NVIDIA RTX A400 vs Intel Arc A780
We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A400 's Advantages
Lower TDP (50W vs 200W)
Intel Arc A780 's Advantages
Boost Clock has increased by 25% (2200MHz vs 1762MHz)
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (559.6GB/s vs 96.00GB/s)
3328 additional rendering cores
Score
Benchmark
FP32 (float)
RTX A400
2.706 TFLOPS
Arc A780
+565%
18.02 TFLOPS
Graphics Card
Apr 2024
Release Date
Unknown
Quadro Ampere(Ax000)
Generation
Alchemist(Arc 7)
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 4.0 x16
Clock Speeds
1417 MHz
Base Clock
2200 MHz
1762 MHz
Boost Clock
2200 MHz
1500 MHz
Memory Clock
1093 MHz
Memory
4GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6X
64bit
Memory Bus
256bit
96.00GB/s
Bandwidth
559.6GB/s
Render Config
-
-
-
6
SM Count
-
768
Shading Units
4096
24
TMUs
256
16
ROPs
128
24
Tensor Cores
512
6
RT Cores
32
128 KB (per SM)
L1 Cache
-
2 MB
L2 Cache
16 MB
-
-
-
Theoretical Performance
28.19 GPixel/s
Pixel Rate
281.6 GPixel/s
42.29 GTexel/s
Texture Rate
563.2 GTexel/s
2.706 TFLOPS
FP16 (half)
36.04 TFLOPS
2.706 TFLOPS
FP32 (float)
18.02 TFLOPS
42.29 GFLOPS
FP64 (double)
2.253 TFLOPS
Board Design
50W
TDP
200W
250 W
Suggested PSU
550 W
4x mini-DisplayPort 1.4a
Outputs
1x HDMI 2.13x DisplayPort 2.0
None
Power Connectors
2x 8-pin
Graphics Processor
GA107
GPU Name
DG2-512
-
GPU Variant
ACM-G10
Ampere
Architecture
Generation 12.7
Samsung
Foundry
TSMC
8 nm
Process Size
6 nm
8.7 billion
Transistors
21.7 billion
200 mm²
Die Size
406 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
8.6
CUDA
-
6.8
Shader Model
6.6
