GPU Comparison
RADEON
AMD Radeon Pro Vega 20
CORE STATE
Vega 12
VRAM
4 GB
CLOCK SPEED
1283 MHz
TDP
100 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GPU
Arc A550M
CORE STATE
DG2-512
VRAM
8 GB
CLOCK SPEED
2050 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
—
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega 20
A550M
Core Specs
Shading Units
1,280
2,048
+60.0%
Shaders
1,280
2,048
+60.0%
TMUs
80
128
+60.0%
ROPs
32
64
+100.0%
Compute Units
20
—
Execution Units
—
256
Clocks
Base Clock
815 MHz
900 MHz
Boost Clock
1283 MHz
2050 MHz
Memory Clock
740 MHz
1480 Mbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
4 GB
8 GB
VRAM (MB)
4,096
8,192
+100.0%
Memory Type
HBM2
GDDR6
Memory Bus
1024 bit
128 bit
Bandwidth
189.4 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
1024 KB
8 MB
Performance
Pixel Rate
41.06 GPixel/s
131.2 GPixel/s
Texture Rate
102.6 GTexel/s
262.4 GTexel/s
FP32 (TFLOPS)
3.284 TFLOPS
8.397 TFLOPS
FP64 (TFLOPS)
205.3 GFLOPS (1:16)
—
FP16 (TFLOPS)
6.569 TFLOPS (2:1)
16.79 TFLOPS (2:1)
AI/RT
RT Cores
—
16
XMX Cores
—
256
Power
TDP
100 W
60 W
TDP (W)
100
60
-40.0%
Architecture
Architecture
GCN 5.0
Xe-HPG
GPU Name
Vega 12
DG2-512
Generation
Radeon Pro Mac
(Vega Series)
Alchemist
(Arc 5 Mobile)
Process Size
14 nm
6 nm
Transistors
—
21,700 million
Die Size
—
406 mm²
Foundry
GlobalFoundries
TSMC
Density
—
53.4M / mm²
API Support
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
Shader Model
6.0
6.6
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life