Intel Arc A770 vs AMD Radeon Instinct MI355X
We compared two Desktop platform GPUs: 16GB VRAM Arc A770 and 288GB VRAM Radeon Instinct MI355X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A770 's Advantages
Boost Clock has increased by 14% (2400MHz vs 2100MHz)
Lower TDP (225W vs 1400W)
AMD Radeon Instinct MI355X 's Advantages
Released 2 years and 3 months late
More VRAM (288GB vs 16GB)
Larger VRAM bandwidth (8.19TB/s vs 512.0GB/s)
15360 additional rendering cores
Score
Benchmark
FP32 (float)
Arc A770
19.66 TFLOPS
Radeon Instinct MI355X
+315%
81.72 TFLOPS
Graphics Card
Oct 2022
Release Date
Jan 2025
Alchemist(Arc 7)
Generation
Radeon Instinct
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
2100 MHz
Base Clock
1000 MHz
2400 MHz
Boost Clock
2100 MHz
2000 MHz
Memory Clock
2000 MHz
Memory
16GB
Memory Size
288GB
GDDR6
Memory Type
HBM3e
256bit
Memory Bus
8192bit
512.0GB/s
Bandwidth
8.19TB/s
Render Config
-
Compute Units
304
-
-
-
4096
Shading Units
19456
256
TMUs
1216
128
ROPs
0
512
Tensor Cores
1216
32
RT Cores
-
-
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
16 MB
-
L3 Cache
256 MB
Theoretical Performance
307.2 GPixel/s
Pixel Rate
0 MPixel/s
614.4 GTexel/s
Texture Rate
2553.6 GTexel/s
39.32 TFLOPS
FP16 (half)
653.7 TFLOPS
19.66 TFLOPS
FP32 (float)
81.72 TFLOPS
2.458 TFLOPS
FP64 (double)
81.72 TFLOPS
Board Design
225W
TDP
1400W
550 W
Suggested PSU
1800 W
1x HDMI 2.13x DisplayPort 2.0
Outputs
No outputs
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Processor
DG2-512
GPU Name
Aqua Vanjaram X
ACM-G10
GPU Variant
-
Generation 12.7
Architecture
CDNA 4.0
TSMC
Foundry
TSMC
6 nm
Process Size
3 nm
21.7 billion
Transistors
153 billion
406 mm²
Die Size
1017 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
N/A
4.6
OpenGL
N/A
3.0
OpenCL
3.0
1.3
Vulkan
N/A
-
-
-
6.6
Shader Model
N/A
