NVIDIA GeForce 8400 vs Intel Arc A780
We compared two Desktop platform GPUs: 256MB VRAM GeForce 8400 and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 8400 's Advantages
Lower TDP (25W vs 200W)
Intel Arc A780 's Advantages
Boost Clock2200MHz
More VRAM (16GB vs 256GB)
Larger VRAM bandwidth (559.6GB/s vs 8.000GB/s)
4088 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400
0.021 TFLOPS
Arc A780
+85709%
18.02 TFLOPS
Graphics Card
Dec 2007
Release Date
Unknown
GeForce 8
Generation
Alchemist(Arc 7)
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2200 MHz
-
Boost Clock
2200 MHz
500 MHz
Memory Clock
1093 MHz
Memory
256MB
Memory Size
16GB
DDR2
Memory Type
GDDR6X
64bit
Memory Bus
256bit
8.000GB/s
Bandwidth
559.6GB/s
Render Config
-
-
-
1
SM Count
-
8
Shading Units
4096
4
TMUs
256
4
ROPs
128
-
Tensor Cores
512
-
RT Cores
32
-
-
-
16 KB
L2 Cache
16 MB
-
-
-
Theoretical Performance
2.160 GPixel/s
Pixel Rate
281.6 GPixel/s
2.160 GTexel/s
Texture Rate
563.2 GTexel/s
-
FP16 (half)
36.04 TFLOPS
20.80 GFLOPS
FP32 (float)
18.02 TFLOPS
-
FP64 (double)
2.253 TFLOPS
Board Design
25W
TDP
200W
200 W
Suggested PSU
550 W
1x DVI
1x VGA
1x S-Video
Outputs
1x HDMI 2.13x DisplayPort 2.0
None
Power Connectors
2x 8-pin
Graphics Processor
G98
GPU Name
DG2-512
-
GPU Variant
ACM-G10
Tesla
Architecture
Generation 12.7
TSMC
Foundry
TSMC
65 nm
Process Size
6 nm
0.21 billion
Transistors
21.7 billion
86 mm²
Die Size
406 mm²
Graphics Features
11.1 (10_0)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.3
1.1
CUDA
-
4.0
Shader Model
6.6
