Radeon R9 390 pictures and specifications with HBM technology (3D based chip)

AMD's new generation of graphic cards AKA Radeon R9 300 series is very close to the markets, here is the first hands on the flag-ship Radeon R9 390 graphic cards with some pictures leaked today on a Chinese forum.

The pictures show the Radeon R9 390 with two big fans and only one PCIe size to install this flag-ship graphic card which is unexpected from a high-end GPU, also the R9 390 require less power with only 8pins+6pins PCIe power connectors (300W max TDP).

Leaked pictures:

The AMD Radeon R9 390 is based on the Fiji PRO die graphic core technology (while the 390X will be based on the Fiji XT GPU) offering the new HBM (3D based chip) reported as 9 times faster than the GDDR5 bandwidth and this is considered as a new era in GPUs performance, bellow full specifications of the Radeon R9 390 with 640GB/s bandwidth and up to 8GB VRAM for only 599$.

HBM memory (3D based chip)

AMD Radeon R9 390/X Expected specifications Vs competitors:

	AMD Radeon R9 390	AMD Radeon R9 390X	NVIDIA GeForce GTX Titan X	AMD Radeon R9 290X	NVIDIA GeForce GTX 980
GPU Architecture	GCN 1.3	GCN 1.3	Maxwell	GCN 1.2	Maxwell
GPU Name	Fiji Pro?	Fiji XT?	GM200	Hawaii XT	GM204
Die Size	~550mm2	~550mm2	~600mm2	438mm2	398mm2
Process	28nm	28nm	28nm	28nm	28nm
Cores	3840	4096	3072	2816	2048
VRAM	4 GB / 8 GB HBM	4 GB / 8 GB HBM	12GB GDDR5	4 GB GDDR5	4 GB GDDR5
Memory Bus	4096-bit (1024-bit per stack)	4096-bit (1024-bit per stack)	384-bit	512-bit	256-bit
Memory Clock	1250 MHz	1250 MHz	7.0 Ghz	5.0 GHz	7.0 GHz
Memory Bandwidth	640 GB /s	640 GB /s	336.0 GB/s	320.0 GB/s	224.0 GB/s
TDP	250-300W	250-300W	250W	290W	165W
Power Connectors	8+6 Pin	8+8 Pin?	8+6 Pin	8+6 Pin	Two 6-Pin
Launch Price	$599 US?	$699 US?	$999  US?	$549 US	$549 US

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