Home GPU Comparison AMD Radeon RX 580 vs AMD Radeon RX 560 896SP

AMD Radeon RX 580 vs AMD Radeon RX 560 896SP

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 4GB VRAM Radeon RX 560 896SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 's Advantages
Boost Clock has increased by 14% (1340MHz vs 1175MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (256.0GB/s vs 112.0GB/s)
1408 additional rendering cores
AMD Radeon RX 560 896SP 's Advantages
Lower TDP (45W vs 185W)

Score

Benchmark

FP32 (float)
Radeon RX 580 +193%
6.175 TFLOPS
Radeon RX 560 896SP
2.106 TFLOPS
VS

Graphics Card

Apr 2017
Release Date
Jul 2017
Polaris
Generation
Polaris
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

1257 MHz
Base Clock
1090 MHz
1340 MHz
Boost Clock
1175 MHz
2000 MHz
Memory Clock
1750 MHz

Memory

8GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
256.0GB/s
Bandwidth
112.0GB/s

Render Config

36
Compute Units
14
-
-
-
2304
Shading Units
896
144
TMUs
56
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
1024 KB
-
-
-

Theoretical Performance

42.88 GPixel/s
Pixel Rate
18.80 GPixel/s
193.0 GTexel/s
Texture Rate
65.80 GTexel/s
6.175 TFLOPS
FP16 (half)
2.106 TFLOPS
6.175 TFLOPS
FP32 (float)
2.106 TFLOPS
385.9 GFLOPS
FP64 (double)
131.6 GFLOPS

Board Design

185W
TDP
45W
450 W
Suggested PSU
200 W
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
1x 8-pin
Power Connectors
None

Graphics Processor

Polaris 20
GPU Name
Polaris 21
Polaris 20 XTX (215-0910038)
GPU Variant
Polaris 21 XL
GCN 4.0
Architecture
GCN 4.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
5.7 billion
Transistors
3 billion
232 mm²
Die Size
123 mm²

Graphics Features

12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4

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