AMD’s Radeon RX 6600 XT and RX 6600 will be based on NAVI 23 RDNA2 GPU

AMD’s soon-to-be-released Radeon RX 6600 XT and Radeon RX 6600 graphics card have been revealed according to a new rumor. Both the cards are based on AMD’s Navi 23 GPU…

By Nivedita Bangari

May 14, 2021

2 min read

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AMD’s soon-to-be-released Radeon RX 6600 XT and Radeon RX 6600 graphics card have been revealed according to a new rumor. Both the cards are based on AMD’s Navi 23 GPU and according to the latest rumor, the Radeon RX 6600 XT is going to feature up to 2.70 GHz clocks which would be very impressive for the AMD Navi 23 chip.

Both the AMD Radeon RX 6600 XT & the Radeon RX 6600 graphics cards have been submitted by custom card manufacturers at EEC. And now we know that both these cards will be powered by the Navi 23 (RDNA 2) GPU. The top model will feature the full Navi 23 XT SKU while the cut-down variant will be based on the Navi 23 XL SKU. Both of these GPUs will house all of the key techs that have been featured on the RDNA 2 graphics IP.

AMD Radeon RX 6000 Series “RDNA 2” Graphics Card Lineup:

Graphics Card	AMD Radeon RX 6600	AMD Radeon RX 6600 XT	AMD Radeon RX 6700	AMD Radeon RX 6700 XT	AMD Radeon RX 6800	AMD Radeon RX 6800 XT	AMD Radeon RX 6900 XT
GPU	Navi 23 (XL?)	Navi 23 (XT?)	Navi 22 (XL?)	Navi 22 (XT?)	Navi 21 XL	Navi 21 XT	Navi 21 XTX
Process Node	7nm	7nm	7nm	7nm	7nm	7nm	7nm
Die Size	236mm2?	236mm2?	336mm2	336mm2	520mm2	520mm2	520mm2
Transistors	TBA	TBA	17.2 Billion	17.2 Billion	26.8 Billion	26.8 Billion	26.8 Billion
Compute Units	28	32	36	40	60	72	80
Stream Processors	1792	2048	2304	2560	3840	4608	5120
TMUs/ROPs	TBA	TBA	TBA	160/64	240 / 96	288 / 128	320 / 128
Game Clock	TBA	TBA	TBA	2424 MHz	1815 MHz	2015 MHz	2015 MHz
Boost Clock	TBA	TBA	TBA	2581 MHz	2105 MHz	2250 MHz	2250 MHz
FP32 TFLOPs	TBA	TBA	TBA	13.21 TFLOPs	16.17 TFLOPs	20.74 TFLOPs	23.04 TFLOPs
Memory Size	8 GB GDDR6 + 64 MB Infinity Cache?	8 GB GDDR6 + 64 MB Infinity Cache?	12 GB GDDR6 + 96 MB Infinity Cache?	12 GB GDDR6 + 96 MB Infinity Cache	16 GB GDDR6 +128 MB Infinity Cache	16 GB GDDR6 +128 MB Infinity Cache	16 GB GDDR6 +128 MB Infinity Cache
Memory Bus	128-bit?	192-bit	192-bit	192-bit	256-bit	256-bit	256-bit
Memory Clock	16 Gbps?	16 Gbps?	16 Gbps?	16 Gbps	16 Gbps	16 Gbps	16 Gbps
Bandwidth	256 GB/s?	256 GB/s?	384 GB/s	384 GB/s	512 GB/s	512 GB/s	512 GB/s
TDP	TBA	TBA	TBA	230W	250W	300W	300W
Price	TBA	TBA	TBA	$479 US	$579 US	$649 US	$999 US