How do the scores compare?

AMD Radeon RX 6800 XT scores 51.2/100 overall; Intel Arc B580 scores 46.4/100. AMD Radeon RX 6800 XT wins 11 individual spec rows, Intel Arc B580 wins 4.

What are the main differences between the AMD Radeon RX 6800 XT and the Intel Arc B580?

AMD Radeon RX 6800 XT advantages: Stronger rasterization score: 47 vs 38; Stronger compute score: 58 vs 40; 260% higher RT cores: 72 vs 20; 80% higher Shading units: 4,608 vs 2,560; 68% higher PassMark G3D: 24,800 vs 14,800. Intel Arc B580 advantages: 37% lower TDP: 190 W vs 300 W; 29% lower process: 5 nm vs 7 nm; 19% higher Boost clock: 2,670 MHz vs 2,250 MHz; Lower launch price: $249 vs $649.

Which is cheaper: AMD Radeon RX 6800 XT or Intel Arc B580?

Intel Arc B580 launched cheaper at $249, versus $649 for the AMD Radeon RX 6800 XT.

AMD Radeon RX 6800 XT vs Intel Arc B580

WINNER

AMD

AMD Radeon RX 6800 XT

$649

Intel

Intel Arc B580

$249

47Rasterization38

33.6Ray Tracing32

56.8Memoryspec-based50.6

71.6Efficiencyspec-based87.4

58.4Compute40

11 spec wins — AMD Radeon RX 6800 XT4 spec wins — Intel Arc B580

InnoReviews verdict

AMD Radeon RX 6800 XT wins this graphics card face-off, 51.2 to 46.4, pulling ahead mainly in compute (+18) and rasterization (+9). Intel Arc B580 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 6800 XT

Stronger rasterization score: 47 vs 38
Stronger compute score: 58 vs 40
260% higher RT cores: 72 vs 20
80% higher Shading units: 4,608 vs 2,560
68% higher PassMark G3D: 24,800 vs 14,800

Reasons to pick the Intel Arc B580

37% lower TDP: 190 W vs 300 W
29% lower process: 5 nm vs 7 nm
19% higher Boost clock: 2,670 MHz vs 2,250 MHz
Lower launch price: $249 vs $649

General

General comparison: AMD Radeon RX 6800 XT versus Intel Arc B580
Spec	AMD Radeon RX 6800 XT	Intel Arc B580
Announced	2020	2024
Architecture	RDNA 2	Battlemage
Process	7 nm	5 nm+29%
TDP	300 W	190 W+37%
Power connector	2x 8-pin	1x 8-pin

Cores & Clocks

Cores & Clocks comparison: AMD Radeon RX 6800 XT versus Intel Arc B580
Spec	AMD Radeon RX 6800 XT	Intel Arc B580
Shading units	4,608+80%	2,560
RT cores	72+260%	20
Tensor / AI cores	—	160
Base clock	1,825 MHz	—
Boost clock	2,250 MHz	2,670 MHz+19%

Memory

Memory comparison: AMD Radeon RX 6800 XT versus Intel Arc B580
Spec	AMD Radeon RX 6800 XT	Intel Arc B580
VRAM	16 GB+33%	12 GB
VRAM type	GDDR6	GDDR6
Bus width	256 bit+33%	192 bit
Bandwidth	512 GB/s+12%	456 GB/s

Benchmarks

Benchmarks comparison: AMD Radeon RX 6800 XT versus Intel Arc B580
Spec	AMD Radeon RX 6800 XT	Intel Arc B580
3DMark Time Spy	18,700+31%Top 28%	14,300Top 39%
3DMark Speed Way	3,550+9%Bottom 48%	3,250Bottom 40%
PassMark G3D	24,800+68%Top 22%	14,800Bottom 37%
1080p Ultra	150 fps+43%Top 39%	105 fpsBottom 36%
1440p Ultra	110 fps+45%Top 39%	76 fpsBottom 38%
4K Ultra	59 fps+48%Top 41%	40 fpsBottom 38%

Features

Features comparison: AMD Radeon RX 6800 XT versus Intel Arc B580
Spec	AMD Radeon RX 6800 XT	Intel Arc B580
Upscaling	FSR 3	XeSS 2

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