Intel Arc A770 vs Intel Arc B580

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Arc A770 compared with Arc B580

	IntelArc A770	IntelArc B580
Overview
Released
Released	October 2022	December 2024
Performance
Chip maker
Chip maker	Intel	Intel
Architecture
Architecture	Xe HPG (Alchemist)	Xe2 (Battlemage)
Shader cores
Shader cores	4,096	2,560
Architecture
Architecture	32 Xe-cores in 8 render slices; 512 Xe Vector Engines; Intel lists a 2100 MHz graphics clock, not a boost-clock rating. Photo shows the 16 GB Limited Edition backplate; 8 GB partner coolers vary	20 Xe-cores in 5 render slices; 160 Xe Vector Engines; Intel lists a 2670 MHz graphics clock
Manufacturing process
Manufacturing process	TSMC N6	TSMC N5
Ray tracing
Ray tracing	32 ray tracing units	20 second-generation ray tracing units
AI cores
AI cores	512 Intel XMX engines; 262 TOPS INT8	160 Intel XMX engines; 233 TOPS INT8
Upscaling and frame generation
Upscaling and frame generation	Intel XeSS	XeSS 2 with XeSS Super Resolution, XeSS Frame Generation and Xe Low Latency
Memory
Video memory
Video memory	16 GB GDDR6 or 8 GB GDDR6	12 GB GDDR6
Memory bus
Memory bus	256-bit (better)	192-bit
Memory bandwidth
Memory bandwidth	560 GB/s or 512 GB/s	456 GB/s
Memory detail
Memory detail	16 GB GDDR6 at 17.5 Gbps; also sold as an 8 GB version with 16 Gbps memory (512 GB/s)	GDDR6 at 19 Gbps
Connections and power
Board power
Board power	225 W	190 W (better)
Interface
Interface	PCIe 4.0 x16	PCIe 4.0 x8
Display outputs
Display outputs	DisplayPort 2.0 up to UHBR 10, HDMI 2.1, HDMI 2.0b; up to 4 displays	HDMI 2.1, DisplayPort 2.1 up to UHBR 13.5, DisplayPort 2.1 up to UHBR 10; up to 4 displays
Maximum resolution
Maximum resolution	7680 × 4320 at 60 Hz over DisplayPort, 4096 × 2160 at 60 Hz over HDMI	7680 × 4320 at 120 Hz over HDMI, 7680 × 4320 at 60 Hz over DisplayPort
Power connector
Power connector	–	1 × 8-pin (Limited Edition)
Recommended power supply
Recommended power supply	–	600 W
Slot width
Slot width	–	2-slot (Limited Edition)
Size (reference card)
Size (reference card)	–	272 × 115 mm, 779 g (Limited Edition)
Video encode and decode
Video encode and decode	2 multi-format codec engines; H.264, HEVC and AV1 encode and decode	2 multi-format codec engines; H.264, HEVC and AV1 encode and decode; HDR10, HDR10+ Gaming and Dolby Vision