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
GPU
Arc Pro A30M
CORE STATE
DG2-128
VRAM
4 GB
CLOCK SPEED
2000 MHz
TDP
50 W
BUS WIDTH
64 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
Pro 455
Pro A30M
Core Specs
Shading Units
768
1,024
+33.3%
Shaders
768
1,024
+33.3%
TMUs
48
64
+33.3%
ROPs
16
32
+100.0%
Compute Units
12
—
Execution Units
—
128
Clocks
Base Clock
—
1500 MHz
Boost Clock
—
2000 MHz
GPU Clock
855 MHz
—
Memory Clock
1270 MHz
5.1 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
64 bit
Bandwidth
81.28 GB/s
128.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
1024 KB
4 MB
Performance
Pixel Rate
13.68 GPixel/s
64.00 GPixel/s
Texture Rate
41.04 GTexel/s
128.0 GTexel/s
FP32 (TFLOPS)
1,313.3 GFLOPS
4.096 TFLOPS
FP64 (TFLOPS)
82.08 GFLOPS (1:16)
1,024.0 GFLOPS (1:4)
FP16 (TFLOPS)
1,313.3 GFLOPS (1:1)
8.192 TFLOPS (2:1)
AI/RT
RT Cores
—
8
XMX Cores
—
128
Power
TDP
35 W
50 W
TDP (W)
35
50
+42.9%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Xe-HPG
GPU Name
Baffin
DG2-128
Generation
Radeon Pro Mac
(400 Series)
Alchemist
(Pro-Series Mobile)
Process Size
14 nm
6 nm
Transistors
3,000 million
7,200 million
Die Size
123 mm²
157 mm²
Foundry
GlobalFoundries
TSMC
Density
24.4M / mm²
45.9M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
Shader Model
6.7
6.6
Physical
Slot Width
MXM Module
—
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life