GPU Comparison
RADEON
AMD Radeon Pro 560X
CORE STATE
Polaris 21
VRAM
4 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
RADEON
Radeon R6 M255DX
CORE STATE
Jet
VRAM
System Shared
CLOCK SPEED
855 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 560X
R6 M255DX
Core Specs
Shading Units
1,024
320
-68.8%
Shaders
1,024
320
-68.8%
TMUs
64
20
-68.8%
ROPs
16
8
-50.0%
Compute Units
16
5
-68.8%
Clocks
Base Clock
—
780 MHz
Boost Clock
—
855 MHz
GPU Clock
1004 MHz
—
Memory Clock
1470 MHz
5.9 Gbps effective
System Shared
Memory
Memory Size
4 GB
System Shared
VRAM (MB)
4,096
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
94.08 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
128 KB
Performance
Pixel Rate
16.06 GPixel/s
6.840 GPixel/s
Texture Rate
64.26 GTexel/s
17.10 GTexel/s
FP32 (TFLOPS)
2.056 TFLOPS
547.2 GFLOPS
FP64 (TFLOPS)
128.5 GFLOPS (1:16)
34.20 GFLOPS (1:16)
FP16 (TFLOPS)
2.056 TFLOPS (1:1)
—
Power
TDP
75 W
—
TDP (W)
75
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
GCN 1.0
GPU Name
Polaris 21
Jet
Generation
Radeon Pro Mac
(500X Series)
Gem System Hybrid
(Rx M200)
Process Size
14 nm
28 nm
Transistors
3,000 million
690 million
Die Size
123 mm²
56 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
12.3M / mm²
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.7
6.5 (5.1)
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life