FirePro V4900 vs GeForce GTX 660M

If you are going to buy a new graphics card and are choosing between FirePro V4900 and GeForce GTX 660M, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the FirePro V4900 stacks up against GeForce GTX 660M, check out specs charts below.

GeForce GTX 660M is a Laptop Graphics Card

Note: GeForce GTX 660M 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 GTX 660M here:

Main Specs

  FirePro V4900 GeForce GTX 660M
Power consumption (TDP) 75 Watt 50 Watt
Interface PCIe 2.0 x16 MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 1 GB 2 GB
Display Connectors 1x DVI, 2x DisplayPort No outputs
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  • FirePro V4900 has 50% more power consumption, than GeForce GTX 660M.
  • FirePro V4900 is connected by PCIe 2.0 x16, and GeForce GTX 660M uses MXM-B (3.0) interface.
  • GeForce GTX 660M has 1 GB more memory, than FirePro V4900.
  • FirePro V4900 is used in Desktops, and GeForce GTX 660M - in Laptops.
  • FirePro V4900 is build with TeraScale 2 architecture, and GeForce GTX 660M - with Kepler.
  • Core clock speed of GeForce GTX 660M is 35 MHz higher, than FirePro V4900.
  • FirePro V4900 is manufactured by 40 nm process technology, and GeForce GTX 660M - by 28 nm process technology.
  • Memory clock speed of FirePro V4900 is 2000 MHz higher, than GeForce GTX 660M.

Game benchmarks

high / 1080p 2−3 6−7
ultra / 1080p 1−2 4−5
QHD / 1440p 0−1 0−1
low / 720p 12−14 16−18
medium / 1080p 4−5 8−9
The average gaming FPS of GeForce GTX 660M in Assassin's Creed Odyssey is 80% more, than FirePro V4900.

Full Specs

  FirePro V4900 GeForce GTX 660M
Architecture TeraScale 2 Kepler
Code name Turks N13E-GE
Type Workstation Laptop
Release date 1 November 2011 22 March 2012
Pipelines 480 384
Core clock speed 800 MHz 835 MHz
Boost Clock 950 MHz
Transistor count 716 million 1,270 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 19.20 30.4 billion/sec
Floating-point performance 768.0 gflops 729.6 gflops
Length 163 mm
Memory bus width 128 Bit 128bit
Memory clock speed 4000 MHz 2000 MHz
Memory bandwidth 64 GB/s 64.0 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 API
Shader Model 5.0 5.1
OpenGL 4.4 4.5
OpenCL 1.2 1.1
Vulkan N/A 1.1.126
CUDA +
CUDA cores 384
Bus support PCI Express 2.0, PCI Express 3.0
SLI options +
HDMI +
HDCP +
Maximum VGA resolution Up to 2048x1536
Bitcoin / BTC (SHA256) 73 Mh/s 36 Mh/s
Laptop size large
Optimus +
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