Intel Arc A780 vs Intel Arc Pro A40
We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 6GB VRAM Arc Pro A40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A780 's Advantages
Boost Clock has increased by 29% (2200MHz vs 1700MHz)
More VRAM (16GB vs 6GB)
Larger VRAM bandwidth (559.6GB/s vs 192.0GB/s)
3072 additional rendering cores
Intel Arc Pro A40 's Advantages
Lower TDP (50W vs 200W)
Score
Benchmark
FP32 (float)
Arc A780
+417%
18.02 TFLOPS
Arc Pro A40
3.482 TFLOPS
Graphics Card
Unknown
Release Date
Aug 2022
Alchemist(Arc 7)
Generation
Alchemist
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
2200 MHz
Base Clock
1500 MHz
2200 MHz
Boost Clock
1700 MHz
1093 MHz
Memory Clock
2000 MHz
Memory
16GB
Memory Size
6GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
96bit
559.6GB/s
Bandwidth
192.0GB/s
Render Config
-
-
-
-
-
-
4096
Shading Units
1024
256
TMUs
64
128
ROPs
32
512
Tensor Cores
-
32
RT Cores
8
-
-
-
16 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
281.6 GPixel/s
Pixel Rate
54.40 GPixel/s
563.2 GTexel/s
Texture Rate
108.8 GTexel/s
36.04 TFLOPS
FP16 (half)
6.963 TFLOPS
18.02 TFLOPS
FP32 (float)
3.482 TFLOPS
2.253 TFLOPS
FP64 (double)
870.4 GFLOPS
Board Design
200W
TDP
50W
550 W
Suggested PSU
250 W
1x HDMI 2.13x DisplayPort 2.0
Outputs
4x mini-DisplayPort 2.0
2x 8-pin
Power Connectors
None
Graphics Processor
DG2-512
GPU Name
DG2-128
ACM-G10
GPU Variant
ACM-G11
Generation 12.7
Architecture
Generation 12.7
TSMC
Foundry
TSMC
6 nm
Process Size
6 nm
21.7 billion
Transistors
7.2 billion
406 mm²
Die Size
157 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
1.3
-
-
-
6.6
Shader Model
6.6
