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 R8 M445DX
CORE STATE
Meso
VRAM
System Shared
CLOCK SPEED
1021 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 455
R8 M445DX
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
Base Clock
—
780 MHz
Boost Clock
—
1021 MHz
GPU Clock
855 MHz
—
Memory Clock
1270 MHz
5.1 Gbps effective
System Shared
Memory
Memory Size
2 GB
System Shared
VRAM (MB)
2,048
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
81.28 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
128 KB
Performance
Pixel Rate
13.68 GPixel/s
8.168 GPixel/s
Texture Rate
41.04 GTexel/s
20.42 GTexel/s
FP32 (TFLOPS)
1,313.3 GFLOPS
653.4 GFLOPS
FP64 (TFLOPS)
82.08 GFLOPS (1:16)
40.84 GFLOPS (1:16)
FP16 (TFLOPS)
1,313.3 GFLOPS (1:1)
653.4 GFLOPS (1:1)
Power
TDP
35 W
—
TDP (W)
35
—
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
GCN 3.0
GPU Name
Baffin
Meso
Generation
Radeon Pro Mac
(400 Series)
Gem System Hybrid
(Rx 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
MXM Module
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life