GPU Comparison
RADEON
AMD Radeon Pro 555X
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 R7 M440
CORE STATE
Meso
VRAM
4 GB
CLOCK SPEED
—
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 555X
R7 M440
Core Specs
Shading Units
768
320
-58.3%
Shaders
768
320
-58.3%
TMUs
48
20
-58.3%
ROPs
16
8
-50.0%
Compute Units
12
5
-58.3%
Clocks
GPU Clock
907 MHz
891 MHz
Memory Clock
1470 MHz
5.9 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
4 GB
4 GB
VRAM (MB)
4,096
4,096
0.0%
Memory Type
GDDR5
DDR3
Memory Bus
128 bit
64 bit
Bandwidth
94.08 GB/s
14.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
128 KB
Performance
Pixel Rate
14.51 GPixel/s
7.128 GPixel/s
Texture Rate
43.54 GTexel/s
17.82 GTexel/s
FP32 (TFLOPS)
1,393.2 GFLOPS
570.2 GFLOPS
FP64 (TFLOPS)
87.07 GFLOPS (1:16)
35.64 GFLOPS (1:16)
FP16 (TFLOPS)
1,393.2 GFLOPS (1:1)
570.2 GFLOPS (1:1)
Power
TDP
75 W
—
TDP (W)
75
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
GCN 3.0
GPU Name
Polaris 21
Meso
Generation
Radeon Pro Mac
(500X Series)
Gem System
(R7 M400)
Process Size
14 nm
28 nm
Transistors
3,000 million
1,550 million
Die Size
123 mm²
125 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / 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
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile