GPU Comparison
RADEON
AMD Radeon Pro 455
CORE STATE
Baffin
VRAM
2 GB
CLOCK SPEED
—
TDP
35 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2016
VS
RADEON
Radeon Pro 555
CORE STATE
Polaris 21
VRAM
2 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 455
Pro 555
Core Specs
Shading Units
768
768
0.0%
Shaders
768
768
0.0%
TMUs
48
48
0.0%
ROPs
16
16
0.0%
Compute Units
12
12
0.0%
Clocks
GPU Clock
855 MHz
850 MHz
Memory Clock
1270 MHz
5.1 Gbps effective
1275 MHz
5.1 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
81.28 GB/s
81.60 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
1024 KB
Performance
Pixel Rate
13.68 GPixel/s
13.60 GPixel/s
Texture Rate
41.04 GTexel/s
40.80 GTexel/s
FP32 (TFLOPS)
1,313.3 GFLOPS
1,305.6 GFLOPS
FP64 (TFLOPS)
82.08 GFLOPS (1:16)
81.60 GFLOPS (1:16)
FP16 (TFLOPS)
1,313.3 GFLOPS (1:1)
1,305.6 GFLOPS (1:1)
Power
TDP
35 W
75 W
TDP (W)
35
75
+114.3%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
GCN 4.0
GPU Name
Baffin
Polaris 21
Generation
Radeon Pro Mac
(400 Series)
Radeon Pro Mac
(500 Series)
Process Size
14 nm
14 nm
Transistors
3,000 million
3,000 million
Die Size
123 mm²
123 mm²
Foundry
GlobalFoundries
GlobalFoundries
Density
24.4M / mm²
24.4M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.3
OpenCL
2.1
2.1
Shader Model
6.7
6.7
Physical
Slot Width
MXM Module
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