AMD Radeon HD 6990M Crossfire: specs and benchmarks
Summary
AMD started Radeon HD 6990M Crossfire sales 12 July 2011. This is Terascale 2 architecture notebook card based on 40 nm manufacturing process and primarily aimed at gamers. 2x2 GB of GDDR5 memory clocked at 900 GHz are supplied.
It provides poor gaming and benchmark performance at 13.79 percent of a leader's which is NVIDIA GeForce GTX 1080 SLI Mobile.
General info
Of Radeon HD 6990M Crossfire's architecture, market type and release date.
Architecture
Terascale 2
Code name
Blackcomb XTX
Type
Laptop
Release date
12 July 2011
Technical specs
Radeon HD 6990M Crossfire's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon HD 6990M Crossfire's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Transistor count
2x1700 Million
of 21100
Manufacturing process technology
40 nm
of 7
Compatibility, dimensions and requirements
Information on Radeon HD 6990M Crossfire's compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. 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.
Laptop size
large
Memory
Parameters of memory installed on Radeon HD 6990M Crossfire: 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.
Memory type
GDDR5
Memory clock speed
900 MHz
of 14000
Shared memory
-
API support
APIs supported by Radeon HD 6990M Crossfire, sometimes including their particular versions.
DirectX
11
Benchmark performance
Non-gaming benchmarks performance of Radeon HD 6990M Crossfire. Note that overall benchmark performance is measured in points in 0-100 range.
Overall benchmark performance
13.79
3DMark 11 Performance GPU
6422
3DMark Vantage Performance
25759
Game benchmarks
Let's see how good Radeon HD 6990M Crossfire is for gaming. Particular gaming benchmark results are measured in FPS. Comparisons with system requirements are included, but remember that sometimes official requirements may reflect real performance inaccurately.
Relative perfomance
Overall Radeon HD 6990M Crossfire performance compared to its nearest competitors. All GPU types participate.
NVIDIA equivalent
We believe that the nearest equivalent to Radeon HD 6990M Crossfire from NVIDIA is GeForce GTX 770M, which is nearly equal in speed and higher by 1 position in our rating.
