How do the scores compare?

AMD Radeon RX 6600 XT scores 41.5/100 overall; Intel Arc B580 scores 46.4/100. AMD Radeon RX 6600 XT wins 3 individual spec rows, Intel Arc B580 wins 12.

What are the main differences between the AMD Radeon RX 6600 XT and the Intel Arc B580?

AMD Radeon RX 6600 XT advantages: 60% higher RT cores: 32 vs 20; 16% lower TDP: 160 W vs 190 W. Intel Arc B580 advantages: Stronger rasterization score: 38 vs 33; Stronger Ray Tracing score: 32 vs 25; Stronger memory score: 51 vs 39; 78% higher bandwidth: 456 GB/s vs 256 GB/s; 76% higher 3DMark Speed Way: 3,250 vs 1,850; Lower launch price: $249 vs $379.

Which is cheaper: AMD Radeon RX 6600 XT or Intel Arc B580?

Intel Arc B580 launched cheaper at $249, versus $379 for the AMD Radeon RX 6600 XT.

AMD Radeon RX 6600 XT vs Intel Arc B580

AMD

AMD Radeon RX 6600 XT

$379

WINNER

Intel

Intel Arc B580

$249

32.6Rasterization38

24.5Ray Tracing32

38.7Memory50.6

88.9Efficiency87.4

40.5Compute40

3 spec wins — AMD Radeon RX 6600 XT12 spec wins — Intel Arc B580

InnoReviews verdict

Intel Arc B580 wins this graphics card face-off, 46.4 to 41.5, pulling ahead mainly in memory (+12) and Ray Tracing (+8). AMD Radeon RX 6600 XT still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the AMD Radeon RX 6600 XT

60% higher RT cores: 32 vs 20
16% lower TDP: 160 W vs 190 W

Reasons to pick the Intel Arc B580

Stronger rasterization score: 38 vs 33
Stronger Ray Tracing score: 32 vs 25
Stronger memory score: 51 vs 39
78% higher bandwidth: 456 GB/s vs 256 GB/s
76% higher 3DMark Speed Way: 3,250 vs 1,850
Lower launch price: $249 vs $379

General

General comparison: AMD Radeon RX 6600 XT versus Intel Arc B580
Spec	AMD Radeon RX 6600 XT	Intel Arc B580
Announced	2021	2024
Architecture	RDNA 2	Battlemage
Process	7 nm	5 nm+29%
TDP	160 W+16%	190 W
Power connector	1x 8-pin	1x 8-pin

Cores & Clocks

Cores & Clocks comparison: AMD Radeon RX 6600 XT versus Intel Arc B580
Spec	AMD Radeon RX 6600 XT	Intel Arc B580
Shading units	2,048	2,560+25%
RT cores	32+60%	20
Tensor / AI cores	—	160
Base clock	1,968 MHz	—
Boost clock	2,589 MHz	2,670 MHz+3%

Memory

Memory comparison: AMD Radeon RX 6600 XT versus Intel Arc B580
Spec	AMD Radeon RX 6600 XT	Intel Arc B580
VRAM	8 GB	12 GB+50%
VRAM type	GDDR6	GDDR6
Bus width	128 bit	192 bit+50%
Bandwidth	256 GB/s	456 GB/s+78%

Benchmarks

Benchmarks comparison: AMD Radeon RX 6600 XT versus Intel Arc B580
Spec	AMD Radeon RX 6600 XT	Intel Arc B580
3DMark Time Spy	10,200	14,300+40%
3DMark Speed Way	1,850	3,250+76%
PassMark G3D	16,000+8%	14,800
1080p Ultra	88 fps	105 fps+19%
1440p Ultra	62 fps	76 fps+23%
4K Ultra	31 fps	40 fps+29%

Features

Features comparison: AMD Radeon RX 6600 XT versus Intel Arc B580
Spec	AMD Radeon RX 6600 XT	Intel Arc B580
Upscaling	FSR 3	XeSS 2

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AMD Radeon RX 6600 XTvs NVIDIA GeForce RTX 2070 SuperVS AMD Radeon RX 6600 XTvs Intel Arc A750VS AMD Radeon RX 6600 XTvs AMD Radeon RX 6650 XTVS AMD Radeon RX 6600 XTvs NVIDIA GeForce RTX 3060VS Intel Arc B580vs NVIDIA GeForce RTX 2080 TiVS Intel Arc B580vs NVIDIA GeForce RTX 4060 TiVS Intel Arc B580vs AMD Radeon RX 6750 XTVS Intel Arc B580vs NVIDIA GeForce RTX 5060VS

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