NVIDIA GeForce GTX 1070 SLI Mobile vs AMD Radeon HD 8990 OEM
Comparison of GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM architecture, market type and release date.
Place in performance rating
Value for money (0-100)
Pascal GP104 SLI
16 August 2016
24 April 2013
Launch price (MSRP)
GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Core clock speed
Manufacturing process technology
Power consumption (TDP)
Texture fill rate
128.0 GTexel / s
2x 4,096 gflops
Compatibility, dimensions and requirements
Information on GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
PCIe 3.0 x16
Parameters of memory installed on GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Maximum RAM amount
2x 8 GB
Memory bus width
2x 256 Bit
Memory clock speed
288.0 GB / s
Video outputs and ports
Types and number of video connectors present on GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM.
1x DVI, 4x mini-DisplayPort
Technological solutions and APIs supported by GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM. You'll probably need this information if you need some particular technology for your purposes.
Adaptive Vertical Sync
APIs supported by GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM, sometimes including their particular versions.
DirectX 12 (FL 12_1)
Advantages of NVIDIA GeForce GTX 1070 SLI Mobile
Much newer (16 August 2016 vs 24 April 2013)
More pipelines (4096 vs 2048)
Finer manufacturing process technology (16 vs 28 nm)
G-SYNC (removes screen tearing by telling the display when to renew the image. Only works with G-SYNC compatible displays)
Vulkan (a contemporary API for graphics acceleration, based on now-discontinued Mantle)
CUDA (Compute Unified Device Architecture - an API for video card computing power usage in tasks different from 3D graphics processing. Can be used for physics simulation for instance)
PhysX (hardware acceleration of physical simulation engine named PhysX)
GeForce Experience (software suite built to manage NVIDIA GPU parameters, and to record and stream game video)
GPU Boost 2.0 (increases NVIDIA GPU voltage and frequency when there's a temperature headroom. Similar to AMD PowerTune)
Adaptive Vertical Sync
SLI (Scalable Link Interface - a technology for uniting several NVIDIA GPUs processing power in one PC)
3D Vision Surround
Advantages of AMD Radeon HD 8990 OEM
Wider memory bus (384 vs 256 bit)
So, GTX 1070 SLI Mobile or HD 8990 OEM?
Technical City couldn't decide between NVIDIA GeForce GTX 1070 SLI Mobile and AMD Radeon HD 8990 OEM. We've got no test results to judge.
Be aware that GeForce GTX 1070 SLI Mobile is a notebook card while Radeon HD 8990 OEM is a desktop one.
Should you still have questions on choice between GeForce GTX 1070 SLI Mobile and Radeon HD 8990 OEM, ask them in Comments section, and we shall answer.