Intel Arc A780 vs AMD Radeon R9 280
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Mar 2014
Generation
Alchemist(Arc 7)
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2200 MHz
827 MHz
Boost Clock
2200 MHz
933 MHz
Memory Clock
1093 MHz
1250 MHz
Memory
Memory Size
16GB
3GB
Memory Type
GDDR6X
GDDR5
Memory Bus
256bit
384bit
Bandwidth
559.6GB/s
240.0GB/s
Render Config
Shading Units
4096
1792
TMUs
256
112
ROPs
128
32
Tensor Cores
512
—
RT Cores
32
—
L2 Cache
16 MB
768 KB
Compute Units
—
28
L1 Cache
—
16 KB (per CU)
Theoretical Performance
Pixel Rate
281.6 GPixel/s
29.86 GPixel/s
Texture Rate
563.2 GTexel/s
104.5 GTexel/s
FP16 (half)
36.04 TFLOPS
—
FP32 (float)
18.02 TFLOPS
3.344 TFLOPS
FP64 (double)
2.253 TFLOPS
836.0 GFLOPS
Graphics Processor
GPU Name
DG2-512
Tahiti
GPU Variant
ACM-G10
Tahiti PRO3(215-0821330)
Architecture
Generation 12.7
GCN 1.0
Foundry
TSMC
TSMC
Process Size
6 nm
28 nm
Transistors
21.7 billion
4.313 billion
Die Size
406 mm²
352 mm²
Board Design
TDP
200W
200W
Suggested PSU
550 W
550 W
Outputs
1x HDMI 2.13x DisplayPort 2.0
1x DVI2x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
Shader Model
6.6
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.