AMD Radeon Instinct MI300A vs Intel Arc A780
We compared two Desktop platform GPUs: 192GB VRAM Radeon Instinct MI300A and 16GB VRAM Arc A780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Instinct MI300A 's Advantages
More VRAM (192GB vs 16GB)
Larger VRAM bandwidth (10.3TB/s vs 559.6GB/s)
15360 additional rendering cores
Intel Arc A780 's Advantages
Boost Clock has increased by 5% (2200MHz vs 2100MHz)
Lower TDP (200W vs 750W)
Score
Benchmark
FP32 (float)
Radeon Instinct MI300A
+353%
81.72 TFLOPS
Arc A780
18.02 TFLOPS
Graphics Card
Dec 2023
Release Date
Unknown
Radeon Instinct
Generation
Alchemist(Arc 7)
Desktop
Type
Desktop
PCIe 5.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
1000 MHz
Base Clock
2200 MHz
2100 MHz
Boost Clock
2200 MHz
2525 MHz
Memory Clock
1093 MHz
Memory
192GB
Memory Size
16GB
HBM3
Memory Type
GDDR6X
8192bit
Memory Bus
256bit
10.3TB/s
Bandwidth
559.6GB/s
Render Config
304
Compute Units
-
-
-
-
19456
Shading Units
4096
1216
TMUs
256
0
ROPs
128
1216
Tensor Cores
512
-
RT Cores
32
16 KB (per CU)
L1 Cache
-
16 MB
L2 Cache
16 MB
256 MB
L3 Cache
-
Theoretical Performance
0 MPixel/s
Pixel Rate
281.6 GPixel/s
2554 GTexel/s
Texture Rate
563.2 GTexel/s
653.7 TFLOPS
FP16 (half)
36.04 TFLOPS
81.72 TFLOPS
FP32 (float)
18.02 TFLOPS
81.72 TFLOPS
FP64 (double)
2.253 TFLOPS
Board Design
750W
TDP
200W
1150 W
Suggested PSU
550 W
No outputs
Outputs
1x HDMI 2.13x DisplayPort 2.0
None
Power Connectors
2x 8-pin
Graphics Processor
Aqua Vanjaram
GPU Name
DG2-512
-
GPU Variant
ACM-G10
CDNA 3.0
Architecture
Generation 12.7
TSMC
Foundry
TSMC
5 nm
Process Size
6 nm
153 billion
Transistors
21.7 billion
1017 mm²
Die Size
406 mm²
Graphics Features
N/A
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
3.0
OpenCL
3.0
N/A
Vulkan
1.3
-
-
-
N/A
Shader Model
6.6
