GPU Comparison
RADEON
AMD Radeon Pro 580X
CORE STATE
Ellesmere
VRAM
8 GB
CLOCK SPEED
1200 MHz
TDP
185 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2019
VS
RADEON
Radeon R9 M395X
CORE STATE
Amethyst
VRAM
8 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 580X
R9 M395X
Core Specs
Shading Units
2,304
2,048
-11.1%
Shaders
2,304
2,048
-11.1%
TMUs
144
128
-11.1%
ROPs
32
32
0.0%
Compute Units
36
32
-11.1%
Clocks
Base Clock
1100 MHz
—
Boost Clock
1200 MHz
—
GPU Clock
—
723 MHz
Memory Clock
1710 MHz
6.8 Gbps effective
1250 MHz
5 Gbps effective
Memory
Memory Size
8 GB
8 GB
VRAM (MB)
8,192
8,192
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
218.9 GB/s
160.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Performance
Pixel Rate
38.40 GPixel/s
23.14 GPixel/s
Texture Rate
172.8 GTexel/s
92.54 GTexel/s
FP32 (TFLOPS)
5.530 TFLOPS
2.961 TFLOPS
FP64 (TFLOPS)
345.6 GFLOPS (1:16)
185.1 GFLOPS (1:16)
FP16 (TFLOPS)
5.530 TFLOPS (1:1)
2.961 TFLOPS (1:1)
Power
TDP
185 W
75 W
TDP (W)
185
75
-59.5%
Power Connectors
—
None
Architecture
Architecture
GCN 4.0
GCN 3.0
GPU Name
Ellesmere
Amethyst
Generation
Radeon Pro Mac
(500X Series)
Gem System
(R9 M300)
Process Size
14 nm
28 nm
Transistors
5,700 million
5,000 million
Die Size
232 mm²
366 mm²
Foundry
GlobalFoundries
TSMC
Density
24.6M / mm²
13.7M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.170
OpenCL
2.1
2.1
Shader Model
6.7
6.5
Physical
Slot Width
IGP
MXM Module
Outputs
2x HDMI 2.0b
Portable Device Dependent
Bus Interface
Apple MPX
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile