Intel Arc A780 vs AMD Radeon R9 380X
We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 4GB VRAM Radeon R9 380X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A780 's Advantages
Boost Clock2200MHz
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (559.6GB/s vs 182.4GB/s)
2048 additional rendering cores
AMD Radeon R9 380X 's Advantages
Lower TDP (190W vs 200W)
Score
Benchmark
FP32 (float)
Arc A780
+353%
18.02 TFLOPS
Radeon R9 380X
3.973 TFLOPS
Graphics Card
Unknown
Release Date
Nov 2015
Alchemist(Arc 7)
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2200 MHz
Base Clock
-
2200 MHz
Boost Clock
-
1093 MHz
Memory Clock
1425 MHz
Memory
16GB
Memory Size
4GB
GDDR6X
Memory Type
GDDR5
256bit
Memory Bus
256bit
559.6GB/s
Bandwidth
182.4GB/s
Render Config
-
Compute Units
32
-
-
-
4096
Shading Units
2048
256
TMUs
128
128
ROPs
32
512
Tensor Cores
-
32
RT Cores
-
-
L1 Cache
16 KB (per CU)
16 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
281.6 GPixel/s
Pixel Rate
31.04 GPixel/s
563.2 GTexel/s
Texture Rate
124.2 GTexel/s
36.04 TFLOPS
FP16 (half)
3.973 TFLOPS
18.02 TFLOPS
FP32 (float)
3.973 TFLOPS
2.253 TFLOPS
FP64 (double)
248.3 GFLOPS
Board Design
200W
TDP
190W
550 W
Suggested PSU
450 W
1x HDMI 2.13x DisplayPort 2.0
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
DG2-512
GPU Name
Antigua
ACM-G10
GPU Variant
Antigua XT
(215-0877016)
Generation 12.7
Architecture
GCN 3.0
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
21.7 billion
Transistors
5 billion
406 mm²
Die Size
366 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.3
Vulkan
1.2
-
-
-
6.6
Shader Model
6.3
