AMD Radeon R9 270X vs Intel Arc A580
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
Oct 2023
Generation
Volcanic Islands
Alchemist(Arc 5)
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1700 MHz
Boost Clock
1050 MHz
2000 MHz
Memory Clock
1400 MHz
2000 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
179.2GB/s
512.0GB/s
Render Config
Compute Units
20
—
Shading Units
1280
3072
TMUs
80
192
ROPs
32
96
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
8 MB
Tensor Cores
—
384
RT Cores
—
24
Theoretical Performance
Pixel Rate
33.60 GPixel/s
192.0 GPixel/s
Texture Rate
84.00 GTexel/s
384.0 GTexel/s
FP32 (float)
2.688 TFLOPS
12.29 TFLOPS
FP64 (double)
168.0 GFLOPS
1.536 TFLOPS
FP16 (half)
—
24.58 TFLOPS
Graphics Processor
GPU Name
Curacao
DG2-512
GPU Variant
Curacao XT(215-0848004)
ACM-G10
Architecture
GCN 1.0
Generation 12.7
Foundry
TSMC
TSMC
Process Size
28 nm
6 nm
Transistors
2.8 billion
21.7 billion
Die Size
212 mm²
406 mm²
Board Design
TDP
180W
175W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.13x DisplayPort 2.0
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.6
Benchmark
3DMark Time Spy
1,769
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.