Quadro K5100M vs Radeon HD 7990

Find out if it is worth upgrading your current GPU setup by comparing Quadro K5100M and Radeon HD 7990. 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 K5100M and Radeon HD 7990. 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 K5100M is a Laptop Graphics Card

Note: Quadro K5100M 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 K5100M here:

Main Specs

  Quadro K5100M Radeon HD 7990
Power consumption (TDP) 100 Watt 375 Watt
Interface MXM-B (3.0) PCIe 3.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 8 GB 3 GB
Display Connectors No outputs 1x DVI, 4x mini-DisplayPort
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  • Radeon HD 7990 has 275% more power consumption, than Quadro K5100M.
  • Quadro K5100M is connected by MXM-B (3.0), and Radeon HD 7990 uses PCIe 3.0 x16 interface.
  • Quadro K5100M has 5 GB more memory, than Radeon HD 7990.
  • Quadro K5100M is used in Mobile workstations, and Radeon HD 7990 - in Desktops.
  • Quadro K5100M is build with Kepler architecture, and Radeon HD 7990 - with GCN 1.0.
  • Core clock speed of Radeon HD 7990 is 179 MHz higher, than Quadro K5100M.
  • Quadro K5100M and Radeon HD 7990 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7990 is 2400 MHz higher, than Quadro K5100M.

Game benchmarks

high / 1080p 14−16 35−40
ultra / 1080p 8−9 21−24
QHD / 1440p 3−4 16−18
4K / 2160p 10−11
low / 720p 30−35 60−65
medium / 1080p 18−20 40−45
The average gaming FPS of Radeon HD 7990 in Assassin's Creed Odyssey is 140% more, than Quadro K5100M.

Full Specs

  Quadro K5100M Radeon HD 7990
Architecture Kepler GCN 1.0
Code name N15E-Q5-A2 Malta
Type Mobile workstation Desktop
Release date 23 July 2013 24 April 2013
Pipelines 1536 2048
Core clock speed 771 MHz 950 MHz
Boost Clock 1000 MHz
Transistor count 3,540 million 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 98.69 128.0
Floating-point performance 2,369 gflops 2x 4,096 gflops
Length 307 mm
Memory bus width 256 Bit 384 Bit
Memory clock speed 3600 MHz 6000 MHz
Memory bandwidth 115.2 GB/s 288.0 GB/s
Shared memory -
DirectX 12 12 (11_1)
Shader Model 5 5.1
OpenGL 4.5 4.6
OpenCL 1.2 1.2
Vulkan 1.1.126 1.2.131
CUDA +
Bitcoin / BTC (SHA256) 35 Mh/s 459 Mh/s
Laptop size large
Optimus +
Ethereum / ETH (DaggerHashimoto) 44 Mh/s
Display Port 1.2
3D Vision Pro +
Mosaic +
nView Display Management +
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