AMD Radeon RX 580G vs AMD Radeon RX 460 1024SP
GPU · Specs Compare
Graphics Card
Release Date
Oct 2018
Jan 2017
Generation
Polaris
Arctic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
1257 MHz
1090 MHz
Boost Clock
1330 MHz
1200 MHz
Memory Clock
2000 MHz
1750 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
256.0GB/s
112.0GB/s
Render Config
Compute Units
36
16
Shading Units
2304
1024
TMUs
144
64
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
1024 KB
Theoretical Performance
Pixel Rate
42.56 GPixel/s
19.20 GPixel/s
Texture Rate
191.5 GTexel/s
76.80 GTexel/s
FP16 (half)
6.129 TFLOPS
2.458 TFLOPS
FP32 (float)
6.129 TFLOPS
2.458 TFLOPS
FP64 (double)
383.0 GFLOPS
153.6 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Baffin
GPU Variant
Polaris 20 XTX(215-0910038)
Baffin XT
Architecture
GCN 4.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
5.7 billion
3 billion
Die Size
232 mm²
123 mm²
Board Design
TDP
185W
75W
Suggested PSU
450 W
250 W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.2
Shader Model
6.4
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.