Alternative to HD-677X-ZAF4: Better-Value Equivalents in Stock
Comparing the HD-677X-ZAF4 (HD-677X-ZAF4 - XFX Core Radeon 6770 850MHz 1GB DDR3 Ghost Thermal DisplayPort HDMI Dual DVI Bus Type PCI Express 2.1 Video Graphics Card) against alternatives? Pro Disk Network stocks 12 similar parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the HD-677X-ZAF4
| SKU | HD-677X-ZAF4 |
|---|---|
| Product | HD-677X-ZAF4 - XFX Core Radeon 6770 850MHz 1GB DDR3 Ghost Thermal DisplayPort HDMI Dual DVI Bus Type PCI Express 2.1 Video Graphics Card |
| Current price | $545.88 |
| Stock status | In Stock |
| Detail page | View HD-677X-ZAF4 › |
Alternatives to HD-677X-ZAF4
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
FX-777A-ZNF4 - XFX Core Radeon 7770 1GB GDDR5 Ghost Thermal Mini DisplayPort HDMI DVI Video Graphics Card
SKU: FX-777A-ZNF4
Price: $650.16
FX-785A-CNJC - XFX Core Radeon 7850 860MHz 2GB GDDR5 Ghost Thermal with Dual Mini DisplayPort HDMI DVI PCI Express 3.0 Video Graphics Card
SKU: FX-785A-CNJC
Price: $610.80
FX-777A-ZDF4 - XFX Double Dissipation Radeon 7770 1GB GDDR5 Ghost Thermal Mini DisplayPort Video Graphics Card
SKU: FX-777A-ZDF4
Price: $724.72
FX-785A-CNFC - XFX Radeon 7850 2GB GDDR5 Ghost Thermal with Dual Mini DisplayPort HDMI Video Graphics Card
SKU: FX-785A-CNFC
Price: $910.09
FX-797G-TDFC - XFX Double Dissipation Radeon Tahiti Xt2 3GB GDDR5 Ghost Thermal with Hy Video Graphics Card
SKU: FX-797G-TDFC
Price: $1,149.47
HD677XZNFC - XFX AMD Radeon HD 6770 1GB GDDR5 128-Bit PCI Express 2.0 x16 Video Graphics Card
SKU: HD677XZNFC
Price: $485.71
HD-677X-ZN - XFX Radeon HD 6770 1GB DDR5 PCI Express Video Graphics Card
SKU: HD-677X-ZN
Price: $485.71
HD-677X-ZNLC - XFX AMD Radeon HD 6770 1GB GDDR5 128-Bit PCI Express 2.0 x16 Video Graphics Card
SKU: HD-677X-ZNLC
Price: $514.37
HD-677X-Z5FH - XFX Radeon HD 6770 1GB DDR5 PCI Express Video Graphics Card
SKU: HD-677X-Z5FH
Price: $579.74
HD-677X-Z5F3 - XFX AMD Radeon HD 6770 1GB GDDR5 128-Bit PCI Express 2.0 x16 Video Graphics Card
SKU: HD-677X-Z5F3
Price: $652.28
HD-667X-ZHF3 - XFX Radeon HD 6670 800 MHz Core 1GB DDR3 HDMI DVI VGA Video Graphics Card
SKU: HD-667X-ZHF3
Price: $445.04
ATI-102-C01002 - Dell / AMD ATI Radeon HD 6770 1GB GDDR5 PCI-Express x16 Graphics Video Card
SKU: ATI-102-C01002
Price: $127.53
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.