x 880.0 gflops
Length 163 mm
Memory bus width 128 Bit 256 Bit
Memory clock speed 4000 MHz 888 MHz
Memory bandwidth 64 GB/s 89.6 GB/s
Shared memory -
DirectX 11.2 (11_0) 10.1 (10_1)
Shader Model 5.0 4.1
OpenGL 4.4 3.3
OpenCL 1.2 1.1
Vulkan N/A N/A
Bitcoin / BTC (SHA256) 73 Mh/s
Laptop size large
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