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 R5 M255
CORE STATE
Topaz
VRAM
2 GB
CLOCK SPEED
940 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 580X
R5 M255
Core Specs
Shading Units
2,304
384
-83.3%
Shaders
2,304
384
-83.3%
TMUs
144
24
-83.3%
ROPs
32
8
-75.0%
Compute Units
36
6
-83.3%
Clocks
Base Clock
1100 MHz
925 MHz
Boost Clock
1200 MHz
940 MHz
Memory Clock
1710 MHz
6.8 Gbps effective
1000 MHz
2 Gbps effective
Memory
Memory Size
8 GB
2 GB
VRAM (MB)
8,192
2,048
-75.0%
Memory Type
GDDR5
DDR3
Memory Bus
256 bit
128 bit
Bandwidth
218.9 GB/s
32.00 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
256 KB
Performance
Pixel Rate
38.40 GPixel/s
7.520 GPixel/s
Texture Rate
172.8 GTexel/s
22.56 GTexel/s
FP32 (TFLOPS)
5.530 TFLOPS
721.9 GFLOPS
FP64 (TFLOPS)
345.6 GFLOPS (1:16)
45.12 GFLOPS (1:16)
FP16 (TFLOPS)
5.530 TFLOPS (1:1)
721.9 GFLOPS (1:1)
Power
TDP
185 W
—
TDP (W)
185
—
Architecture
Architecture
GCN 4.0
GCN 3.0
GPU Name
Ellesmere
Topaz
Generation
Radeon Pro Mac
(500X Series)
Gem System
(R5 M200)
Process Size
14 nm
28 nm
Transistors
5,700 million
1,550 million
Die Size
232 mm²
125 mm²
Foundry
GlobalFoundries
TSMC
Density
24.6M / mm²
12.4M / 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
—
Outputs
2x HDMI 2.0b
—
Bus Interface
Apple MPX
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile