Since I'm reading these now, I'll go ahead and start this thread. Link reviews and I'll add them to the OP.
Anandtech: http://www.anandtech.com/show/5541/amd-radeon-hd-7750-radeon-hd-7770-ghz-edition-review
Techspot: http://www.techspot.com/review/498-amd-radeon-hd7770-hd7750/
HardOCP (Factory OC'd card): http://www.hardocp.com/article/2012/02/14/xfx_r7770_black_edition_super_overclocked_review
HardwareCanucks: http://www.hardwarecanucks.com/foru.../51543-amd-radeon-hd-7770-hd-7750-review.html
TechReport: http://techreport.com/articles.x/22473
Guru3D : http://www.guru3d.com/article/amd-radeon-hd-7750-and-7770-review/
TechPowerUp (Crossfire): http://www.techpowerup.com/reviews/HIS/HD_7750_7770_CrossFire/
Hexus: http://hexus.net/tech/reviews/graphics/35233-powercolor-radeon-hd-7770-amd-radeon-hd-7750/
Tom's: http://www.tomshardware.com/reviews/radeon-hd-7770-7750-benchmark,3135.html
Neoseeker: http://www.neoseeker.com/Articles/Hardware/Roundups/Sapphire_XFX_HD_7770/
Legion Hardware: http://www.legionhardware.com/articles_pages/amd_radeon_hd_7770_7750,1.html
Tweaktown (crossfire): http://www.tweaktown.com/reviews/45...70_1gb_oc_video_cards_in_crossfire/index.html
UPDATE: Graphics card availability
Amazon
- HD7770 starting at $160FS: http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias=electronics&field-keywords=radeon+hd+7770
Newegg
- HD7770 starting at $160FS: http://www.newegg.com/Product/Produ...6767 600298539&IsNodeId=1&name=Radeon HD 7770
- HD7750 starting at $110 plus shipping: http://www.newegg.com/Product/Produ...TCH&N=100006662&isNodeId=1&Description=hd7750
Tigerdirect
- HD7770 currently $130AR with code (YRH56338): http://www.tigerdirect.com/applications/SearchTools/item-details.asp?EdpNo=2042277&Sku=A271-7770
Specifications (Source: Anandtech):
Anandtech: http://www.anandtech.com/show/5541/amd-radeon-hd-7750-radeon-hd-7770-ghz-edition-review
Techspot: http://www.techspot.com/review/498-amd-radeon-hd7770-hd7750/
HardOCP (Factory OC'd card): http://www.hardocp.com/article/2012/02/14/xfx_r7770_black_edition_super_overclocked_review
HardwareCanucks: http://www.hardwarecanucks.com/foru.../51543-amd-radeon-hd-7770-hd-7750-review.html
TechReport: http://techreport.com/articles.x/22473
Guru3D : http://www.guru3d.com/article/amd-radeon-hd-7750-and-7770-review/
TechPowerUp (Crossfire): http://www.techpowerup.com/reviews/HIS/HD_7750_7770_CrossFire/
Hexus: http://hexus.net/tech/reviews/graphics/35233-powercolor-radeon-hd-7770-amd-radeon-hd-7750/
Tom's: http://www.tomshardware.com/reviews/radeon-hd-7770-7750-benchmark,3135.html
Neoseeker: http://www.neoseeker.com/Articles/Hardware/Roundups/Sapphire_XFX_HD_7770/
Legion Hardware: http://www.legionhardware.com/articles_pages/amd_radeon_hd_7770_7750,1.html
Tweaktown (crossfire): http://www.tweaktown.com/reviews/45...70_1gb_oc_video_cards_in_crossfire/index.html
UPDATE: Graphics card availability
Amazon
- HD7770 starting at $160FS: http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias=electronics&field-keywords=radeon+hd+7770
Newegg
- HD7770 starting at $160FS: http://www.newegg.com/Product/Produ...6767 600298539&IsNodeId=1&name=Radeon HD 7770
- HD7750 starting at $110 plus shipping: http://www.newegg.com/Product/Produ...TCH&N=100006662&isNodeId=1&Description=hd7750
Tigerdirect
- HD7770 currently $130AR with code (YRH56338): http://www.tigerdirect.com/applications/SearchTools/item-details.asp?EdpNo=2042277&Sku=A271-7770
Specifications (Source: Anandtech):
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