NVIDIA RTX A400 vs Intel Arc A770
We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 16GB VRAM Arc A770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA RTX A400 's Advantages
Released 1 years and 6 months late
Lower TDP (50W vs 225W)
Intel Arc A770 's Advantages
Boost Clock has increased by 36% (2400MHz vs 1762MHz)
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (512.0GB/s vs 96.00GB/s)
3328 additional rendering cores
Score
Benchmark
FP32 (float)
RTX A400
2.706 TFLOPS
Arc A770
+626%
19.66 TFLOPS
3DMark Time Spy
RTX A400
2091
Arc A770
+548%
13560
3DMark Speed Way
RTX A400
308
Arc A770
+692%
2442
Graphics Card
Apr 2024
Release Date
Oct 2022
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
2100 MHz
1762 MHz
Boost Clock
2400 MHz
1500 MHz
Memory Clock
2000 MHz
Memory
4GB
Memory Size
16GB
GDDR6
Memory Type
GDDR6
64bit
Memory Bus
256bit
96.00GB/s
Bandwidth
512.0GB/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
307.2 GPixel/s
42.29 GTexel/s
Texture Rate
614.4 GTexel/s
2.706 TFLOPS
FP16 (half)
39.32 TFLOPS
2.706 TFLOPS
FP32 (float)
19.66 TFLOPS
42.29 GFLOPS
FP64 (double)
2.458 TFLOPS
Board Design
50W
TDP
225W
250 W
Suggested PSU
550 W
4x mini-DisplayPort 1.4a
Outputs
1x HDMI 2.13x DisplayPort 2.0
None
Power Connectors
1x 6-pin + 1x 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
