Intel Arc A780 vs Intel Arc B580
We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 12GB VRAM Arc B580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A780 's Advantages
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (559.6GB/s vs 456.0GB/s)
1536 additional rendering cores
Intel Arc B580 's Advantages
Boost Clock has increased by 21% (2670MHz vs 2200MHz)
Lower TDP (190W vs 200W)
Score
Benchmark
FP32 (float)
Arc A780
+31%
18.02 TFLOPS
Arc B580
13.67 TFLOPS
Graphics Card
Unknown
Release Date
Dec 2024
Alchemist(Arc 7)
Generation
Battlemage
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
2200 MHz
Base Clock
2670 MHz
2200 MHz
Boost Clock
2670 MHz
1093 MHz
Memory Clock
2375 MHz
Memory
16GB
Memory Size
12GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
192bit
559.6GB/s
Bandwidth
456.0GB/s
Render Config
-
-
-
-
-
-
4096
Shading Units
2560
256
TMUs
160
128
ROPs
80
512
Tensor Cores
160
32
RT Cores
20
-
L1 Cache
256 KB (per EU)
16 MB
L2 Cache
18 MB
-
-
-
Theoretical Performance
281.6 GPixel/s
Pixel Rate
213.6 GPixel/s
563.2 GTexel/s
Texture Rate
427.2 GTexel/s
36.04 TFLOPS
FP16 (half)
27.34 TFLOPS
18.02 TFLOPS
FP32 (float)
13.67 TFLOPS
2.253 TFLOPS
FP64 (double)
1.709 TFLOPS
Board Design
200W
TDP
190W
550 W
Suggested PSU
450 W
1x HDMI 2.13x DisplayPort 2.0
Outputs
1x HDMI 2.1a
3x DisplayPort 2.1
2x 8-pin
Power Connectors
1x 8-pin
Graphics Processor
DG2-512
GPU Name
BMG-G21
ACM-G10
GPU Variant
SRPMF
Generation 12.7
Architecture
Xe2
TSMC
Foundry
TSMC
6 nm
Process Size
5 nm
21.7 billion
Transistors
19.6 billion
406 mm²
Die Size
272 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.4
-
-
-
6.6
Shader Model
6.6
